| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> |
| <meta http-equiv="X-UA-Compatible" content="IE=9"/> |
| <meta name="generator" content="Doxygen 1.8.11"/> |
| <title>mxnet: Pooling</title> |
| <link href="tabs.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="jquery.js"></script> |
| <script type="text/javascript" src="dynsections.js"></script> |
| <link href="search/search.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javascript" src="search/searchdata.js"></script> |
| <script type="text/javascript" src="search/search.js"></script> |
| <script type="text/javascript"> |
| $(document).ready(function() { init_search(); }); |
| </script> |
| <link href="doxygen.css" rel="stylesheet" type="text/css" /> |
| </head> |
| <body> |
| <div id="top"><!-- do not remove this div, it is closed by doxygen! --> |
| <div id="titlearea"> |
| <table cellspacing="0" cellpadding="0"> |
| <tbody> |
| <tr style="height: 56px;"> |
| <td id="projectalign" style="padding-left: 0.5em;"> |
| <div id="projectname">mxnet |
| </div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <!-- end header part --> |
| <!-- Generated by Doxygen 1.8.11 --> |
| <script type="text/javascript"> |
| var searchBox = new SearchBox("searchBox", "search",false,'Search'); |
| </script> |
| <div id="navrow1" class="tabs"> |
| <ul class="tablist"> |
| <li><a href="index.html"><span>Main Page</span></a></li> |
| <li class="current"><a href="modules.html"><span>Modules</span></a></li> |
| <li><a href="namespaces.html"><span>Namespaces</span></a></li> |
| <li><a href="annotated.html"><span>Classes</span></a></li> |
| <li><a href="files.html"><span>Files</span></a></li> |
| <li> |
| <div id="MSearchBox" class="MSearchBoxInactive"> |
| <span class="left"> |
| <img id="MSearchSelect" src="search/mag_sel.png" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| alt=""/> |
| <input type="text" id="MSearchField" value="Search" accesskey="S" |
| onfocus="searchBox.OnSearchFieldFocus(true)" |
| onblur="searchBox.OnSearchFieldFocus(false)" |
| onkeyup="searchBox.OnSearchFieldChange(event)"/> |
| </span><span class="right"> |
| <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> |
| </span> |
| </div> |
| </li> |
| </ul> |
| </div> |
| </div><!-- top --> |
| <!-- window showing the filter options --> |
| <div id="MSearchSelectWindow" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| onkeydown="return searchBox.OnSearchSelectKey(event)"> |
| </div> |
| |
| <!-- iframe showing the search results (closed by default) --> |
| <div id="MSearchResultsWindow"> |
| <iframe src="javascript:void(0)" frameborder="0" |
| name="MSearchResults" id="MSearchResults"> |
| </iframe> |
| </div> |
| |
| <div class="header"> |
| <div class="summary"> |
| <a href="#func-members">Functions</a> </div> |
| <div class="headertitle"> |
| <div class="title">Pooling<div class="ingroups"><a class="el" href="group__c__api.html">C API</a> » <a class="el" href="group__c__api__primitive.html">Primitive operations</a></div></div> </div> |
| </div><!--header--> |
| <div class="contents"> |
| <div class="dynheader"> |
| Collaboration diagram for Pooling:</div> |
| <div class="dyncontent"> |
| <center><table><tr><td><img src="group__c__api__pooling.png" border="0" alt="" usemap="#group____c____api____pooling"/> |
| <map name="group____c____api____pooling" id="group____c____api____pooling"> |
| <area shape="rect" id="node2" href="group__c__api__primitive.html" title="Primitive operations" alt="" coords="5,5,155,32"/> |
| </map> |
| </td></tr></table></center> |
| </div> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> |
| Functions</h2></td></tr> |
| <tr class="memitem:gae3f1616c53a2258957c1a152f9da4497"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__c__api__types__generic.html#ga31866789b66acfb1c28b2f9bdd7bdfdd">mkldnn_status_t</a> MKLDNN_API </td><td class="memItemRight" valign="bottom"><a class="el" href="group__c__api__pooling.html#gae3f1616c53a2258957c1a152f9da4497">mkldnn_pooling_forward_desc_init</a> (<a class="el" href="structmkldnn__pooling__desc__t.html">mkldnn_pooling_desc_t</a> *pool_desc, <a class="el" href="group__c__api__types__generic.html#ga5b98c8059c2aff8861157bf070c3f520">mkldnn_prop_kind_t</a> prop_kind, <a class="el" href="group__c__api__types__generic.html#gaa27d43cdd1e439cc41a9580d23ce3e97">mkldnn_alg_kind_t</a> alg_kind, const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> *src_desc, const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> *dst_desc, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> strides, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> kernel, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> padding_l, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> padding_r)</td></tr> |
| <tr class="separator:gae3f1616c53a2258957c1a152f9da4497"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:gaa2da5d62e503bcb81a841d9f911e6ea1"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__c__api__types__generic.html#ga31866789b66acfb1c28b2f9bdd7bdfdd">mkldnn_status_t</a> MKLDNN_API </td><td class="memItemRight" valign="bottom"><a class="el" href="group__c__api__pooling.html#gaa2da5d62e503bcb81a841d9f911e6ea1">mkldnn_pooling_backward_desc_init</a> (<a class="el" href="structmkldnn__pooling__desc__t.html">mkldnn_pooling_desc_t</a> *pool_desc, <a class="el" href="group__c__api__types__generic.html#gaa27d43cdd1e439cc41a9580d23ce3e97">mkldnn_alg_kind_t</a> alg_kind, const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> *diff_src_desc, const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> *diff_dst_desc, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> strides, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> kernel, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> padding_l, const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> padding_r)</td></tr> |
| <tr class="separator:gaa2da5d62e503bcb81a841d9f911e6ea1"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <p>A primitive to perform max or average pooling.</p> |
| <dl class="section see"><dt>See also</dt><dd>dev_guide_pooling in developer guide </dd> |
| <dd> |
| cpp_api_pooling in cpp_api </dd></dl> |
| <h2 class="groupheader">Function Documentation</h2> |
| <a class="anchor" id="gaa2da5d62e503bcb81a841d9f911e6ea1"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="group__c__api__types__generic.html#ga31866789b66acfb1c28b2f9bdd7bdfdd">mkldnn_status_t</a> MKLDNN_API mkldnn_pooling_backward_desc_init </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="structmkldnn__pooling__desc__t.html">mkldnn_pooling_desc_t</a> * </td> |
| <td class="paramname"><em>pool_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="group__c__api__types__generic.html#gaa27d43cdd1e439cc41a9580d23ce3e97">mkldnn_alg_kind_t</a> </td> |
| <td class="paramname"><em>alg_kind</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> * </td> |
| <td class="paramname"><em>diff_src_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> * </td> |
| <td class="paramname"><em>diff_dst_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>strides</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>kernel</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>padding_l</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>padding_r</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Initializes a pooling descriptor <code>pool_desc</code> for backward propagation using <code>alg_kind</code>, memory descriptors, and pooling parameters in the spatial domain: <code>strides</code>, <code>kernel</code> sizes, <code>padding_l</code>, and <code>padding_r</code>.</p> |
| <dl class="section note"><dt>Note</dt><dd>If <code>padding_r</code> is <code>NULL</code>, the padding is supposed to be symmetric.</dd></dl> |
| <p>Inputs:</p><ul> |
| <li>diff_dst (<a class="el" href="group__c__api__types__query.html#gga6eebc661a8a3437b49d9c677f8972fc9acfa30e38738b3de8c7d3a7f21ffc1623" title="destination grad. memory desc ">mkldnn_query_diff_dst_md</a>, 0)</li> |
| <li>workspace (<a class="el" href="group__c__api__types__query.html#gga6eebc661a8a3437b49d9c677f8972fc9a6f61e139512317e7f5653759e889d55d" title="workspace memory desc ">mkldnn_query_workspace_md</a>, 0), if <code>alg_kind</code> = <a class="el" href="group__c__api__types__generic.html#ggaa27d43cdd1e439cc41a9580d23ce3e97a38644ce471217d36eab206d0bc144e57" title="Max pooling. ">mkldnn_pooling_max</a></li> |
| </ul> |
| <p>Outputs:</p><ul> |
| <li>diff_src (<a class="el" href="group__c__api__types__query.html#gga6eebc661a8a3437b49d9c677f8972fc9ad915503c92000da20088fdb93cd685b9" title="source gradient memory desc ">mkldnn_query_diff_src_md</a>, 0) </li> |
| </ul> |
| |
| </div> |
| </div> |
| <a class="anchor" id="gae3f1616c53a2258957c1a152f9da4497"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="group__c__api__types__generic.html#ga31866789b66acfb1c28b2f9bdd7bdfdd">mkldnn_status_t</a> MKLDNN_API mkldnn_pooling_forward_desc_init </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="structmkldnn__pooling__desc__t.html">mkldnn_pooling_desc_t</a> * </td> |
| <td class="paramname"><em>pool_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="group__c__api__types__generic.html#ga5b98c8059c2aff8861157bf070c3f520">mkldnn_prop_kind_t</a> </td> |
| <td class="paramname"><em>prop_kind</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="group__c__api__types__generic.html#gaa27d43cdd1e439cc41a9580d23ce3e97">mkldnn_alg_kind_t</a> </td> |
| <td class="paramname"><em>alg_kind</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> * </td> |
| <td class="paramname"><em>src_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="structmkldnn__memory__desc__t.html">mkldnn_memory_desc_t</a> * </td> |
| <td class="paramname"><em>dst_desc</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>strides</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>kernel</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>padding_l</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const <a class="el" href="group__c__api__types__memory.html#ga172d58716d5d4d104a05ed79a21dfec8">mkldnn_dims_t</a> </td> |
| <td class="paramname"><em>padding_r</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Initializes a pooling descriptor <code>pool_desc</code> for forward propagation using <code>prop_kind</code> (possible values are <a class="el" href="group__c__api__types__generic.html#gga5b98c8059c2aff8861157bf070c3f520a0bb8fb5a8f3ae67cf8d9c8d13667507f">mkldnn_forward_training</a> and <a class="el" href="group__c__api__types__generic.html#gga5b98c8059c2aff8861157bf070c3f520a58a923fb6c4e1214e1505b5fa0b1e3fa">mkldnn_forward_inference</a>), <code>alg_kind</code>, memory descriptors, and pooling parameters in the spatial domain: <code>strides</code>, <code>kernel</code> sizes, <code>padding_l</code>, and <code>padding_r</code>.</p> |
| <dl class="section note"><dt>Note</dt><dd>If <code>padding_r</code> is <code>NULL</code>, the padding is supposed to be symmetric.</dd></dl> |
| <p>Inputs:</p><ul> |
| <li>src (<a class="el" href="group__c__api__types__query.html#gga6eebc661a8a3437b49d9c677f8972fc9a2bccd0a79be2c331227c353c294c3fbc" title="source memory desc ">mkldnn_query_src_md</a>, 0)</li> |
| </ul> |
| <p>Outputs:</p><ul> |
| <li>dst (<a class="el" href="group__c__api__types__query.html#gga6eebc661a8a3437b49d9c677f8972fc9adccda04151e0c287f0de64b832d33ac4" title="destination memory desc ">mkldnn_query_dst_md</a>, 0)</li> |
| <li>workspace (<a class="el" href="group__c__api__types__query.html#gga6eebc661a8a3437b49d9c677f8972fc9a6f61e139512317e7f5653759e889d55d" title="workspace memory desc ">mkldnn_query_workspace_md</a>, 0), if <code>alg_kind</code> = <a class="el" href="group__c__api__types__generic.html#ggaa27d43cdd1e439cc41a9580d23ce3e97a38644ce471217d36eab206d0bc144e57" title="Max pooling. ">mkldnn_pooling_max</a> and <code>prop_kind</code> = <a class="el" href="group__c__api__types__generic.html#gga5b98c8059c2aff8861157bf070c3f520a0bb8fb5a8f3ae67cf8d9c8d13667507f">mkldnn_forward_training</a> </li> |
| </ul> |
| |
| </div> |
| </div> |
| </div><!-- contents --> |
| <!-- start footer part --> |
| <hr class="footer"/><address class="footer"><small> |
| Generated on Sat Mar 28 2020 00:52:31 for mxnet by  <a href="http://www.doxygen.org/index.html"> |
| <img class="footer" src="doxygen.png" alt="doxygen"/> |
| </a> 1.8.11 |
| </small></address> |
| </body> |
| </html> |
