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<div class="subTitle">org.apache.ignite.ml.tree</div>
<h2 title="Class DecisionTree" class="title">Class DecisionTree<span class='angle_bracket'>&lt;</span>T extends <a href="../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasure.html" title="interface in org.apache.ignite.ml.tree.impurity">ImpurityMeasure</a><span class='angle_bracket'>&lt;</span>T<span class='angle_bracket'>&gt;</span><span class='angle_bracket'>&gt;</span></h2>
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<li><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html" title="class in org.apache.ignite.ml.trainers">org.apache.ignite.ml.trainers.DatasetTrainer</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span></li>
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<li>org.apache.ignite.ml.tree.DecisionTree<span class='angle_bracket'>&lt;</span>T<span class='angle_bracket'>&gt;</span></li>
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<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - Type of impurity measure.</dd>
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<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeClassificationTrainer.html" title="class in org.apache.ignite.ml.tree">DecisionTreeClassificationTrainer</a>, <a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeRegressionTrainer.html" title="class in org.apache.ignite.ml.tree">DecisionTreeRegressionTrainer</a></dd>
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<pre>public abstract class <span class="typeNameLabel">DecisionTree<span class='angle_bracket'>&lt;</span>T extends <a href="../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasure.html" title="interface in org.apache.ignite.ml.tree.impurity">ImpurityMeasure</a><span class='angle_bracket'>&lt;</span>T<span class='angle_bracket'>&gt;</span><span class='angle_bracket'>&gt;</span></span>
extends <a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html" title="class in org.apache.ignite.ml.trainers">DatasetTrainer</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span></pre>
<div class="block">Distributed decision tree trainer that allows to fit trees using row-partitioned dataset.</div>
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<code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.EmptyDatasetException.html" title="class in org.apache.ignite.ml.trainers">DatasetTrainer.EmptyDatasetException</a></code></li>
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<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#usingIdx">usingIdx</a></span></code>
<div class="block">Use index structure instead of using sorting while learning.</div>
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<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#checkState-org.apache.ignite.ml.tree.DecisionTreeNode-">checkState</a></span>(<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;mdl)</code></td>
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<td class="colFirst"><code><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#fit-org.apache.ignite.ml.dataset.Dataset-">fit</a></span>(<a href="../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/dataset/primitive/context/EmptyContext.html" title="class in org.apache.ignite.ml.dataset.primitive.context">EmptyContext</a>,<a href="../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a><span class='angle_bracket'>&gt;</span>&nbsp;dataset)</code>&nbsp;</td>
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<td class="colFirst"><code><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#fit-org.apache.ignite.ml.dataset.DatasetBuilder-org.apache.ignite.ml.math.functions.IgniteBiFunction-org.apache.ignite.ml.math.functions.IgniteBiFunction-">fit</a></span>(<a href="../../../../../org/apache/ignite/ml/dataset/DatasetBuilder.html" title="interface in org.apache.ignite.ml.dataset">DatasetBuilder</a><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;datasetBuilder,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a><span class='angle_bracket'>&gt;</span>&nbsp;featureExtractor,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span>&nbsp;lbExtractor)</code>
<div class="block">Trains model based on the specified data.</div>
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<td class="colFirst"><code>protected abstract <a href="../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html" title="class in org.apache.ignite.ml.tree.impurity">ImpurityMeasureCalculator</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html" title="type parameter in DecisionTree">T</a><span class='angle_bracket'>&gt;</span></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#getImpurityMeasureCalculator-org.apache.ignite.ml.dataset.Dataset-">getImpurityMeasureCalculator</a></span>(<a href="../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/dataset/primitive/context/EmptyContext.html" title="class in org.apache.ignite.ml.dataset.primitive.context">EmptyContext</a>,<a href="../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a><span class='angle_bracket'>&gt;</span>&nbsp;dataset)</code>
<div class="block">Returns impurity measure calculator.</div>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#printTree-org.apache.ignite.ml.tree.DecisionTreeNode-boolean-">printTree</a></span>(<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;node,
boolean&nbsp;pretty)</code>
<div class="block">Represents DecisionTree as String.</div>
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<td class="colFirst"><code><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html#updateModel-org.apache.ignite.ml.tree.DecisionTreeNode-org.apache.ignite.ml.dataset.DatasetBuilder-org.apache.ignite.ml.math.functions.IgniteBiFunction-org.apache.ignite.ml.math.functions.IgniteBiFunction-">updateModel</a></span>(<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;mdl,
<a href="../../../../../org/apache/ignite/ml/dataset/DatasetBuilder.html" title="interface in org.apache.ignite.ml.dataset">DatasetBuilder</a><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;datasetBuilder,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a><span class='angle_bracket'>&gt;</span>&nbsp;featureExtractor,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span>&nbsp;lbExtractor)</code>
<div class="block">Trains new model based on dataset because there is no valid approach to update decision trees.</div>
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<code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<pre>protected&nbsp;boolean usingIdx</pre>
<div class="block">Use index structure instead of using sorting while learning.</div>
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<h3>Method Detail</h3>
<a name="fit-org.apache.ignite.ml.dataset.DatasetBuilder-org.apache.ignite.ml.math.functions.IgniteBiFunction-org.apache.ignite.ml.math.functions.IgniteBiFunction-">
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<h4>fit</h4>
<pre>public&nbsp;<span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;fit(<a href="../../../../../org/apache/ignite/ml/dataset/DatasetBuilder.html" title="interface in org.apache.ignite.ml.dataset">DatasetBuilder</a><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;datasetBuilder,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a><span class='angle_bracket'>&gt;</span>&nbsp;featureExtractor,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span>&nbsp;lbExtractor)</pre>
<div class="block">Trains model based on the specified data.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html#fit-org.apache.ignite.ml.dataset.DatasetBuilder-org.apache.ignite.ml.math.functions.IgniteBiFunction-org.apache.ignite.ml.math.functions.IgniteBiFunction-">fit</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html" title="class in org.apache.ignite.ml.trainers">DatasetTrainer</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span></code></dd>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of a key in <code>upstream</code> data.</dd>
<dd><code>V</code> - Type of a value in <code>upstream</code> data.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>datasetBuilder</code> - Dataset builder.</dd>
<dd><code>featureExtractor</code> - Feature extractor.</dd>
<dd><code>lbExtractor</code> - Label extractor.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Model.</dd>
</dl>
</li>
</ul>
<a name="updateModel-org.apache.ignite.ml.tree.DecisionTreeNode-org.apache.ignite.ml.dataset.DatasetBuilder-org.apache.ignite.ml.math.functions.IgniteBiFunction-org.apache.ignite.ml.math.functions.IgniteBiFunction-">
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<h4>updateModel</h4>
<pre>public&nbsp;<span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;updateModel(<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;mdl,
<a href="../../../../../org/apache/ignite/ml/dataset/DatasetBuilder.html" title="interface in org.apache.ignite.ml.dataset">DatasetBuilder</a><span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;datasetBuilder,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a><span class='angle_bracket'>&gt;</span>&nbsp;featureExtractor,
<a href="../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'>&lt;</span>K,V,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span>&nbsp;lbExtractor)</pre>
<div class="block">Trains new model based on dataset because there is no valid approach to update decision trees.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html#updateModel-M-org.apache.ignite.ml.dataset.DatasetBuilder-org.apache.ignite.ml.math.functions.IgniteBiFunction-org.apache.ignite.ml.math.functions.IgniteBiFunction-">updateModel</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html" title="class in org.apache.ignite.ml.trainers">DatasetTrainer</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span></code></dd>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of a key in <code>upstream</code> data.</dd>
<dd><code>V</code> - Type of a value in <code>upstream</code> data.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mdl</code> - Learned model.</dd>
<dd><code>datasetBuilder</code> - Dataset builder.</dd>
<dd><code>featureExtractor</code> - Feature extractor.</dd>
<dd><code>lbExtractor</code> - Label extractor.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>New model based on new dataset.</dd>
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<pre>protected&nbsp;boolean&nbsp;checkState(<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;mdl)</pre>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html#checkState-M-">checkState</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/ignite/ml/trainers/DatasetTrainer.html" title="class in org.apache.ignite.ml.trainers">DatasetTrainer</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>,<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>&gt;</span></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mdl</code> - Model.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if current critical for training parameters correspond to parameters from last training.</dd>
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<pre>public&nbsp;<span class='angle_bracket'>&lt;</span>K,V<span class='angle_bracket'>&gt;</span>&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;fit(<a href="../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/dataset/primitive/context/EmptyContext.html" title="class in org.apache.ignite.ml.dataset.primitive.context">EmptyContext</a>,<a href="../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a><span class='angle_bracket'>&gt;</span>&nbsp;dataset)</pre>
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<pre>protected abstract&nbsp;<a href="../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html" title="class in org.apache.ignite.ml.tree.impurity">ImpurityMeasureCalculator</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/tree/DecisionTree.html" title="type parameter in DecisionTree">T</a><span class='angle_bracket'>&gt;</span>&nbsp;getImpurityMeasureCalculator(<a href="../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a><span class='angle_bracket'>&lt;</span><a href="../../../../../org/apache/ignite/ml/dataset/primitive/context/EmptyContext.html" title="class in org.apache.ignite.ml.dataset.primitive.context">EmptyContext</a>,<a href="../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a><span class='angle_bracket'>&gt;</span>&nbsp;dataset)</pre>
<div class="block">Returns impurity measure calculator.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dataset</code> - Dataset.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Impurity measure calculator.</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;printTree(<a href="../../../../../org/apache/ignite/ml/tree/DecisionTreeNode.html" title="interface in org.apache.ignite.ml.tree">DecisionTreeNode</a>&nbsp;node,
boolean&nbsp;pretty)</pre>
<div class="block">Represents DecisionTree as String.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>node</code> - Decision tree.</dd>
<dd><code>pretty</code> - Use pretty mode.</dd>
</dl>
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