kernel.html

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<A NAME="KERNEL_DOT"><!-- --></A><H3>
KERNEL_DOT</H3>
<PRE>
public static final int <B>KERNEL_DOT</B></PRE>
<DL>
<DD>Indicates a linear kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_DOT">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_RADIAL"><!-- --></A><H3>
KERNEL_RADIAL</H3>
<PRE>
public static final int <B>KERNEL_RADIAL</B></PRE>
<DL>
<DD>Indicates a rbf kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_RADIAL">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_POLYNOMIAL"><!-- --></A><H3>
KERNEL_POLYNOMIAL</H3>
<PRE>
public static final int <B>KERNEL_POLYNOMIAL</B></PRE>
<DL>
<DD>Indicates a polynomial kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_POLYNOMIAL">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_SIGMOID"><!-- --></A><H3>
KERNEL_SIGMOID</H3>
<PRE>
public static final int <B>KERNEL_SIGMOID</B></PRE>
<DL>
<DD>Indicates a sigmoid kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_SIGMOID">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_ANOVA"><!-- --></A><H3>
KERNEL_ANOVA</H3>
<PRE>
public static final int <B>KERNEL_ANOVA</B></PRE>
<DL>
<DD>Indicates an anova kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_ANOVA">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_EPANECHNIKOV"><!-- --></A><H3>
KERNEL_EPANECHNIKOV</H3>
<PRE>
public static final int <B>KERNEL_EPANECHNIKOV</B></PRE>
<DL>
<DD>Indicates a Epanechnikov kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_EPANECHNIKOV">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_GAUSSIAN_COMBINATION"><!-- --></A><H3>
KERNEL_GAUSSIAN_COMBINATION</H3>
<PRE>
public static final int <B>KERNEL_GAUSSIAN_COMBINATION</B></PRE>
<DL>
<DD>Indicates a Gaussian combination kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_GAUSSIAN_COMBINATION">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="KERNEL_MULTIQUADRIC"><!-- --></A><H3>
KERNEL_MULTIQUADRIC</H3>
<PRE>
public static final int <B>KERNEL_MULTIQUADRIC</B></PRE>
<DL>
<DD>Indicates a multiquadric kernel.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../../../constant-values.html#com.rapidminer.operator.learner.functions.kernel.functions.Kernel.KERNEL_MULTIQUADRIC">Constant Field Values</A></DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
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<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
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<A NAME="Kernel()"><!-- --></A><H3>
Kernel</H3>
<PRE>
public <B>Kernel</B>()</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
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<A NAME="getType()"><!-- --></A><H3>
getType</H3>
<PRE>
public abstract int <B>getType</B>()</PRE>
<DL>
<DD>Must return one out of KERNEL_DOT, KERNEL_RADIAL, KERNEL_POLYNOMIAL,
 KERNEL_SIGMOID, KERNEL_ANOVA, KERNEL_EPANECHNIKOV, KERNEL_GAUSSIAN_COMBINATION,
 or KERNEL_MULTIQUADRIC.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="calculateDistance(double[], double[])"><!-- --></A><H3>
calculateDistance</H3>
<PRE>
public abstract double <B>calculateDistance</B>(double[]&nbsp;x1,
                                         double[]&nbsp;x2)</PRE>
<DL>
<DD>Subclasses must implement this method.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="init(com.rapidminer.example.ExampleSet)"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</B>(<A HREF="../../../../../../../com/rapidminer/example/ExampleSet.html" title="interface in com.rapidminer.example">ExampleSet</A>&nbsp;exampleSet)</PRE>
<DL>
<DD>Calculates all distances and store them in a matrix to speed up
 optimization.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getDistance(int, int)"><!-- --></A><H3>
getDistance</H3>
<PRE>
public double <B>getDistance</B>(int&nbsp;x1,
                          int&nbsp;x2)</PRE>
<DL>
<DD>Returns the distance between the examples with the given indices.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getAttributeValues(int)"><!-- --></A><H3>
getAttributeValues</H3>
<PRE>
public double[] <B>getAttributeValues</B>(int&nbsp;i)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="innerProduct(double[], double[])"><!-- --></A><H3>
innerProduct</H3>
<PRE>
public double <B>innerProduct</B>(double[]&nbsp;x1,
                           double[]&nbsp;x2)</PRE>
<DL>
<DD>Calculates the inner product of the given vectors.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="norm2(double[], double[])"><!-- --></A><H3>
norm2</H3>
<PRE>
public double <B>norm2</B>(double[]&nbsp;x1,
                    double[]&nbsp;x2)</PRE>
<DL>
<DD>Calculates the L2-norm, i.e. ||x-y||^2.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getSum(java.util.Collection, double[])"><!-- --></A><H3>
getSum</H3>
<PRE>
public double <B>getSum</B>(java.util.Collection&nbsp;supportVectors,
                     double[]&nbsp;currentX)</PRE>
<DL>
<DD>Calculates w*x from the given support vectors using this kernel function.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="createKernel(int)"><!-- --></A><H3>
createKernel</H3>
<PRE>
public static <A HREF="../../../../../../../com/rapidminer/operator/learner/functions/kernel/functions/Kernel.html" title="class in com.rapidminer.operator.learner.functions.kernel.functions">Kernel</A> <B>createKernel</B>(int&nbsp;kernelType)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="createKernel(int, com.rapidminer.operator.Operator)"><!-- --></A><H3>
createKernel</H3>
<PRE>
public static <A HREF="../../../../../../../com/rapidminer/operator/learner/functions/kernel/functions/Kernel.html" title="class in com.rapidminer.operator.learner.functions.kernel.functions">Kernel</A> <B>createKernel</B>(int&nbsp;kernelType,
                                  <A HREF="../../../../../../../com/rapidminer/operator/Operator.html" title="class in com.rapidminer.operator">Operator</A>&nbsp;operator)
                           throws <A HREF="../../../../../../../com/rapidminer/parameter/UndefinedParameterError.html" title="class in com.rapidminer.parameter">UndefinedParameterError</A></PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../../com/rapidminer/parameter/UndefinedParameterError.html" title="class in com.rapidminer.parameter">UndefinedParameterError</A></CODE></DL>
</DD>
</DL>
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