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<div class="subTitle">org.opencv.ml</div>
<h2 title="Class SVMSGD" class="title">Class SVMSGD</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li><a href="../../../org/opencv/core/Algorithm.html" title="class in org.opencv.core">org.opencv.core.Algorithm</a></li>
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<li>org.opencv.ml.SVMSGD</li>
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<pre>public class <span class="typeNameLabel">SVMSGD</span>
extends <a href="../../../org/opencv/ml/StatModel.html" title="class in org.opencv.ml">StatModel</a></pre>
<div class="block">*************************************************************************************\
 Stochastic Gradient Descent SVM Classifier                      *
 \***************************************************************************************</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#ASGD">ASGD</a></span></code>&nbsp;</td>
</tr>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#HARD_MARGIN">HARD_MARGIN</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#SGD">SGD</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#SOFT_MARGIN">SOFT_MARGIN</a></span></code>&nbsp;</td>
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<code><a href="../../../org/opencv/ml/StatModel.html#COMPRESSED_INPUT">COMPRESSED_INPUT</a>, <a href="../../../org/opencv/ml/StatModel.html#PREPROCESSED_INPUT">PREPROCESSED_INPUT</a>, <a href="../../../org/opencv/ml/StatModel.html#RAW_OUTPUT">RAW_OUTPUT</a>, <a href="../../../org/opencv/ml/StatModel.html#UPDATE_MODEL">UPDATE_MODEL</a></code></li>
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<td class="colFirst"><code>static <a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#Z:Z__fromPtr__-long-">__fromPtr__</a></span>(long&nbsp;addr)</code>&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static <a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#create--">create</a></span>()</code>
<div class="block">Creates empty model.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getInitialStepSize--">getInitialStepSize</a></span>()</code>
<div class="block">SEE: setInitialStepSize</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getMarginRegularization--">getMarginRegularization</a></span>()</code>
<div class="block">SEE: setMarginRegularization</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getMarginType--">getMarginType</a></span>()</code>
<div class="block">SEE: setMarginType</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getShift--">getShift</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getStepDecreasingPower--">getStepDecreasingPower</a></span>()</code>
<div class="block">SEE: setStepDecreasingPower</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getSvmsgdType--">getSvmsgdType</a></span>()</code>
<div class="block">SEE: setSvmsgdType</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../org/opencv/core/TermCriteria.html" title="class in org.opencv.core">TermCriteria</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getTermCriteria--">getTermCriteria</a></span>()</code>
<div class="block">SEE: setTermCriteria</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#getWeights--">getWeights</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>static <a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#load-java.lang.String-">load</a></span>(java.lang.String&nbsp;filepath)</code>
<div class="block">Loads and creates a serialized SVMSGD from a file

 Use SVMSGD::save to serialize and store an SVMSGD to disk.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>static <a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#load-java.lang.String-java.lang.String-">load</a></span>(java.lang.String&nbsp;filepath,
    java.lang.String&nbsp;nodeName)</code>
<div class="block">Loads and creates a serialized SVMSGD from a file

 Use SVMSGD::save to serialize and store an SVMSGD to disk.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setInitialStepSize-float-">setInitialStepSize</a></span>(float&nbsp;InitialStepSize)</code>
<div class="block">getInitialStepSize SEE: getInitialStepSize</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setMarginRegularization-float-">setMarginRegularization</a></span>(float&nbsp;marginRegularization)</code>
<div class="block">getMarginRegularization SEE: getMarginRegularization</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setMarginType-int-">setMarginType</a></span>(int&nbsp;marginType)</code>
<div class="block">getMarginType SEE: getMarginType</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setOptimalParameters--">setOptimalParameters</a></span>()</code>
<div class="block">Function sets optimal parameters values for chosen SVM SGD model.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setOptimalParameters-int-">setOptimalParameters</a></span>(int&nbsp;svmsgdType)</code>
<div class="block">Function sets optimal parameters values for chosen SVM SGD model.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setOptimalParameters-int-int-">setOptimalParameters</a></span>(int&nbsp;svmsgdType,
                    int&nbsp;marginType)</code>
<div class="block">Function sets optimal parameters values for chosen SVM SGD model.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setStepDecreasingPower-float-">setStepDecreasingPower</a></span>(float&nbsp;stepDecreasingPower)</code>
<div class="block">getStepDecreasingPower SEE: getStepDecreasingPower</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setSvmsgdType-int-">setSvmsgdType</a></span>(int&nbsp;svmsgdType)</code>
<div class="block">getSvmsgdType SEE: getSvmsgdType</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/ml/SVMSGD.html#setTermCriteria-org.opencv.core.TermCriteria-">setTermCriteria</a></span>(<a href="../../../org/opencv/core/TermCriteria.html" title="class in org.opencv.core">TermCriteria</a>&nbsp;val)</code>
<div class="block">getTermCriteria SEE: getTermCriteria</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
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<h4>ASGD</h4>
<pre>public static final&nbsp;int ASGD</pre>
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<pre>public static final&nbsp;int HARD_MARGIN</pre>
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<h4>SGD</h4>
<pre>public static final&nbsp;int SGD</pre>
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<pre>public static final&nbsp;int SOFT_MARGIN</pre>
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<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../constant-values.html#org.opencv.ml.SVMSGD.SOFT_MARGIN">Constant Field Values</a></dd>
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<pre>public static&nbsp;<a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a>&nbsp;__fromPtr__(long&nbsp;addr)</pre>
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<h4>create</h4>
<pre>public static&nbsp;<a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a>&nbsp;create()</pre>
<div class="block">Creates empty model.
 Use StatModel::train to train the model. Since %SVMSGD has several parameters, you may want to
 find the best parameters for your problem or use setOptimalParameters() to set some default parameters.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<h4>getInitialStepSize</h4>
<pre>public&nbsp;float&nbsp;getInitialStepSize()</pre>
<div class="block">SEE: setInitialStepSize</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<h4>getMarginRegularization</h4>
<pre>public&nbsp;float&nbsp;getMarginRegularization()</pre>
<div class="block">SEE: setMarginRegularization</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<pre>public&nbsp;int&nbsp;getMarginType()</pre>
<div class="block">SEE: setMarginType</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<pre>public&nbsp;float&nbsp;getShift()</pre>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>the shift of the trained model (decision function f(x) = weights * x + shift).</dd>
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<pre>public&nbsp;float&nbsp;getStepDecreasingPower()</pre>
<div class="block">SEE: setStepDecreasingPower</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<h4>getSvmsgdType</h4>
<pre>public&nbsp;int&nbsp;getSvmsgdType()</pre>
<div class="block">SEE: setSvmsgdType</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<pre>public&nbsp;<a href="../../../org/opencv/core/TermCriteria.html" title="class in org.opencv.core">TermCriteria</a>&nbsp;getTermCriteria()</pre>
<div class="block">SEE: setTermCriteria</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<pre>public&nbsp;<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;getWeights()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the weights of the trained model (decision function f(x) = weights * x + shift).</dd>
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<pre>public static&nbsp;<a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a>&nbsp;load(java.lang.String&nbsp;filepath)</pre>
<div class="block">Loads and creates a serialized SVMSGD from a file

 Use SVMSGD::save to serialize and store an SVMSGD to disk.
 Load the SVMSGD from this file again, by calling this function with the path to the file.
 Optionally specify the node for the file containing the classifier</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>filepath</code> - path to serialized SVMSGD</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<pre>public static&nbsp;<a href="../../../org/opencv/ml/SVMSGD.html" title="class in org.opencv.ml">SVMSGD</a>&nbsp;load(java.lang.String&nbsp;filepath,
                          java.lang.String&nbsp;nodeName)</pre>
<div class="block">Loads and creates a serialized SVMSGD from a file

 Use SVMSGD::save to serialize and store an SVMSGD to disk.
 Load the SVMSGD from this file again, by calling this function with the path to the file.
 Optionally specify the node for the file containing the classifier</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>filepath</code> - path to serialized SVMSGD</dd>
<dd><code>nodeName</code> - name of node containing the classifier</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>automatically generated</dd>
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<pre>public&nbsp;void&nbsp;setInitialStepSize(float&nbsp;InitialStepSize)</pre>
<div class="block">getInitialStepSize SEE: getInitialStepSize</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>InitialStepSize</code> - automatically generated</dd>
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<pre>public&nbsp;void&nbsp;setMarginRegularization(float&nbsp;marginRegularization)</pre>
<div class="block">getMarginRegularization SEE: getMarginRegularization</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>marginRegularization</code> - automatically generated</dd>
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<pre>public&nbsp;void&nbsp;setMarginType(int&nbsp;marginType)</pre>
<div class="block">getMarginType SEE: getMarginType</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>marginType</code> - automatically generated</dd>
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<pre>public&nbsp;void&nbsp;setOptimalParameters()</pre>
<div class="block">Function sets optimal parameters values for chosen SVM SGD model.</div>
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<pre>public&nbsp;void&nbsp;setOptimalParameters(int&nbsp;svmsgdType)</pre>
<div class="block">Function sets optimal parameters values for chosen SVM SGD model.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>svmsgdType</code> - is the type of SVMSGD classifier.</dd>
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<pre>public&nbsp;void&nbsp;setOptimalParameters(int&nbsp;svmsgdType,
                                 int&nbsp;marginType)</pre>
<div class="block">Function sets optimal parameters values for chosen SVM SGD model.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>svmsgdType</code> - is the type of SVMSGD classifier.</dd>
<dd><code>marginType</code> - is the type of margin constraint.</dd>
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<pre>public&nbsp;void&nbsp;setStepDecreasingPower(float&nbsp;stepDecreasingPower)</pre>
<div class="block">getStepDecreasingPower SEE: getStepDecreasingPower</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>stepDecreasingPower</code> - automatically generated</dd>
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<pre>public&nbsp;void&nbsp;setSvmsgdType(int&nbsp;svmsgdType)</pre>
<div class="block">getSvmsgdType SEE: getSvmsgdType</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>svmsgdType</code> - automatically generated</dd>
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<pre>public&nbsp;void&nbsp;setTermCriteria(<a href="../../../org/opencv/core/TermCriteria.html" title="class in org.opencv.core">TermCriteria</a>&nbsp;val)</pre>
<div class="block">getTermCriteria SEE: getTermCriteria</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>val</code> - automatically generated</dd>
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