mathematicalexpression.treenode.html

weka是机器学习和数据挖掘领域最有影响力的开源项目之一

 
<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="funs"><!-- --></A><H3>
funs</H3>
<PRE>
public static java.lang.String[] <B>funs</B></PRE>
<DL>
<DD>The known functions
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="arity"><!-- --></A><H3>
arity</H3>
<PRE>
public static int[] <B>arity</B></PRE>
<DL>
<DD>The arity of the known functions
<P>
<DL>
</DL>
</DL>

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

<A NAME="constructor_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>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="MathematicalExpression.TreeNode(double)"><!-- --></A><H3>
MathematicalExpression.TreeNode</H3>
<PRE>
public <B>MathematicalExpression.TreeNode</B>(double&nbsp;v)</PRE>
<DL>
<DD>Construct a constant node
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - the value of the constant</DL>
</DL>
<HR>

<A NAME="MathematicalExpression.TreeNode(weka.core.MathematicalExpression.TreeNode)"><!-- --></A><H3>
MathematicalExpression.TreeNode</H3>
<PRE>
public <B>MathematicalExpression.TreeNode</B>(<A HREF="../../weka/core/MathematicalExpression.TreeNode.html" title="class in weka.core">MathematicalExpression.TreeNode</A>&nbsp;n)</PRE>
<DL>
<DD>Construct a constant node
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>n</CODE> - the value of the constant</DL>
</DL>
<HR>

<A NAME="MathematicalExpression.TreeNode(java.lang.String)"><!-- --></A><H3>
MathematicalExpression.TreeNode</H3>
<PRE>
public <B>MathematicalExpression.TreeNode</B>(java.lang.String&nbsp;v)</PRE>
<DL>
<DD>Construct a variable node
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - the name of the variable</DL>
</DL>
<HR>

<A NAME="MathematicalExpression.TreeNode(java.util.Vector)"><!-- --></A><H3>
MathematicalExpression.TreeNode</H3>
<PRE>
public <B>MathematicalExpression.TreeNode</B>(java.util.Vector&nbsp;p)</PRE>
<DL>
<DD>Construct an ifelse node
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>p</CODE> - parameters of the ifelse</DL>
</DL>
<HR>

<A NAME="MathematicalExpression.TreeNode(java.lang.String, java.util.Vector)"><!-- --></A><H3>
MathematicalExpression.TreeNode</H3>
<PRE>
public <B>MathematicalExpression.TreeNode</B>(java.lang.String&nbsp;f,
                                       java.util.Vector&nbsp;ops)
                                throws java.lang.Exception</PRE>
<DL>
<DD>Construct a function node
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>f</CODE> - the name of the function<DD><CODE>ops</CODE> - the operands of the function
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if function is unknown or wrong arity</DL>
</DL>
<HR>

<A NAME="MathematicalExpression.TreeNode(int, java.util.Vector)"><!-- --></A><H3>
MathematicalExpression.TreeNode</H3>
<PRE>
public <B>MathematicalExpression.TreeNode</B>(int&nbsp;t,
                                       java.util.Vector&nbsp;ops)
                                throws java.lang.Exception</PRE>
<DL>
<DD>Construct an operator node
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>t</CODE> - the operator '+','-','*','/'<DD><CODE>ops</CODE> - the operands of the operator
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - is something goes wrong</DL>
</DL>

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

<A NAME="method_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>Method Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="eval(java.util.Map)"><!-- --></A><H3>
eval</H3>
<PRE>
public double <B>eval</B>(java.util.Map&nbsp;symbols)
            throws java.lang.Exception</PRE>
<DL>
<DD>Evaluate the tree with for specific values of the variables
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>symbols</CODE> - a map associating a Double value to each variable name
<DT><B>Returns:</B><DD>the evaluation
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if a symbol, function or node type is unknown</DL>
</DD>
</DL>
<!-- ========= END OF CLASS DATA ========= -->
<HR>


<!-- ======= START OF BOTTOM NAVBAR ====== -->
<A NAME="navbar_bottom"><!-- --></A>
<A HREF="#skip-navbar_bottom" 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_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="http://www.cs.waikato.ac.nz/ml/weka/" target="_blank"><FONT CLASS="NavBarFont1"><B>Weka's home</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../weka/core/MathematicalExpression.Tokenizer.html" title="class in weka.core"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../weka/core/Matrix.html" title="class in weka.core"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../index.html?weka/core/MathematicalExpression.TreeNode.html" target="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="MathematicalExpression.TreeNode.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;<SCRIPT type="text/javascript">
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>');
  }
  //-->
</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:&nbsp;NESTED&nbsp;|&nbsp;<A HREF="#field_summary">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;<A HREF="#field_detail">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_bottom"></A>
<!-- ======== END OF BOTTOM NAVBAR ======= -->

<HR>

</BODY>
</HTML>