matrix.html

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<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#minusEquals(weka.classifiers.functions.pace.Matrix)">minusEquals</A></B>(<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;B)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A = A - B</TD>
</TR>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#norm1()">norm1</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;One norm</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#normF()">normF</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Frobenius norm</TD>
</TR>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#normInf()">normInf</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Infinity norm</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#plus(weka.classifiers.functions.pace.Matrix)">plus</A></B>(<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;B)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C = A + B</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#plusEquals(weka.classifiers.functions.pace.Matrix)">plusEquals</A></B>(<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;B)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A = A + B</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#print(int, int)">print</A></B>(int&nbsp;w,
      int&nbsp;d)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Print the matrix to stdout.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#print(java.text.NumberFormat, int)">print</A></B>(java.text.NumberFormat&nbsp;format,
      int&nbsp;width)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Print the matrix to stdout.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#print(java.io.PrintWriter, int, int)">print</A></B>(java.io.PrintWriter&nbsp;output,
      int&nbsp;w,
      int&nbsp;d)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Print the matrix to the output stream.</TD>
</TR>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#print(java.io.PrintWriter, java.text.NumberFormat, int)">print</A></B>(java.io.PrintWriter&nbsp;output,
      java.text.NumberFormat&nbsp;format,
      int&nbsp;width)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Print the matrix to the output stream.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#random(int, int)">random</A></B>(int&nbsp;m,
       int&nbsp;n)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Generate matrix with random elements</TD>
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<CODE>static&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#read(java.io.BufferedReader)">read</A></B>(java.io.BufferedReader&nbsp;input)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read a matrix from a stream.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#set(int, int, double)">set</A></B>(int&nbsp;i,
    int&nbsp;j,
    double&nbsp;s)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a single element.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#setMatrix(int[], int[], weka.classifiers.functions.pace.Matrix)">setMatrix</A></B>(int[]&nbsp;r,
          int[]&nbsp;c,
          <A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;X)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a submatrix.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#setMatrix(int[], int, int, weka.classifiers.functions.pace.Matrix)">setMatrix</A></B>(int[]&nbsp;r,
          int&nbsp;j0,
          int&nbsp;j1,
          <A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;X)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a submatrix.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#setMatrix(int, int, int[], weka.classifiers.functions.pace.Matrix)">setMatrix</A></B>(int&nbsp;i0,
          int&nbsp;i1,
          int[]&nbsp;c,
          <A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;X)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a submatrix.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#setMatrix(int, int, int, int, weka.classifiers.functions.pace.Matrix)">setMatrix</A></B>(int&nbsp;i0,
          int&nbsp;i1,
          int&nbsp;j0,
          int&nbsp;j1,
          <A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;X)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a submatrix.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#times(double)">times</A></B>(double&nbsp;s)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Multiply a matrix by a scalar, C = s*A</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#times(weka.classifiers.functions.pace.Matrix)">times</A></B>(<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A>&nbsp;B)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Linear algebraic matrix multiplication, A * B</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#timesEquals(double)">timesEquals</A></B>(double&nbsp;s)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Multiply a matrix by a scalar in place, A = s*A</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#trace()">trace</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Matrix trace.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#transpose()">transpose</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Matrix transpose.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#uminus()">uminus</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Unary minus</TD>
</TR>
</TABLE>
&nbsp;<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">
<TD><B>Methods inherited from class java.lang.Object</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

<!-- ============ FIELD DETAIL =========== -->


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

<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="Matrix(int, int)"><!-- --></A><H3>
Matrix</H3>
<PRE>
public <B>Matrix</B>(int&nbsp;m,
              int&nbsp;n)</PRE>
<DL>
<DD>Construct an m-by-n matrix of zeros.
<P>
<DT><B>Parameters:</B><DD><CODE>m</CODE> - Number of rows.<DD><CODE>n</CODE> - Number of colums.</DL>
<HR>

<A NAME="Matrix(int, int, double)"><!-- --></A><H3>
Matrix</H3>
<PRE>
public <B>Matrix</B>(int&nbsp;m,
              int&nbsp;n,
              double&nbsp;s)</PRE>
<DL>
<DD>Construct an m-by-n constant matrix.
<P>
<DT><B>Parameters:</B><DD><CODE>m</CODE> - Number of rows.<DD><CODE>n</CODE> - Number of colums.<DD><CODE>s</CODE> - Fill the matrix with this scalar value.</DL>
<HR>

<A NAME="Matrix(double[][])"><!-- --></A><H3>
Matrix</H3>
<PRE>
public <B>Matrix</B>(double[][]&nbsp;A)</PRE>
<DL>
<DD>Construct a matrix from a 2-D array.
<P>
<DT><B>Parameters:</B><DD><CODE>A</CODE> - Two-dimensional array of doubles.
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE> - All rows must have the same length<DT><B>See Also:</B><DD><A HREF="../../../../weka/classifiers/functions/pace/Matrix.html#constructWithCopy(double[][])"><CODE>constructWithCopy(double[][])</CODE></A></DL>
<HR>

<A NAME="Matrix(double[][], int, int)"><!-- --></A><H3>
Matrix</H3>
<PRE>
public <B>Matrix</B>(double[][]&nbsp;A,
              int&nbsp;m,
              int&nbsp;n)</PRE>
<DL>
<DD>Construct a matrix quickly without checking arguments.
<P>
<DT><B>Parameters:</B><DD><CODE>A</CODE> - Two-dimensional array of doubles.<DD><CODE>m</CODE> - Number of rows.<DD><CODE>n</CODE> - Number of colums.</DL>
<HR>

<A NAME="Matrix(double[], int)"><!-- --></A><H3>
Matrix</H3>
<PRE>
public <B>Matrix</B>(double[]&nbsp;vals,
              int&nbsp;m)</PRE>
<DL>
<DD>Construct a matrix from a one-dimensional packed array
<P>
<DT><B>Parameters:</B><DD><CODE>vals</CODE> - One-dimensional array of doubles, packed by columns (ala Fortran).<DD><CODE>m</CODE> - Number of rows.
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE> - Array length must be a multiple of m.</DL>

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

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<TD COLSPAN=1><FONT SIZE="+2">
<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="constructWithCopy(double[][])"><!-- --></A><H3>
constructWithCopy</H3>
<PRE>
public static <A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A> <B>constructWithCopy</B>(double[][]&nbsp;A)</PRE>
<DL>
<DD>Construct a matrix from a copy of a 2-D array.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>A</CODE> - Two-dimensional array of doubles.
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE> - All rows must have the same length</DL>
</DD>
</DL>
<HR>

<A NAME="copy()"><!-- --></A><H3>
copy</H3>
<PRE>
public <A HREF="../../../../weka/classifiers/functions/pace/Matrix.html" title="class in weka.classifiers.functions.pace">Matrix</A> <B>copy</B>()</PRE>
<DL>
<DD>Make a deep copy of a matrix
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="clone()"><!-- --></A><H3>
clone</H3>
<PRE>
public java.lang.Object <B>clone</B>()</PRE>
<DL>
<DD>Clone the Matrix object.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getArray()"><!-- --></A><H3>
getArray</H3>
<PRE>
public double[][] <B>getArray</B>()</PRE>
<DL>
<DD>Access the internal two-dimensional array.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Pointer to the two-dimensional array of matrix elements.</DL>
</DD>
</DL>
<HR>

<A NAME="getArrayCopy()"><!-- --></A><H3>
getArrayCopy</H3>
<PRE>
public double[][] <B>getArrayCopy</B>()</PRE>
<DL>
<DD>Copy the internal two-dimensional array.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Two-dimensional array copy of matrix elements.</DL>
</DD>
</DL>
<HR>

<A NAME="getColumnPackedCopy()"><!-- --></A><H3>
getColumnPackedCopy</H3>
<PRE>
public double[] <B>getColumnPackedCopy</B>()</PRE>
<DL>
<DD>Make a one-dimensional column packed copy of the internal array.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>