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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE>class SVM</TITLE>
<META NAME="GENERATOR" CONTENT="DOC++ 3.4.8">
</HEAD>
<BODY BGCOLOR="#ffffff">
<H2>class <A HREF="#DOC.DOCU">SVM</A></H2></H2><BLOCKQUOTE>Support Vector Machine.</BLOCKQUOTE>
<HR>
<H2>Inheritance:</H2>
<APPLET CODE="ClassGraph.class" WIDTH=600 HEIGHT=185>
<param name=classes value="CObject,MObject.html,CMachine,MMachine.html,CQCMachine,MQCMachine.html,CSVM,MSVM.html,CSVMRegression,MSVMRegression.html,CSVMClassification,MSVMClassification.html">
<param name=before value="M,M,M,M,M|_,Mr_">
<param name=after value="Md_SPSP,Md_SP,Md_,M,M,M">
<param name=indent value="0,1,2,3,3,3">
<param name=arrowdir value="down">
</APPLET>
<HR>
<DL>
<P><DL>
<DT><H3>Public Fields</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif><!1><A HREF="DataSet.html">DataSet</A>* <B><A HREF="#DOC.42.1">data</A></B>
<DD><I>The dataset associated to the SVM.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif><!1><A HREF="Kernel.html">Kernel</A>* <B><A HREF="#DOC.42.2">kernel</A></B>
<DD><I>The kernel associated to the SVM</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>real <B><A HREF="#DOC.42.3">C_cst</A></B>
<DD><I>The "C" constant</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>real <B><A HREF="#DOC.42.4">b</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>int* <B><A HREF="#DOC.42.5">support_vectors</A></B>
<DD><I>The support vectors</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>int* <B><A HREF="#DOC.42.6">real_index</A></B>
<DD><I>The real index of the support vectors in the dataset</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>int <B><A HREF="#DOC.42.7">n_support_vectors</A></B>
<DD><I>The number of support vectors</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>int <B><A HREF="#DOC.42.8">n_support_vectors_bound</A></B>
<DD><I>The number of support vectors which are at the bound "C"</I>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif> <B><A HREF="#DOC.42.9">SVM</A></B>(<!1><A HREF="Kernel.html">Kernel</A>* kernel_)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>bool <B><A HREF="#DOC.42.10">bCompute</A></B>()
<DD><I>Computes the <TT>b</TT></I>
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="QCMachine.html">QCMachine</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Fields</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>real* <B>Cup</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>real* <B>Cdown</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>real <B>eps_bornes</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>int <B>l</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>real* <B>alpha</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>real* <B>grad</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>real* <B>y</B>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>checkSupportVectors</B>()
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="Machine.html">Machine</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Fields</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>int <B>n_inputs</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>int <B>n_outputs</B>
<DT>
<IMG ALT="o" SRC=icon2.gif><!1><A HREF="List.html">List</A>* <B>outputs</B>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>forward</B>(<!1><A HREF="List.html">List</A>* <!1><A HREF="SeqExample.html#DOC.107.3">inputs</A>)
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>reset</B>()
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="Object.html">Object</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>init</B>()
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>addOption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, int size, void* <!1><A HREF="Vec.html#DOC.81.3">ptr</A>, const char* <!1><A HREF="CmdLine.html#DOC.7.3">help</A>="", bool is_allowed_after_init=false)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>addIOption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, int* <!1><A HREF="Vec.html#DOC.81.3">ptr</A>, int init_value, const char* <!1><A HREF="CmdLine.html#DOC.7.3">help</A>="", bool is_allowed_after_init=false)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>addROption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, real* <!1><A HREF="Vec.html#DOC.81.3">ptr</A>, real init_value, const char* <!1><A HREF="CmdLine.html#DOC.7.3">help</A>="", bool is_allowed_after_init=false)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>addBOption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, bool* <!1><A HREF="Vec.html#DOC.81.3">ptr</A>, bool init_value, const char* <!1><A HREF="CmdLine.html#DOC.7.3">help</A>="", bool is_allowed_after_init=false)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>setOption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, void* <!1><A HREF="Vec.html#DOC.81.3">ptr</A>)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>setIOption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, int option)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>setROption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, real option)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>setBOption</B>(const char* <!1><A HREF="SeqExample.html#DOC.107.9">name</A>, bool option)
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>loadFILE</B>(FILE* <!1><A HREF="Measurer.html#DOC.30.2">file</A>)
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>saveFILE</B>(FILE* <!1><A HREF="Measurer.html#DOC.30.2">file</A>)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>load</B>(const char* filename)
<DT>
<IMG ALT="o" SRC=icon2.gif>void <B>save</B>(const char* filename)
</DL></P>
</DL>
<A NAME="DOC.DOCU"></A>
<HR>
<H2>Documentation</H2>
<BLOCKQUOTE>Support Vector Machine.
<P>The Q matrix of <TT>QCMachine</TT> is in this case
<IMG BORDER=0 SRC=g000033.gif>, where <IMG BORDER=0 SRC=g000034.gif> is a kernel
and <IMG BORDER=0 SRC=g000035.gif> is the i-th example of <TT>data</TT>/
<P>The goal is to looking for the <TT>alpha</TT> and <TT>b</TT>
which are the best in a SVM-sense.
<P>The learning function is
<IMG BORDER=0 SRC=g000036.gif>
<P>Options:
<TABLE BORDER>
<TR><TD>
"C" </TD><TD> real </TD><TD> trade off between the weight decay and the error </TD><TD> [100]
</TR></TABLE>
<P></BLOCKQUOTE>
<DL>
<A NAME="data"></A>
<A NAME="DOC.42.1"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B><!1><A HREF="DataSet.html">DataSet</A>* data</B></TT>
<DD>The dataset associated to the SVM.
(Given by the kernel)
<DL><DT><DD></DL><P>
<A NAME="kernel"></A>
<A NAME="DOC.42.2"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B><!1><A HREF="Kernel.html">Kernel</A>* kernel</B></TT>
<DD>The kernel associated to the SVM
<DL><DT><DD></DL><P>
<A NAME="C_cst"></A>
<A NAME="DOC.42.3"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>real C_cst</B></TT>
<DD>The "C" constant
<DL><DT><DD></DL><P>
<A NAME="b"></A>
<A NAME="DOC.42.4"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>real b</B></TT>
<DL><DT><DD></DL><P>
<A NAME="support_vectors"></A>
<A NAME="DOC.42.5"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>int* support_vectors</B></TT>
<DD>The support vectors
<DL><DT><DD></DL><P>
<A NAME="real_index"></A>
<A NAME="DOC.42.6"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>int* real_index</B></TT>
<DD>The real index of the support vectors in the dataset
<DL><DT><DD></DL><P>
<A NAME="n_support_vectors"></A>
<A NAME="DOC.42.7"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>int n_support_vectors</B></TT>
<DD>The number of support vectors
<DL><DT><DD></DL><P>
<A NAME="n_support_vectors_bound"></A>
<A NAME="DOC.42.8"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>int n_support_vectors_bound</B></TT>
<DD>The number of support vectors which are at the bound "C"
<DL><DT><DD></DL><P>
<A NAME="SVM"></A>
<A NAME="DOC.42.9"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> SVM(<!1><A HREF="Kernel.html">Kernel</A>* kernel_)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="bCompute"></A>
<A NAME="DOC.42.10"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>bool bCompute()</B></TT>
<DD>Computes the <TT>b</TT>
<DL><DT><DD></DL><P></DL>
<HR>
<DL><DT><B>Direct child classes:
</B><DD><A HREF="SVMRegression.html">SVMRegression</A><BR>
<A HREF="SVMClassification.html">SVMClassification</A><BR>
</DL>
<DL><DT><DT><B>Author:</B><DD>Ronan Collobert (collober@iro.umontreal.ca)
<DD></DL><P><P><I><A HREF="index.html">Alphabetic index</A></I> <I><A HREF="HIER.html">HTML hierarchy of classes</A> or <A HREF="HIERjava.html">Java</A></I></P><HR>
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