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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_13) on Mon Jul 14 01:36:31 CEST 2008 --><TITLE>Kernel (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel.Kernel class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Kernel (RapidMiner Class Documentation)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE 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//--></SCRIPT><NOSCRIPT> <A HREF="../../../../../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel</FONT><BR>Class Kernel</H2><PRE>java.lang.Object <IMG SRC="../../../../../../../../resources/inherit.gif" ALT="extended by "><B>com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel.Kernel</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.io.Serializable</DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelAnova.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelAnova</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelDot.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelDot</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelEpanechnikov.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelEpanechnikov</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelGaussianCombination.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelGaussianCombination</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelMultiquadric.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelMultiquadric</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelNeural.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelNeural</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelPolynomial.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelPolynomial</A>, <A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/KernelRadial.html" title="class in com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel">KernelRadial</A></DD></DL><HR><DL><DT><PRE>public abstract class <B>Kernel</B><DT>extends java.lang.Object<DT>implements java.io.Serializable</DL></PRE><P>Abstract base class for all kernels.<P><P><DL><DT><B>Version:</B></DT> <DD>$Id: Kernel.java,v 1.4 2008/05/09 19:23:21 ingomierswa Exp $</DD><DT><B>Author:</B></DT> <DD>Stefan Rueping, Ingo Mierswa</DD><DT><B>See Also:</B><DD><A HREF="../../../../../../../../serialized-form.html#com.rapidminer.operator.learner.functions.kernel.jmysvm.kernel.Kernel">Serialized Form</A></DL><HR><P><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Field Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#cache_MB">cache_MB</A></B></CODE><BR> Size of cache in MB</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#dim">dim</A></B></CODE><BR> dimension of the examples</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#examples_total">examples_total</A></B></CODE><BR> number of examples after shrinking</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <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></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#kernel_cache">kernel_cache</A></B></CODE><BR> Kernel cache</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#kernel_cache_size">kernel_cache_size</A></B></CODE><BR> Number of elements in cache</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <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></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#the_examples">the_examples</A></B></CODE><BR> Container for the examples, parameters etc.</TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#Kernel()">Kernel</A></B>()</CODE><BR> Class constructor</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#calculate_K_row(double[], int)">calculate_K_row</A></B>(double[] result, int i)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#calculate_K(int[], double[], int[], double[])">calculate_K</A></B>(int[] x_index, double[] x_att, int[] y_index, double[] y_att)</CODE><BR> Calculates kernel value of vectors x and y</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#calculate_K(int, int)">calculate_K</A></B>(int i, int j)</CODE><BR> Calculate K(i,j)</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#calculate_K(com.rapidminer.operator.learner.functions.kernel.jmysvm.examples.SVMExample, com.rapidminer.operator.learner.functions.kernel.jmysvm.examples.SVMExample)">calculate_K</A></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> 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> y)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#get_row(int)">get_row</A></B>(int i)</CODE><BR> Gets a kernel row</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#getCacheSize()">getCacheSize</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#init_kernel_cache(int)">init_kernel_cache</A></B>(int size)</CODE><BR> Inits the kernel cache.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#init(com.rapidminer.operator.learner.functions.kernel.jmysvm.examples.SVMExamples, int)">init</A></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> examples, int cacheSizeMB)</CODE><BR> Init the kernel</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#innerproduct(int[], double[], int[], double[])">innerproduct</A></B>(int[] x_index, double[] x_att, int[] y_index, double[] y_att)</CODE><BR> calculate inner product</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#norm2(int[], double[], int[], double[])">norm2</A></B>(int[] x_index, double[] x_att, int[] y_index, double[] y_att)</CODE><BR> calculate ||x-y||^2</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#set_examples_size(int)">set_examples_size</A></B>(int new_examples_total)</CODE><BR> Sets the number of examples to new value</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#swap(int, int)">swap</A></B>(int pos1, int pos2)</CODE><BR> swap two training examples</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../../../com/rapidminer/operator/learner/functions/kernel/jmysvm/kernel/Kernel.html#toString()">toString</A></B>()</CODE><BR> Output as String</TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><A NAME="field_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Field Detail</B></FONT></TH></TR></TABLE><A NAME="the_examples"><!-- --></A><H3>the_examples</H3><PRE>protected <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> <B>the_examples</B></PRE><DL><DD>Container for the examples, parameters etc.<P><DL></DL></DL><HR><A NAME="dim"><!-- --></A><H3>dim</H3><PRE>protected int <B>dim</B></PRE><DL><DD>dimension of the examples<P>⌨️ 快捷键说明
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