algorithmlda.html

包含了模式识别中常用的一些分类器设计算法

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<A NAME="AlgorithmLDA()"><!-- --></A><H3>
AlgorithmLDA</H3>
<PRE>
public <B>AlgorithmLDA</B>()</PRE>
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<A NAME="initialize()"><!-- --></A><H3>
initialize</H3>
<PRE>
public boolean <B>initialize</B>()</PRE>
<DL>
<DD>Overrides the initialize() method in the base class. Initializes
 member data and prepares for execution of first step. This method
 "resets" the algorithm.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="Algorithm.html#initialize()">initialize</A></CODE> in class <CODE><A HREF="Algorithm.html" title="class in &lt;Unnamed&gt;">Algorithm</A></CODE></DL>
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<DT><B>Returns:</B><DD>Returns true.</DL>
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<A NAME="withinClass(Matrix)"><!-- --></A><H3>
withinClass</H3>
<PRE>
public void <B>withinClass</B>(<A HREF="Matrix.html" title="class in &lt;Unnamed&gt;">Matrix</A>&nbsp;M)</PRE>
<DL>
<DD>Determines the within class scatter matrix
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>M</CODE> - Matrix for within class scatter matrix<DT><B>See Also:</B><DD><A HREF="Matrix.html" title="class in &lt;Unnamed&gt;"><CODE>Matrix</CODE></A></DL>
</DD>
</DL>
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<A NAME="betweenClass(Matrix)"><!-- --></A><H3>
betweenClass</H3>
<PRE>
public void <B>betweenClass</B>(<A HREF="Matrix.html" title="class in &lt;Unnamed&gt;">Matrix</A>&nbsp;M)</PRE>
<DL>
<DD>Determines the between class scatter matrix for
 the class independent linear discrimination algorithm
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>M</CODE> - Matrix for storing between class scatter matrix<DT><B>See Also:</B><DD><A HREF="Matrix.html" title="class in &lt;Unnamed&gt;"><CODE>Matrix</CODE></A></DL>
</DD>
</DL>
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<A NAME="run()"><!-- --></A><H3>
run</H3>
<PRE>
public void <B>run</B>()</PRE>
<DL>
<DD>Implementation of the run function from the Runnable interface.
 Determines what the current step is and calls the appropriate method.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>run</CODE> in interface <CODE>java.lang.Runnable</CODE><DT><B>Specified by:</B><DD><CODE><A HREF="Algorithm.html#run()">run</A></CODE> in class <CODE><A HREF="Algorithm.html" title="class in &lt;Unnamed&gt;">Algorithm</A></CODE></DL>
</DD>
<DD><DL>
</DL>
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<A NAME="displayMatrices()"><!-- --></A><H3>
displayMatrices</H3>
<PRE>
public void <B>displayMatrices</B>()</PRE>
<DL>
<DD>Display two matrices - covariance matrix and the transformation
 matrix in the text message window
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="transformLDA(DataPoints, Matrix)"><!-- --></A><H3>
transformLDA</H3>
<PRE>
public void <B>transformLDA</B>(<A HREF="DataPoints.html" title="class in &lt;Unnamed&gt;">DataPoints</A>&nbsp;d,
                         <A HREF="Matrix.html" title="class in &lt;Unnamed&gt;">Matrix</A>&nbsp;S)</PRE>
<DL>
<DD>Transforms a given set of points to a new space
 using the class independent linear discrimination analysis algorithm
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>d</CODE> - Datapoint - input data point<DD><CODE>S</CODE> - Matrix containing between class to within class ratio<DT><B>See Also:</B><DD><A HREF="DataPoints.html" title="class in &lt;Unnamed&gt;"><CODE>DataPoints</CODE></A>, 
<A HREF="Matrix.html" title="class in &lt;Unnamed&gt;"><CODE>Matrix</CODE></A></DL>
</DD>
</DL>
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<A NAME="computeDecisionRegions()"><!-- --></A><H3>
computeDecisionRegions</H3>
<PRE>
public void <B>computeDecisionRegions</B>()</PRE>
<DL>
<DD>Computes the line of discrimination for class independent LDA
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="computeErrors()"><!-- --></A><H3>
computeErrors</H3>
<PRE>
public void <B>computeErrors</B>()</PRE>
<DL>
<DD>Counts the data points in each set in error and displays
 them on the text message window
<P>
<DD><DL>
</DL>
</DD>
</DL>
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