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<div class="header">
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<a href="#func-members">Functions</a>  </div>
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<div class="title">decision_tree.sql_in File Reference</div>  </div>
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<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a66dd4c15469c65676190208ee6853b83"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a66dd4c15469c65676190208ee6853b83">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth, integer min_split, integer min_bucket, integer n_bins, text pruning_params, text null_handling_params, boolean verbose_mode)</td></tr>
<tr class="memdesc:a66dd4c15469c65676190208ee6853b83"><td class="mdescLeft">&#160;</td><td class="mdescRight">Training of decision tree.  <a href="#a66dd4c15469c65676190208ee6853b83">More...</a><br /></td></tr>
<tr class="separator:a66dd4c15469c65676190208ee6853b83"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abf7fdb1ed06c426e60fb4aedae95d53c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#abf7fdb1ed06c426e60fb4aedae95d53c">__build_tree</a> (boolean is_classification, text split_criterion, text training_table_name, text output_table_name, text id_col_name, text dependent_variable, boolean dep_is_bool, text list_of_features, varchar[] cat_features, varchar[] ordered_cat_features, varchar[] boolean_cats, varchar[] con_features, text grouping_cols, text weights, integer max_depth, integer min_split, integer min_bucket, integer n_bins, text cp_table, smallint max_n_surr, text msg_level, text null_proxy, integer n_folds)</td></tr>
<tr class="separator:abf7fdb1ed06c426e60fb4aedae95d53c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a73a43da31b61ee81d5208860af2d3ab1"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a73a43da31b61ee81d5208860af2d3ab1">tree_train</a> (text message)</td></tr>
<tr class="separator:a73a43da31b61ee81d5208860af2d3ab1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a530812f8c3662705e24f8bf24d4eb3a5"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a530812f8c3662705e24f8bf24d4eb3a5">tree_train</a> ()</td></tr>
<tr class="separator:a530812f8c3662705e24f8bf24d4eb3a5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac6533f633d95f6c41a628a751b356ce1"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ac6533f633d95f6c41a628a751b356ce1">_dst_compute_con_splits_transition</a> (bytea8 state, float8[] con_features, integer n_per_seg, smallint num_splits)</td></tr>
<tr class="separator:ac6533f633d95f6c41a628a751b356ce1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1ce0c3bc05f5f6657ce61f2890b27a33"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a1ce0c3bc05f5f6657ce61f2890b27a33">_dst_compute_con_splits_final</a> (bytea8 state)</td></tr>
<tr class="separator:a1ce0c3bc05f5f6657ce61f2890b27a33"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaabc1efd8cc211886572692062f74732"><td class="memItemLeft" align="right" valign="top">aggregate bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#aaabc1efd8cc211886572692062f74732">_dst_compute_con_splits</a> (float8[], integer, smallint)</td></tr>
<tr class="separator:aaabc1efd8cc211886572692062f74732"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a88589c4a865221cd97af52284e222195"><td class="memItemLeft" align="right" valign="top">integer []&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a88589c4a865221cd97af52284e222195">_dst_compute_entropy_transition</a> (integer[] state, integer encoded_dep_var, integer num_dep_var)</td></tr>
<tr class="separator:a88589c4a865221cd97af52284e222195"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a992c692244ec9f1dd38557bc8cf5c2ef"><td class="memItemLeft" align="right" valign="top">integer []&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a992c692244ec9f1dd38557bc8cf5c2ef">_dst_compute_entropy_merge</a> (integer[] state1, integer[] state2)</td></tr>
<tr class="separator:a992c692244ec9f1dd38557bc8cf5c2ef"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac81d2cf47356702c5bc30790f505c05f"><td class="memItemLeft" align="right" valign="top">float8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ac81d2cf47356702c5bc30790f505c05f">_dst_compute_entropy_final</a> (integer[] state)</td></tr>
<tr class="separator:ac81d2cf47356702c5bc30790f505c05f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a71e8f6ae4227a3cd3734d8c8f7ef54fe"><td class="memItemLeft" align="right" valign="top">aggregate float8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a71e8f6ae4227a3cd3734d8c8f7ef54fe">_dst_compute_entropy</a> (integer, integer)</td></tr>
<tr class="separator:a71e8f6ae4227a3cd3734d8c8f7ef54fe"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a56fec99839acd3f7f9d33f0912480928"><td class="memItemLeft" align="right" valign="top">integer []&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a56fec99839acd3f7f9d33f0912480928">_map_catlevel_to_int</a> (text[] cat_values_in_text, text[] cat_levels_in_text, integer[] cat_n_levels, boolean null_as_category)</td></tr>
<tr class="separator:a56fec99839acd3f7f9d33f0912480928"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad63f7b9a78190275509744f9517dd370"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ad63f7b9a78190275509744f9517dd370">_initialize_decision_tree</a> (boolean is_regression_tree, text impurity_function, smallint num_response_labels, smallint max_n_surr)</td></tr>
<tr class="separator:ad63f7b9a78190275509744f9517dd370"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aadad9dcc5dd62e335305e99dc1a1b68e"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#aadad9dcc5dd62e335305e99dc1a1b68e">_compute_leaf_stats_transition</a> (bytea8 state, bytea8 tree_state, integer[] cat_features, float8[] con_features, float8 response, float8 weight, integer[] cat_levels, bytea8 con_splits, smallint n_response_labels, boolean weights_as_rows)</td></tr>
<tr class="separator:aadad9dcc5dd62e335305e99dc1a1b68e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aec006330e98f6c322f30c05cb07518c0"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#aec006330e98f6c322f30c05cb07518c0">_compute_leaf_stats_merge</a> (bytea8 state1, bytea8 state2)</td></tr>
<tr class="separator:aec006330e98f6c322f30c05cb07518c0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a93896cc01cd324ff6dec20d3791b8500"><td class="memItemLeft" align="right" valign="top">aggregate bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a93896cc01cd324ff6dec20d3791b8500">_compute_leaf_stats</a> (bytea8, integer[], float8[], float8, float8, integer[], bytea8, smallint, boolean)</td></tr>
<tr class="separator:a93896cc01cd324ff6dec20d3791b8500"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a164580846362686fe4ab55db7c4fa52a"><td class="memItemLeft" align="right" valign="top">_tree_result_type&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a164580846362686fe4ab55db7c4fa52a">_dt_apply</a> (bytea8 tree, bytea8 state, bytea8 con_splits, smallint min_split, smallint min_bucket, smallint max_depth, boolean subsample, integer num_random_features)</td></tr>
<tr class="separator:a164580846362686fe4ab55db7c4fa52a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af17fb0c819380de1c090731dba54ec40"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#af17fb0c819380de1c090731dba54ec40">_compute_surr_stats_transition</a> (bytea8 state, bytea8 tree_state, integer[] cat_features, float8[] con_features, integer[] cat_levels, bytea8 con_splits, integer dup_count)</td></tr>
<tr class="separator:af17fb0c819380de1c090731dba54ec40"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a52020e1216a5ca6b255aa9fefa5ed0f1"><td class="memItemLeft" align="right" valign="top">aggregate bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a52020e1216a5ca6b255aa9fefa5ed0f1">_compute_surr_stats</a> (bytea8, integer[], float8[], integer[], bytea8, integer)</td></tr>
<tr class="separator:a52020e1216a5ca6b255aa9fefa5ed0f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a05665f86bc28346cdf12e4b4d05aa3d9"><td class="memItemLeft" align="right" valign="top">bytea8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a05665f86bc28346cdf12e4b4d05aa3d9">_dt_surr_apply</a> (bytea8 tree, bytea8 state, bytea8 con_splits)</td></tr>
<tr class="separator:a05665f86bc28346cdf12e4b4d05aa3d9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a32e1056ceed38cc5da2e022e455b7de6"><td class="memItemLeft" align="right" valign="top">_flattened_tree&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a32e1056ceed38cc5da2e022e455b7de6">_print_decision_tree</a> (bytea8 tree)</td></tr>
<tr class="separator:a32e1056ceed38cc5da2e022e455b7de6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adb43607742d993e1588e1e7a74e82320"><td class="memItemLeft" align="right" valign="top">float8 []&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#adb43607742d993e1588e1e7a74e82320">_compute_var_importance</a> (bytea8 tree, integer n_cat_features, integer n_con_features)</td></tr>
<tr class="separator:adb43607742d993e1588e1e7a74e82320"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a59b5f555e1f8d7c57830c9cfe3401615"><td class="memItemLeft" align="right" valign="top">float8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a59b5f555e1f8d7c57830c9cfe3401615">_predict_dt_response</a> (bytea8 tree, integer[] cat_features, float8[] con_features)</td></tr>
<tr class="separator:a59b5f555e1f8d7c57830c9cfe3401615"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a25ef01785744c7cf005e6b517602b497"><td class="memItemLeft" align="right" valign="top">float8 []&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a25ef01785744c7cf005e6b517602b497">_predict_dt_prob</a> (bytea8 tree, integer[] cat_features, float8[] con_features)</td></tr>
<tr class="separator:a25ef01785744c7cf005e6b517602b497"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae371963e135c40d8be5b2e342ab3c252"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ae371963e135c40d8be5b2e342ab3c252">tree_predict</a> (text model, text source, text output, text pred_type)</td></tr>
<tr class="memdesc:ae371963e135c40d8be5b2e342ab3c252"><td class="mdescLeft">&#160;</td><td class="mdescRight">Use decision tree model to make predictions.  <a href="#ae371963e135c40d8be5b2e342ab3c252">More...</a><br /></td></tr>
<tr class="separator:ae371963e135c40d8be5b2e342ab3c252"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a71a536f94609625aabceaaa8a9030ac6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a71a536f94609625aabceaaa8a9030ac6">__tree_predict</a> (text model, text source, text output, text pred_type, boolean use_existing_tables, integer k)</td></tr>
<tr class="separator:a71a536f94609625aabceaaa8a9030ac6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad8afbe21c3b73daff7322c3fe906a804"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ad8afbe21c3b73daff7322c3fe906a804">tree_predict</a> (text model, text source, text output)</td></tr>
<tr class="separator:ad8afbe21c3b73daff7322c3fe906a804"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abb6f3ecdd2fdcb7661ee10a65419066e"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#abb6f3ecdd2fdcb7661ee10a65419066e">tree_predict</a> (text message)</td></tr>
<tr class="separator:abb6f3ecdd2fdcb7661ee10a65419066e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a744d4c5564a3ba18c9774fa040f32d18"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a744d4c5564a3ba18c9774fa040f32d18">tree_predict</a> ()</td></tr>
<tr class="separator:a744d4c5564a3ba18c9774fa040f32d18"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6ba706727adf88f8c07cfe09f71732bb"><td class="memItemLeft" align="right" valign="top">varchar&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a6ba706727adf88f8c07cfe09f71732bb">tree_surr_display</a> (text model_table)</td></tr>
<tr class="memdesc:a6ba706727adf88f8c07cfe09f71732bb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Display decision tree in dot or text format.  <a href="#a6ba706727adf88f8c07cfe09f71732bb">More...</a><br /></td></tr>
<tr class="separator:a6ba706727adf88f8c07cfe09f71732bb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a97c730e746e1a8ea658efe433c9d1be5"><td class="memItemLeft" align="right" valign="top">varchar&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a97c730e746e1a8ea658efe433c9d1be5">tree_surr_display</a> ()</td></tr>
<tr class="separator:a97c730e746e1a8ea658efe433c9d1be5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae3e4875107103a092d3ef560b1812ee5"><td class="memItemLeft" align="right" valign="top">varchar&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ae3e4875107103a092d3ef560b1812ee5">tree_display</a> (text model_table, boolean dot_format, boolean verbose)</td></tr>
<tr class="memdesc:ae3e4875107103a092d3ef560b1812ee5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Display decision tree in dot or text format.  <a href="#ae3e4875107103a092d3ef560b1812ee5">More...</a><br /></td></tr>
<tr class="separator:ae3e4875107103a092d3ef560b1812ee5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3c51edcc0fe3de029dc39a3f0306155d"><td class="memItemLeft" align="right" valign="top">varchar&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a3c51edcc0fe3de029dc39a3f0306155d">tree_display</a> (text model_table, boolean dot_format)</td></tr>
<tr class="separator:a3c51edcc0fe3de029dc39a3f0306155d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5168f7f604b0ad1c9e581f0e3f52698e"><td class="memItemLeft" align="right" valign="top">varchar&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a5168f7f604b0ad1c9e581f0e3f52698e">tree_display</a> (text model_table)</td></tr>
<tr class="separator:a5168f7f604b0ad1c9e581f0e3f52698e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adc9d02213b4d906976805a9681ea13fb"><td class="memItemLeft" align="right" valign="top">varchar&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#adc9d02213b4d906976805a9681ea13fb">tree_display</a> ()</td></tr>
<tr class="separator:adc9d02213b4d906976805a9681ea13fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a77f0212dd3776488cf73080eeb4e851c"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a77f0212dd3776488cf73080eeb4e851c">_display_decision_tree</a> (bytea8 tree, text[] cat_features, text[] con_features, text[] cat_levels_in_text, integer[] cat_n_levels, text[] dependent_levels, text id_prefix, boolean verbose)</td></tr>
<tr class="separator:a77f0212dd3776488cf73080eeb4e851c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0dd7cec9ec3db8482ae60a3f274c3488"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a0dd7cec9ec3db8482ae60a3f274c3488">_display_decision_tree</a> (bytea8 tree, text[] cat_features, text[] con_features, text[] cat_levels_in_text, integer[] cat_n_levels, text[] dependent_levels, text id_prefix)</td></tr>
<tr class="separator:a0dd7cec9ec3db8482ae60a3f274c3488"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a071ad5dd0cf985d9e5258968fa8c214d"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a071ad5dd0cf985d9e5258968fa8c214d">_display_decision_tree_surrogate</a> (bytea8 tree, text[] cat_features, text[] con_features, text[] cat_levels_in_text, integer[] cat_n_levels)</td></tr>
<tr class="separator:a071ad5dd0cf985d9e5258968fa8c214d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af030ab954fd282bb08e13134e087fafb"><td class="memItemLeft" align="right" valign="top">text&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#af030ab954fd282bb08e13134e087fafb">_display_text_decision_tree</a> (bytea8 tree, text[] cat_features, text[] con_features, text[] cat_levels_in_text, integer[] cat_n_levels, text[] dependent_levels)</td></tr>
<tr class="separator:af030ab954fd282bb08e13134e087fafb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a658412807f7b28e9e367a1421cb8ad96"><td class="memItemLeft" align="right" valign="top">set&lt; _cat_levels_type &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a658412807f7b28e9e367a1421cb8ad96">_gen_cat_levels_set</a> (text[] grp_keys, integer[] cat_n_levels, integer n_cat, text[] cat_sorted_origin)</td></tr>
<tr class="separator:a658412807f7b28e9e367a1421cb8ad96"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7071599a77d6080b2159e3ca167cff6c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a7071599a77d6080b2159e3ca167cff6c">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth, integer min_split, integer min_bucket, integer n_bins, text pruning_params, text null_handling_params)</td></tr>
<tr class="separator:a7071599a77d6080b2159e3ca167cff6c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab561b3e2a8a66b6ec763d44ea042aeca"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ab561b3e2a8a66b6ec763d44ea042aeca">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth, integer min_split, integer min_bucket, integer n_bins, text pruning_params)</td></tr>
<tr class="separator:ab561b3e2a8a66b6ec763d44ea042aeca"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:add62455af9b9f9a075df8221269a4872"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#add62455af9b9f9a075df8221269a4872">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth, integer min_split, integer min_bucket, integer n_bins)</td></tr>
<tr class="separator:add62455af9b9f9a075df8221269a4872"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a635b82bc9c1fcd63e5a46546d3e2ba70"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a635b82bc9c1fcd63e5a46546d3e2ba70">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth, integer min_split, integer min_bucket)</td></tr>
<tr class="separator:a635b82bc9c1fcd63e5a46546d3e2ba70"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a93591ca5193e5ac9f8c3ac52e1dfb1ba"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a93591ca5193e5ac9f8c3ac52e1dfb1ba">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth, integer min_split)</td></tr>
<tr class="separator:a93591ca5193e5ac9f8c3ac52e1dfb1ba"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a558361a337c93731b856523e20f20e72"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a558361a337c93731b856523e20f20e72">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights, integer max_depth)</td></tr>
<tr class="separator:a558361a337c93731b856523e20f20e72"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a10b882e4d6417023ae6b92f79e88ac29"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a10b882e4d6417023ae6b92f79e88ac29">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols, text weights)</td></tr>
<tr class="separator:a10b882e4d6417023ae6b92f79e88ac29"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac49c038b5668aeb901d22a5a81c8f338"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#ac49c038b5668aeb901d22a5a81c8f338">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion, text grouping_cols)</td></tr>
<tr class="separator:ac49c038b5668aeb901d22a5a81c8f338"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9cfac8d89b1a13d22a20eb79d4d7e7ce"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a9cfac8d89b1a13d22a20eb79d4d7e7ce">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude, text split_criterion)</td></tr>
<tr class="separator:a9cfac8d89b1a13d22a20eb79d4d7e7ce"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af70d0b6bba29f94ebd49acc48b4f9bb1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#af70d0b6bba29f94ebd49acc48b4f9bb1">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features, text list_of_features_to_exclude)</td></tr>
<tr class="separator:af70d0b6bba29f94ebd49acc48b4f9bb1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a639431da2553fb86673e82d62cde4458"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="decision__tree_8sql__in.html#a639431da2553fb86673e82d62cde4458">tree_train</a> (text training_table_name, text output_table_name, text id_col_name, text dependent_variable, text list_of_features)</td></tr>
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</table>
<h2 class="groupheader">Function Documentation</h2>
<a id="abf7fdb1ed06c426e60fb4aedae95d53c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abf7fdb1ed06c426e60fb4aedae95d53c">&#9670;&nbsp;</a></span>__build_tree()</h2>

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        <tr>
          <td class="memname">void __build_tree </td>
          <td>(</td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>is_classification</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>split_criterion</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>training_table_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output_table_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>id_col_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>dependent_variable</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>dep_is_bool</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">varchar []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">varchar []&#160;</td>
          <td class="paramname"><em>ordered_cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">varchar []&#160;</td>
          <td class="paramname"><em>boolean_cats</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">varchar []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>grouping_cols</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>weights</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_bucket</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_bins</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>cp_table</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>max_n_surr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>msg_level</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>null_proxy</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_folds</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a71a536f94609625aabceaaa8a9030ac6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a71a536f94609625aabceaaa8a9030ac6">&#9670;&nbsp;</a></span>__tree_predict()</h2>

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          <td class="memname">void __tree_predict </td>
          <td>(</td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>model</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>source</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>pred_type</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>use_existing_tables</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>k</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a93896cc01cd324ff6dec20d3791b8500"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a93896cc01cd324ff6dec20d3791b8500">&#9670;&nbsp;</a></span>_compute_leaf_stats()</h2>

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          <td class="memname">aggregate bytea8 _compute_leaf_stats </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8&#160;</td>
          <td class="paramname">[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname">&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

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</div>
<a id="aec006330e98f6c322f30c05cb07518c0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aec006330e98f6c322f30c05cb07518c0">&#9670;&nbsp;</a></span>_compute_leaf_stats_merge()</h2>

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          <td class="memname">bytea8 _compute_leaf_stats_merge </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state1</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state2</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="aadad9dcc5dd62e335305e99dc1a1b68e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aadad9dcc5dd62e335305e99dc1a1b68e">&#9670;&nbsp;</a></span>_compute_leaf_stats_transition()</h2>

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          <td class="memname">bytea8 _compute_leaf_stats_transition </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree_state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8 []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8&#160;</td>
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        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8&#160;</td>
          <td class="paramname"><em>weight</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>con_splits</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>n_response_labels</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>weights_as_rows</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
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        </tr>
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</div><div class="memdoc">

</div>
</div>
<a id="a52020e1216a5ca6b255aa9fefa5ed0f1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a52020e1216a5ca6b255aa9fefa5ed0f1">&#9670;&nbsp;</a></span>_compute_surr_stats()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">aggregate bytea8 _compute_surr_stats </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">[], </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8&#160;</td>
          <td class="paramname">[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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</div><div class="memdoc">

</div>
</div>
<a id="af17fb0c819380de1c090731dba54ec40"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af17fb0c819380de1c090731dba54ec40">&#9670;&nbsp;</a></span>_compute_surr_stats_transition()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bytea8 _compute_surr_stats_transition </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree_state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8 []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>con_splits</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>dup_count</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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</div><div class="memdoc">

</div>
</div>
<a id="adb43607742d993e1588e1e7a74e82320"></a>
<h2 class="memtitle"><span class="permalink"><a href="#adb43607742d993e1588e1e7a74e82320">&#9670;&nbsp;</a></span>_compute_var_importance()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">float8 [] _compute_var_importance </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_con_features</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a77f0212dd3776488cf73080eeb4e851c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a77f0212dd3776488cf73080eeb4e851c">&#9670;&nbsp;</a></span>_display_decision_tree() <span class="overload">[1/2]</span></h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">text _display_decision_tree </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_levels_in_text</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_n_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>dependent_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>id_prefix</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>verbose</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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</div><div class="memdoc">

</div>
</div>
<a id="a0dd7cec9ec3db8482ae60a3f274c3488"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0dd7cec9ec3db8482ae60a3f274c3488">&#9670;&nbsp;</a></span>_display_decision_tree() <span class="overload">[2/2]</span></h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">text _display_decision_tree </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_levels_in_text</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_n_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>dependent_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>id_prefix</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
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        </tr>
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</div><div class="memdoc">

</div>
</div>
<a id="a071ad5dd0cf985d9e5258968fa8c214d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a071ad5dd0cf985d9e5258968fa8c214d">&#9670;&nbsp;</a></span>_display_decision_tree_surrogate()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">text _display_decision_tree_surrogate </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_levels_in_text</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_n_levels</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="af030ab954fd282bb08e13134e087fafb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af030ab954fd282bb08e13134e087fafb">&#9670;&nbsp;</a></span>_display_text_decision_tree()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">text _display_text_decision_tree </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_levels_in_text</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_n_levels</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>dependent_levels</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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</div><div class="memdoc">

</div>
</div>
<a id="aaabc1efd8cc211886572692062f74732"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aaabc1efd8cc211886572692062f74732">&#9670;&nbsp;</a></span>_dst_compute_con_splits()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">aggregate bytea8 _dst_compute_con_splits </td>
          <td>(</td>
          <td class="paramtype">float8&#160;</td>
          <td class="paramname">[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname">&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a1ce0c3bc05f5f6657ce61f2890b27a33"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1ce0c3bc05f5f6657ce61f2890b27a33">&#9670;&nbsp;</a></span>_dst_compute_con_splits_final()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bytea8 _dst_compute_con_splits_final </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="ac6533f633d95f6c41a628a751b356ce1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac6533f633d95f6c41a628a751b356ce1">&#9670;&nbsp;</a></span>_dst_compute_con_splits_transition()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bytea8 _dst_compute_con_splits_transition </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8 []&#160;</td>
          <td class="paramname"><em>con_features</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_per_seg</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>num_splits</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a71e8f6ae4227a3cd3734d8c8f7ef54fe"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a71e8f6ae4227a3cd3734d8c8f7ef54fe">&#9670;&nbsp;</a></span>_dst_compute_entropy()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">aggregate float8 _dst_compute_entropy </td>
          <td>(</td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname">&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="ac81d2cf47356702c5bc30790f505c05f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac81d2cf47356702c5bc30790f505c05f">&#9670;&nbsp;</a></span>_dst_compute_entropy_final()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">float8 _dst_compute_entropy_final </td>
          <td>(</td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>state</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a992c692244ec9f1dd38557bc8cf5c2ef"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a992c692244ec9f1dd38557bc8cf5c2ef">&#9670;&nbsp;</a></span>_dst_compute_entropy_merge()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">integer [] _dst_compute_entropy_merge </td>
          <td>(</td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>state1</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>state2</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a88589c4a865221cd97af52284e222195"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a88589c4a865221cd97af52284e222195">&#9670;&nbsp;</a></span>_dst_compute_entropy_transition()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">integer [] _dst_compute_entropy_transition </td>
          <td>(</td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>encoded_dep_var</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>num_dep_var</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a164580846362686fe4ab55db7c4fa52a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a164580846362686fe4ab55db7c4fa52a">&#9670;&nbsp;</a></span>_dt_apply()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">_tree_result_type _dt_apply </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>state</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>con_splits</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>min_bucket</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>subsample</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>num_random_features</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a id="a05665f86bc28346cdf12e4b4d05aa3d9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a05665f86bc28346cdf12e4b4d05aa3d9">&#9670;&nbsp;</a></span>_dt_surr_apply()</h2>

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          <td class="memname">bytea8 _dt_surr_apply </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">bytea8&#160;</td>
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          <td class="paramkey"></td>
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          <td class="paramtype">bytea8&#160;</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a658412807f7b28e9e367a1421cb8ad96">&#9670;&nbsp;</a></span>_gen_cat_levels_set()</h2>

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          <td class="memname">set&lt;_cat_levels_type&gt; _gen_cat_levels_set </td>
          <td>(</td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>grp_keys</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_n_levels</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_cat</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_sorted_origin</em>&#160;</td>
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        <tr>
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          <td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad63f7b9a78190275509744f9517dd370">&#9670;&nbsp;</a></span>_initialize_decision_tree()</h2>

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          <td class="memname">bytea8 _initialize_decision_tree </td>
          <td>(</td>
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          <td class="paramname"><em>is_regression_tree</em>, </td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>impurity_function</em>, </td>
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          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>num_response_labels</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">smallint&#160;</td>
          <td class="paramname"><em>max_n_surr</em>&#160;</td>
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        <tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a56fec99839acd3f7f9d33f0912480928">&#9670;&nbsp;</a></span>_map_catlevel_to_int()</h2>

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          <td class="memname">integer [] _map_catlevel_to_int </td>
          <td>(</td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_values_in_text</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text []&#160;</td>
          <td class="paramname"><em>cat_levels_in_text</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_n_levels</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>null_as_category</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a25ef01785744c7cf005e6b517602b497">&#9670;&nbsp;</a></span>_predict_dt_prob()</h2>

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          <td class="memname">float8 [] _predict_dt_prob </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8 []&#160;</td>
          <td class="paramname"><em>con_features</em>&#160;</td>
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          <td></td>
          <td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a59b5f555e1f8d7c57830c9cfe3401615">&#9670;&nbsp;</a></span>_predict_dt_response()</h2>

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          <td class="memname">float8 _predict_dt_response </td>
          <td>(</td>
          <td class="paramtype">bytea8&#160;</td>
          <td class="paramname"><em>tree</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">integer []&#160;</td>
          <td class="paramname"><em>cat_features</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float8 []&#160;</td>
          <td class="paramname"><em>con_features</em>&#160;</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a32e1056ceed38cc5da2e022e455b7de6">&#9670;&nbsp;</a></span>_print_decision_tree()</h2>

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          <td class="memname">_flattened_tree _print_decision_tree </td>
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          <td class="paramname"><em>tree</em></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#ae3e4875107103a092d3ef560b1812ee5">&#9670;&nbsp;</a></span>tree_display() <span class="overload">[1/4]</span></h2>

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          <td class="memname">varchar tree_display </td>
          <td>(</td>
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          <td class="paramname"><em>model_table</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>dot_format</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>verbose</em>&#160;</td>
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          <td></td>
          <td>)</td>
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<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">tree_model</td><td>Name of the table containing the decision tree model </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a3c51edcc0fe3de029dc39a3f0306155d">&#9670;&nbsp;</a></span>tree_display() <span class="overload">[2/4]</span></h2>

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          <td class="paramname"><em>model_table</em>, </td>
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          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>dot_format</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
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<a id="a5168f7f604b0ad1c9e581f0e3f52698e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5168f7f604b0ad1c9e581f0e3f52698e">&#9670;&nbsp;</a></span>tree_display() <span class="overload">[3/4]</span></h2>

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<h2 class="memtitle"><span class="permalink"><a href="#adc9d02213b4d906976805a9681ea13fb">&#9670;&nbsp;</a></span>tree_display() <span class="overload">[4/4]</span></h2>

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<h2 class="memtitle"><span class="permalink"><a href="#ae371963e135c40d8be5b2e342ab3c252">&#9670;&nbsp;</a></span>tree_predict() <span class="overload">[1/4]</span></h2>

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          <td class="memname">void tree_predict </td>
          <td>(</td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>model</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramname"><em>source</em>, </td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output</em>, </td>
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          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>pred_type</em>&#160;</td>
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          <td>)</td>
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<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">model</td><td>Name of the table containing the decision tree model </td></tr>
    <tr><td class="paramname">source</td><td>Name of table containing prediction data </td></tr>
    <tr><td class="paramname">output</td><td>Name of table to output prediction results </td></tr>
    <tr><td class="paramname">pred_type</td><td>OPTIONAL (Default = 'response'). For regression trees, 'response', implies output is the predicted value. For classification trees, this can be 'response', giving the classification prediction as output, or ‘prob’, giving the class probabilities as output (for two classes, only a single probability value is output that corresponds to the first class when the two classes are sorted by name; in case of more than two classes, an array of class probabilities (a probability of each class) is output).</td></tr>
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</dl>
<p>See <a class="el" href="group__grp__decision__tree.html">Decision Tree</a> for more details. </p>

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<a id="ad8afbe21c3b73daff7322c3fe906a804"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad8afbe21c3b73daff7322c3fe906a804">&#9670;&nbsp;</a></span>tree_predict() <span class="overload">[2/4]</span></h2>

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          <td class="memname">void tree_predict </td>
          <td>(</td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>model</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>source</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output</em>&#160;</td>
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          <td></td>
          <td>)</td>
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<a id="abb6f3ecdd2fdcb7661ee10a65419066e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abb6f3ecdd2fdcb7661ee10a65419066e">&#9670;&nbsp;</a></span>tree_predict() <span class="overload">[3/4]</span></h2>

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          <td class="memname">text tree_predict </td>
          <td>(</td>
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          <td class="paramname"><em>message</em></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a744d4c5564a3ba18c9774fa040f32d18">&#9670;&nbsp;</a></span>tree_predict() <span class="overload">[4/4]</span></h2>

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          <td class="memname">text tree_predict </td>
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<a id="a6ba706727adf88f8c07cfe09f71732bb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6ba706727adf88f8c07cfe09f71732bb">&#9670;&nbsp;</a></span>tree_surr_display() <span class="overload">[1/2]</span></h2>

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          <td class="memname">varchar tree_surr_display </td>
          <td>(</td>
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          <td class="paramname"><em>model_table</em></td><td>)</td>
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<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">tree_model</td><td>Name of the table containing the decision tree model </td></tr>
  </table>
  </dd>
</dl>

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<a id="a97c730e746e1a8ea658efe433c9d1be5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a97c730e746e1a8ea658efe433c9d1be5">&#9670;&nbsp;</a></span>tree_surr_display() <span class="overload">[2/2]</span></h2>

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<a id="a66dd4c15469c65676190208ee6853b83"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a66dd4c15469c65676190208ee6853b83">&#9670;&nbsp;</a></span>tree_train() <span class="overload">[1/14]</span></h2>

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          <td class="memname">void tree_train </td>
          <td>(</td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>training_table_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output_table_name</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>id_col_name</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>dependent_variable</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>split_criterion</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>grouping_cols</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>weights</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_bucket</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_bins</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>pruning_params</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>null_handling_params</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">boolean&#160;</td>
          <td class="paramname"><em>verbose_mode</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">split_criterion</td><td>Various options to compute the feature to split a node. Available options are 'gini', 'cross-entropy', and 'misclassification'. The "cart" algorithm provides an additional option of 'mse'. </td></tr>
    <tr><td class="paramname">training_table_name</td><td>Name of the table containing data. </td></tr>
    <tr><td class="paramname">output_table_name</td><td>Name of the table to output the model. </td></tr>
    <tr><td class="paramname">id_col_name</td><td>Name of column containing the id information in training data. </td></tr>
    <tr><td class="paramname">dependent_variable</td><td>Name of the column that contains the output for training. Boolean, integer and text are considered classification outputs, while float values are considered regression outputs. </td></tr>
    <tr><td class="paramname">list_of_features</td><td>List of column names (comma-separated string) to use as predictors. Can also be a ‘*’ implying all columns are to be used as predictors (except the ones included in the next argument). Boolean, integer, and text columns are considered categorical columns. </td></tr>
    <tr><td class="paramname">list_of_features_to_exclude</td><td>OPTIONAL. List of column names (comma-separated string) to exlude from the predictors list. </td></tr>
    <tr><td class="paramname">grouping_cols</td><td>OPTIONAL. List of column names (comma-separated string) to group the data by. This will lead to creating multiple decision trees, one for each group. </td></tr>
    <tr><td class="paramname">weights</td><td>OPTIONAL. Column name containing weights for each observation. </td></tr>
    <tr><td class="paramname">max_depth</td><td>OPTIONAL (Default = 7). Set the maximum depth of any node of the final tree, with the root node counted as depth 0. A deeper tree can lead to better prediction but will also result in longer processing time and higher memory usage. </td></tr>
    <tr><td class="paramname">min_split</td><td>OPTIONAL (Default = 20). Minimum number of observations that must exist in a node for a split to be attempted. </td></tr>
    <tr><td class="paramname">min_bucket</td><td>OPTIONAL (Default = minsplit/3). Minimum number of observations in any terminal node. If only one of minbucket or minsplit is specified, minsplit is set to minbucket*3 or minbucket to minsplit/3, as appropriate. </td></tr>
    <tr><td class="paramname">n_bins</td><td>optional (default = 20) number of bins to use during binning. continuous-valued features are binned into discrete bins (per the quartile values) to compute split bound- aries. this global parameter is used to compute the resolution of the bins. higher number of bins will lead to higher processing time. </td></tr>
    <tr><td class="paramname">pruning_params</td><td>(default: cp=0) pruning parameter string containing key-value pairs. the keys can be: cp (default = 0.01) a complexity parameter that determines that a split is attempted only if it decreases the overall lack of fit by a factor of ‘cp’. n_folds (default = 0) number of cross-validation folds </td></tr>
    <tr><td class="paramname">verbose_mode</td><td>optional (default = false) prints status information on the splits performed and any other information useful for debugging.</td></tr>
  </table>
  </dd>
</dl>
<p>see <a class="el" href="group__grp__decision__tree.html">Decision Tree</a> for more details. </p>

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          <td class="memname">void tree_train </td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output_table_name</em>, </td>
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          <td class="paramname"><em>id_col_name</em>, </td>
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          <td class="paramname"><em>dependent_variable</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>split_criterion</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>grouping_cols</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>weights</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_bucket</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>pruning_params</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>null_handling_params</em>&#160;</td>
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          <td class="memname">void tree_train </td>
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          <td class="paramname"><em>id_col_name</em>, </td>
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          <td class="paramname"><em>dependent_variable</em>, </td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramname"><em>split_criterion</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>grouping_cols</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>weights</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_bucket</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_bins</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>pruning_params</em>&#160;</td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>dependent_variable</em>, </td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
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          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramname"><em>split_criterion</em>, </td>
        </tr>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>grouping_cols</em>, </td>
        </tr>
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          <td class="paramname"><em>weights</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_bucket</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>n_bins</em>&#160;</td>
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          <td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a635b82bc9c1fcd63e5a46546d3e2ba70">&#9670;&nbsp;</a></span>tree_train() <span class="overload">[7/14]</span></h2>

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          <td class="memname">void tree_train </td>
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          <td class="paramname"><em>split_criterion</em>, </td>
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          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
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          <td class="paramname"><em>list_of_features</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
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          <td class="paramname"><em>split_criterion</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>max_depth</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">integer&#160;</td>
          <td class="paramname"><em>min_split</em>&#160;</td>
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          <td class="memname">void tree_train </td>
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        <tr>
          <td class="paramkey"></td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramname"><em>split_criterion</em>, </td>
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          <td class="paramtype">text&#160;</td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">integer&#160;</td>
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          <td class="memname">void tree_train </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
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          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ac49c038b5668aeb901d22a5a81c8f338">&#9670;&nbsp;</a></span>tree_train() <span class="overload">[11/14]</span></h2>

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<div class="memproto">
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        <tr>
          <td class="memname">void tree_train </td>
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        <tr>
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          <td class="paramname"><em>id_col_name</em>, </td>
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          <td class="paramtype">text&#160;</td>
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          <td class="paramname"><em>list_of_features</em>, </td>
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<a id="a9cfac8d89b1a13d22a20eb79d4d7e7ce"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9cfac8d89b1a13d22a20eb79d4d7e7ce">&#9670;&nbsp;</a></span>tree_train() <span class="overload">[12/14]</span></h2>

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          <td class="memname">void tree_train </td>
          <td>(</td>
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          <td class="paramname"><em>training_table_name</em>, </td>
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        <tr>
          <td class="paramkey"></td>
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          <td class="paramname"><em>output_table_name</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>id_col_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>dependent_variable</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>list_of_features</em>, </td>
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          <td class="paramname"><em>list_of_features_to_exclude</em>, </td>
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<h2 class="memtitle"><span class="permalink"><a href="#af70d0b6bba29f94ebd49acc48b4f9bb1">&#9670;&nbsp;</a></span>tree_train() <span class="overload">[13/14]</span></h2>

<div class="memitem">
<div class="memproto">
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          <td class="memname">void tree_train </td>
          <td>(</td>
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          <td class="paramname"><em>training_table_name</em>, </td>
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          <td class="paramname"><em>id_col_name</em>, </td>
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          <td class="paramname"><em>dependent_variable</em>, </td>
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          <td class="paramname"><em>list_of_features</em>, </td>
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<a id="a639431da2553fb86673e82d62cde4458"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a639431da2553fb86673e82d62cde4458">&#9670;&nbsp;</a></span>tree_train() <span class="overload">[14/14]</span></h2>

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          <td class="memname">void tree_train </td>
          <td>(</td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>training_table_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>output_table_name</em>, </td>
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          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>id_col_name</em>, </td>
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          <td></td>
          <td class="paramtype">text&#160;</td>
          <td class="paramname"><em>dependent_variable</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramname"><em>list_of_features</em>&#160;</td>
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