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<h2 title="Uses of Class org.apache.ignite.ml.tree.data.DecisionTreeData" class="title">Uses of Class<br>org.apache.ignite.ml.tree.data.DecisionTreeData</h2>
</div>
<div class="classUseContainer">
<ul class="blockList">
<li class="blockList">
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation">
<caption><span>Packages that use <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.ignite.ml.tree">org.apache.ignite.ml.tree</a></td>
<td class="colLast">
<div class="block">Root package for decision trees.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.ignite.ml.tree.data">org.apache.ignite.ml.tree.data</a></td>
<td class="colLast">
<div class="block">Contains data and data builder required for decision tree trainers built on top of partition based dataset.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.ignite.ml.tree.impurity">org.apache.ignite.ml.tree.impurity</a></td>
<td class="colLast">
<div class="block">Root package for decision tree impurity measures and calculators.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.ignite.ml.tree.impurity.gini">org.apache.ignite.ml.tree.impurity.gini</a></td>
<td class="colLast">
<div class="block">Contains Gini impurity measure and calculator.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.ignite.ml.tree.impurity.mse">org.apache.ignite.ml.tree.impurity.mse</a></td>
<td class="colLast">
<div class="block">Contains mean squared error impurity measure and calculator.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.ignite.ml.tree.leaf">org.apache.ignite.ml.tree.leaf</a></td>
<td class="colLast">
<div class="block">Root package for decision trees leaf builders.</div>
</td>
</tr>
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</table>
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<ul class="blockList">
<li class="blockList"><a name="org.apache.ignite.ml.tree">
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<h3>Uses of <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a> in <a href="../../../../../../../org/apache/ignite/ml/tree/package-summary.html">org.apache.ignite.ml.tree</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Method parameters in <a href="../../../../../../../org/apache/ignite/ml/tree/package-summary.html">org.apache.ignite.ml.tree</a> with type arguments of type <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>&lt;K,V&gt;&nbsp;<a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeModel.html" title="class in org.apache.ignite.ml.tree">DecisionTreeModel</a></code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeTrainer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeTrainer.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>&lt;<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>&gt;&nbsp;dataset)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html" title="class in org.apache.ignite.ml.tree.impurity">ImpurityMeasureCalculator</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/gini/GiniImpurityMeasure.html" title="class in org.apache.ignite.ml.tree.impurity.gini">GiniImpurityMeasure</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeClassificationTrainer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeClassificationTrainer.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>&lt;<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>&gt;&nbsp;dataset)</code>
<div class="block">Returns impurity measure calculator.</div>
</td>
</tr>
<tr class="altColor">
<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>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeTrainer.html" title="type parameter in DecisionTreeTrainer">T</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeTrainer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeTrainer.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>&lt;<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>&gt;&nbsp;dataset)</code>
<div class="block">Returns impurity measure calculator.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html" title="class in org.apache.ignite.ml.tree.impurity">ImpurityMeasureCalculator</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/mse/MSEImpurityMeasure.html" title="class in org.apache.ignite.ml.tree.impurity.mse">MSEImpurityMeasure</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeRegressionTrainer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeRegressionTrainer.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>&lt;<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>&gt;&nbsp;dataset)</code>
<div class="block">Returns impurity measure calculator.</div>
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<h3>Uses of <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a> in <a href="../../../../../../../org/apache/ignite/ml/tree/data/package-summary.html">org.apache.ignite.ml.tree.data</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../../../org/apache/ignite/ml/tree/data/package-summary.html">org.apache.ignite.ml.tree.data</a> that return <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeDataBuilder.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeDataBuilder.html#build-org.apache.ignite.ml.environment.LearningEnvironment-java.util.Iterator-long-C-">build</a></span>(<a href="../../../../../../../org/apache/ignite/ml/environment/LearningEnvironment.html" title="interface in org.apache.ignite.ml.environment">LearningEnvironment</a>&nbsp;envBuilder,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/dataset/UpstreamEntry.html" title="class in org.apache.ignite.ml.dataset">UpstreamEntry</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeDataBuilder.html" title="type parameter in DecisionTreeDataBuilder">K</a>,<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeDataBuilder.html" title="type parameter in DecisionTreeDataBuilder">V</a>&gt;&gt;&nbsp;upstreamData,
long&nbsp;upstreamDataSize,
<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeDataBuilder.html" title="type parameter in DecisionTreeDataBuilder">C</a>&nbsp;ctx)</code>
<div class="block">Builds a new partition <code>data</code> from a partition <code>upstream</code> data and partition <code>context</code>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeData.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html#filter-org.apache.ignite.ml.tree.TreeFilter-">filter</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;filter)</code>
<div class="block">Filters objects and returns only data that passed filter.</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.ignite.ml.tree.impurity">
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<h3>Uses of <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a> in <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/package-summary.html">org.apache.ignite.ml.tree.impurity</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/package-summary.html">org.apache.ignite.ml.tree.impurity</a> with parameters of type <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>abstract <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/util/StepFunction.html" title="class in org.apache.ignite.ml.tree.impurity.util">StepFunction</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html" title="type parameter in ImpurityMeasureCalculator">T</a>&gt;[]</code></td>
<td class="colLast"><span class="typeNameLabel">ImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html#calculate-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.TreeFilter-int-">calculate</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;filter,
int&nbsp;depth)</code>
<div class="block">Calculates all impurity measures required required to find a best split and returns them as an array of
<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/util/StepFunction.html" title="class in org.apache.ignite.ml.tree.impurity.util"><code>StepFunction</code></a> (for every column).</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><span class="typeNameLabel">ImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html#columnsCount-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.data.TreeDataIndex-">columnsCount</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/data/TreeDataIndex.html" title="class in org.apache.ignite.ml.tree.data">TreeDataIndex</a>&nbsp;idx)</code>
<div class="block">Returns columns count in current dataset.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected double</code></td>
<td class="colLast"><span class="typeNameLabel">ImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html#getFeatureValue-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.data.TreeDataIndex-int-int-">getFeatureValue</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/data/TreeDataIndex.html" title="class in org.apache.ignite.ml.tree.data">TreeDataIndex</a>&nbsp;idx,
int&nbsp;featureId,
int&nbsp;k)</code>
<div class="block">Returns feature value in according to kth order statistic.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a></code></td>
<td class="colLast"><span class="typeNameLabel">ImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html#getFeatureValues-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.data.TreeDataIndex-int-int-">getFeatureValues</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/data/TreeDataIndex.html" title="class in org.apache.ignite.ml.tree.data">TreeDataIndex</a>&nbsp;idx,
int&nbsp;featureId,
int&nbsp;k)</code>
<div class="block">Returns feature value in according to kth order statistic.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected double</code></td>
<td class="colLast"><span class="typeNameLabel">ImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html#getLabelValue-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.data.TreeDataIndex-int-int-">getLabelValue</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/data/TreeDataIndex.html" title="class in org.apache.ignite.ml.tree.data">TreeDataIndex</a>&nbsp;idx,
int&nbsp;featureId,
int&nbsp;k)</code>
<div class="block">Returns label value in according to kth order statistic.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><span class="typeNameLabel">ImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/ImpurityMeasureCalculator.html#rowsCount-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.data.TreeDataIndex-">rowsCount</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/data/TreeDataIndex.html" title="class in org.apache.ignite.ml.tree.data">TreeDataIndex</a>&nbsp;idx)</code>
<div class="block">Returns rows count in current dataset.</div>
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</tr>
</tbody>
</table>
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<h3>Uses of <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a> in <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/gini/package-summary.html">org.apache.ignite.ml.tree.impurity.gini</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/gini/package-summary.html">org.apache.ignite.ml.tree.impurity.gini</a> with parameters of type <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/util/StepFunction.html" title="class in org.apache.ignite.ml.tree.impurity.util">StepFunction</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/gini/GiniImpurityMeasure.html" title="class in org.apache.ignite.ml.tree.impurity.gini">GiniImpurityMeasure</a>&gt;[]</code></td>
<td class="colLast"><span class="typeNameLabel">GiniImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/gini/GiniImpurityMeasureCalculator.html#calculate-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.TreeFilter-int-">calculate</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;filter,
int&nbsp;depth)</code>
<div class="block">Calculates all impurity measures required required to find a best split and returns them as an array of
<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/util/StepFunction.html" title="class in org.apache.ignite.ml.tree.impurity.util"><code>StepFunction</code></a> (for every column).</div>
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</tbody>
</table>
</li>
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<h3>Uses of <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a> in <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/mse/package-summary.html">org.apache.ignite.ml.tree.impurity.mse</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../../../org/apache/ignite/ml/tree/impurity/mse/package-summary.html">org.apache.ignite.ml.tree.impurity.mse</a> with parameters of type <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/util/StepFunction.html" title="class in org.apache.ignite.ml.tree.impurity.util">StepFunction</a>&lt;<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/mse/MSEImpurityMeasure.html" title="class in org.apache.ignite.ml.tree.impurity.mse">MSEImpurityMeasure</a>&gt;[]</code></td>
<td class="colLast"><span class="typeNameLabel">MSEImpurityMeasureCalculator.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/impurity/mse/MSEImpurityMeasureCalculator.html#calculate-org.apache.ignite.ml.tree.data.DecisionTreeData-org.apache.ignite.ml.tree.TreeFilter-int-">calculate</a></span>(<a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a>&nbsp;data,
<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;filter,
int&nbsp;depth)</code>
<div class="block">Calculates all impurity measures required required to find a best split and returns them as an array of
<a href="../../../../../../../org/apache/ignite/ml/tree/impurity/util/StepFunction.html" title="class in org.apache.ignite.ml.tree.impurity.util"><code>StepFunction</code></a> (for every column).</div>
</td>
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<h3>Uses of <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a> in <a href="../../../../../../../org/apache/ignite/ml/tree/leaf/package-summary.html">org.apache.ignite.ml.tree.leaf</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Method parameters in <a href="../../../../../../../org/apache/ignite/ml/tree/leaf/package-summary.html">org.apache.ignite.ml.tree.leaf</a> with type arguments of type <a href="../../../../../../../org/apache/ignite/ml/tree/data/DecisionTreeData.html" title="class in org.apache.ignite.ml.tree.data">DecisionTreeData</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeLeafNode.html" title="class in org.apache.ignite.ml.tree">DecisionTreeLeafNode</a></code></td>
<td class="colLast"><span class="typeNameLabel">DecisionTreeLeafBuilder.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/leaf/DecisionTreeLeafBuilder.html#createLeafNode-org.apache.ignite.ml.dataset.Dataset-org.apache.ignite.ml.tree.TreeFilter-">createLeafNode</a></span>(<a href="../../../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a>&lt;<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>&gt;&nbsp;dataset,
<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;pred)</code>
<div class="block">Creates new leaf node for given dataset and node predicate.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeLeafNode.html" title="class in org.apache.ignite.ml.tree">DecisionTreeLeafNode</a></code></td>
<td class="colLast"><span class="typeNameLabel">MeanDecisionTreeLeafBuilder.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/leaf/MeanDecisionTreeLeafBuilder.html#createLeafNode-org.apache.ignite.ml.dataset.Dataset-org.apache.ignite.ml.tree.TreeFilter-">createLeafNode</a></span>(<a href="../../../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a>&lt;<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>&gt;&nbsp;dataset,
<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;pred)</code>
<div class="block">Creates new leaf node for given dataset and node predicate.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../../../org/apache/ignite/ml/tree/DecisionTreeLeafNode.html" title="class in org.apache.ignite.ml.tree">DecisionTreeLeafNode</a></code></td>
<td class="colLast"><span class="typeNameLabel">MostCommonDecisionTreeLeafBuilder.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/ignite/ml/tree/leaf/MostCommonDecisionTreeLeafBuilder.html#createLeafNode-org.apache.ignite.ml.dataset.Dataset-org.apache.ignite.ml.tree.TreeFilter-">createLeafNode</a></span>(<a href="../../../../../../../org/apache/ignite/ml/dataset/Dataset.html" title="interface in org.apache.ignite.ml.dataset">Dataset</a>&lt;<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>&gt;&nbsp;dataset,
<a href="../../../../../../../org/apache/ignite/ml/tree/TreeFilter.html" title="interface in org.apache.ignite.ml.tree">TreeFilter</a>&nbsp;pred)</code>
<div class="block">Creates new leaf node for given dataset and node predicate.</div>
</td>
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