kernel.html

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<A NAME="kernel_cache"><!-- --></A><H3>
kernel_cache</H3>
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protected transient <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/util/Cache.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.util">Cache</A> <B>kernel_cache</B></PRE>
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<DD>Kernel cache
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<A NAME="kernel_cache_size"><!-- --></A><H3>
kernel_cache_size</H3>
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protected int <B>kernel_cache_size</B></PRE>
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<DD>Number of elements in cache
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<A NAME="cache_MB"><!-- --></A><H3>
cache_MB</H3>
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protected int <B>cache_MB</B></PRE>
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<DD>Size of cache in MB
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</DL>
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<A NAME="examples_total"><!-- --></A><H3>
examples_total</H3>
<PRE>
protected int <B>examples_total</B></PRE>
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<DD>number of examples after shrinking
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<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<B>Constructor Detail</B></FONT></TH>
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<A NAME="Kernel()"><!-- --></A><H3>
Kernel</H3>
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public <B>Kernel</B>()</PRE>
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<DD>Class constructor
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<!-- ============ METHOD DETAIL ========== -->

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<A NAME="toString()"><!-- --></A><H3>
toString</H3>
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public java.lang.String <B>toString</B>()</PRE>
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<DD>Output as String
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<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
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<A NAME="init(com.rapidminer.operator.learner.functions.kernel.jmysvm.examples.SVMExamples, int)"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</B>(<A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/examples/SVMExamples.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.examples">SVMExamples</A>&nbsp;examples,
                 int&nbsp;cacheSizeMB)</PRE>
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<DD>Init the kernel
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<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>examples</CODE> - Container for the examples.</DL>
</DD>
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<A NAME="calculate_K(int[], double[], int[], double[])"><!-- --></A><H3>
calculate_K</H3>
<PRE>
public abstract double <B>calculate_K</B>(int[]&nbsp;x_index,
                                   double[]&nbsp;x_att,
                                   int[]&nbsp;y_index,
                                   double[]&nbsp;y_att)</PRE>
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<DD>Calculates kernel value of vectors x and y
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<DD><DL>
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</DD>
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<A NAME="innerproduct(int[], double[], int[], double[])"><!-- --></A><H3>
innerproduct</H3>
<PRE>
public double <B>innerproduct</B>(int[]&nbsp;x_index,
                           double[]&nbsp;x_att,
                           int[]&nbsp;y_index,
                           double[]&nbsp;y_att)</PRE>
<DL>
<DD>calculate inner product
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<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
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<A NAME="norm2(int[], double[], int[], double[])"><!-- --></A><H3>
norm2</H3>
<PRE>
public double <B>norm2</B>(int[]&nbsp;x_index,
                    double[]&nbsp;x_att,
                    int[]&nbsp;y_index,
                    double[]&nbsp;y_att)</PRE>
<DL>
<DD>calculate ||x-y||^2
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<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="get_row(int)"><!-- --></A><H3>
get_row</H3>
<PRE>
public double[] <B>get_row</B>(int&nbsp;i)</PRE>
<DL>
<DD>Gets a kernel row
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<DD><DL>
</DL>
</DD>
<DD><DL>
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</DD>
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<A NAME="init_kernel_cache(int)"><!-- --></A><H3>
init_kernel_cache</H3>
<PRE>
public void <B>init_kernel_cache</B>(int&nbsp;size)</PRE>
<DL>
<DD>Inits the kernel cache.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>size</CODE> - of the cache in MB</DL>
</DD>
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<A NAME="getCacheSize()"><!-- --></A><H3>
getCacheSize</H3>
<PRE>
public int <B>getCacheSize</B>()</PRE>
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<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
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<A NAME="set_examples_size(int)"><!-- --></A><H3>
set_examples_size</H3>
<PRE>
public void <B>set_examples_size</B>(int&nbsp;new_examples_total)</PRE>
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<DD>Sets the number of examples to new value
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<DD><DL>
</DL>
</DD>
<DD><DL>
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</DD>
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<A NAME="calculate_K(int, int)"><!-- --></A><H3>
calculate_K</H3>
<PRE>
public double <B>calculate_K</B>(int&nbsp;i,
                          int&nbsp;j)</PRE>
<DL>
<DD>Calculate K(i,j)
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<DD><DL>
</DL>
</DD>
<DD><DL>
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</DD>
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<A NAME="calculate_K(com.rapidminer.operator.learner.functions.kernel.jmysvm.examples.SVMExample, com.rapidminer.operator.learner.functions.kernel.jmysvm.examples.SVMExample)"><!-- --></A><H3>
calculate_K</H3>
<PRE>
public double <B>calculate_K</B>(<A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/examples/SVMExample.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.examples">SVMExample</A>&nbsp;x,
                          <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/examples/SVMExample.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.examples">SVMExample</A>&nbsp;y)</PRE>
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<DD><DL>
</DL>
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<A NAME="calculate_K_row(double[], int)"><!-- --></A><H3>
calculate_K_row</H3>
<PRE>
public double[] <B>calculate_K_row</B>(double[]&nbsp;result,
                                int&nbsp;i)</PRE>
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<DD><DL>
</DL>
</DD>
<DD><DL>
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</DD>
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<A NAME="swap(int, int)"><!-- --></A><H3>
swap</H3>
<PRE>
public void <B>swap</B>(int&nbsp;pos1,
                 int&nbsp;pos2)</PRE>
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<DD>swap two training examples
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<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pos1</CODE> - <DD><CODE>pos2</CODE> - </DL>
</DD>
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