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<div class="subTitle">org.apache.ignite.ml.tree.randomforest.data.impurity</div>
<h2 title="Interface ImpurityComputer" class="title">Interface ImpurityComputer<span class='angle_bracket'>&lt;</span>T,H extends <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html" title="interface in org.apache.ignite.ml.dataset.feature">Histogram</a><span class='angle_bracket'>&lt;</span>T,H<span class='angle_bracket'>&gt;</span><span class='angle_bracket'>&gt;</span></h2>
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<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - Base object type for histogram.</dd>
<dd><code>H</code> - Type of histogram that can be used in math operations with this object.</dd>
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<dt>All Superinterfaces:</dt>
<dd><a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html" title="interface in org.apache.ignite.ml.dataset.feature">Histogram</a><span class='angle_bracket'>&lt;</span>T,H<span class='angle_bracket'>&gt;</span>, <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></dd>
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<dd><a href="../../../../../../../../org/apache/ignite/ml/tree/randomforest/data/impurity/GiniHistogram.html" title="class in org.apache.ignite.ml.tree.randomforest.data.impurity">GiniHistogram</a>, <a href="../../../../../../../../org/apache/ignite/ml/tree/randomforest/data/impurity/MSEHistogram.html" title="class in org.apache.ignite.ml.tree.randomforest.data.impurity">MSEHistogram</a></dd>
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<pre>public interface <span class="typeNameLabel">ImpurityComputer<span class='angle_bracket'>&lt;</span>T,H extends <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html" title="interface in org.apache.ignite.ml.dataset.feature">Histogram</a><span class='angle_bracket'>&lt;</span>T,H<span class='angle_bracket'>&gt;</span><span class='angle_bracket'>&gt;</span></span>
extends <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html" title="interface in org.apache.ignite.ml.dataset.feature">Histogram</a><span class='angle_bracket'>&lt;</span>T,H<span class='angle_bracket'>&gt;</span></pre>
<div class="block">Interface represents an object that can compute best splitting point using features histograms.</div>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a><span class='angle_bracket'>&lt;</span><a href="../../../../../../../../org/apache/ignite/ml/tree/randomforest/data/NodeSplit.html" title="class in org.apache.ignite.ml.tree.randomforest.data">NodeSplit</a><span class='angle_bracket'>&gt;</span></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/ignite/ml/tree/randomforest/data/impurity/ImpurityComputer.html#findBestSplit--">findBestSplit</a></span>()</code>
<div class="block">Returns best split point computed on histogram if it exists.</div>
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<h3>Methods inherited from interface&nbsp;org.apache.ignite.ml.dataset.feature.<a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html" title="interface in org.apache.ignite.ml.dataset.feature">Histogram</a></h3>
<code><a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html#addElement-T-">addElement</a>, <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html#buckets--">buckets</a>, <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html#getValue-java.lang.Integer-">getValue</a>, <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html#isEqualTo-H-">isEqualTo</a>, <a href="../../../../../../../../org/apache/ignite/ml/dataset/feature/Histogram.html#plus-H-">plus</a></code></li>
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<h4>findBestSplit</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a><span class='angle_bracket'>&lt;</span><a href="../../../../../../../../org/apache/ignite/ml/tree/randomforest/data/NodeSplit.html" title="class in org.apache.ignite.ml.tree.randomforest.data">NodeSplit</a><span class='angle_bracket'>&gt;</span>&nbsp;findBestSplit()</pre>
<div class="block">Returns best split point computed on histogram if it exists.
Split point may be absent when there is no data in histograms or split point lay in last bucket in histogram.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>Splitting point for decision tree.</dd>
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