nominalmapping.html
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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 01:33:50 CEST 2008 --><TITLE>NominalMapping (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.example.table.NominalMapping interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="NominalMapping (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 BORDER="0" CELLPADDING="0" 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HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <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.example.table</FONT><BR>Interface NominalMapping</H2><DL><DT><B>All Superinterfaces:</B> <DD>java.lang.Cloneable, java.io.Serializable</DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../com/rapidminer/example/table/BinominalMapping.html" title="class in com.rapidminer.example.table">BinominalMapping</A>, <A HREF="../../../../com/rapidminer/example/table/PolynominalMapping.html" title="class in com.rapidminer.example.table">PolynominalMapping</A></DD></DL><HR><DL><DT><PRE>public interface <B>NominalMapping</B><DT>extends java.lang.Cloneable, java.io.Serializable</DL></PRE><P>This class is used to map between the nominal values for a certain attribute and the internal double value representations which is used for nominal values in order to reduce memory usage.<P><P><DL><DT><B>Version:</B></DT> <DD>$Id: NominalMapping.java,v 1.3 2008/05/09 19:22:44 ingomierswa Exp $</DD><DT><B>Author:</B></DT> <DD>Ingo Mierswa</DD></DL><HR><P><!-- ========== 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> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/example/table/NominalMapping.html#clear()">clear</A></B>()</CODE><BR> Clears the mapping.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.Object</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/example/table/NominalMapping.html#clone()">clone</A></B>()</CODE><BR> Should return a deep clone of this nominal mapping.</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/example/table/NominalMapping.html#getIndex(java.lang.String)">getIndex</A></B>(java.lang.String nominalValue)</CODE><BR> Returns the internal double representation (actually an integer index) for the given nominal value without creating a mapping if none exists.</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/example/table/NominalMapping.html#getNegativeIndex()">getNegativeIndex</A></B>()</CODE><BR> Returns the index of a negative class (if available).</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/example/table/NominalMapping.html#getNegativeString()">getNegativeString</A></B>()</CODE><BR> Returns the nominal value of a negative class (if available).</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/example/table/NominalMapping.html#getPositiveIndex()">getPositiveIndex</A></B>()</CODE><BR> Returns the index of a positive class (if available).</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/example/table/NominalMapping.html#getPositiveString()">getPositiveString</A></B>()</CODE><BR> Returns the nominal value of a positive class (if available).</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.List<java.lang.String></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/example/table/NominalMapping.html#getValues()">getValues</A></B>()</CODE><BR> Returns a list of all nominal values which were mapped via <A HREF="../../../../com/rapidminer/example/table/NominalMapping.html#mapString(java.lang.String)"><CODE>mapString(String)</CODE></A> until now.</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/example/table/NominalMapping.html#mapIndex(int)">mapIndex</A></B>(int index)</CODE><BR> Returns the nominal value for an internal double representation (actually an integer index).</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/example/table/NominalMapping.html#mapString(java.lang.String)">mapString</A></B>(java.lang.String nominalValue)</CODE><BR> Returns the internal double representation (actually an integer index) for the given nominal 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/example/table/NominalMapping.html#setMapping(java.lang.String, int)">setMapping</A></B>(java.lang.String nominalValue, int index)</CODE><BR> Sets the given mapping.</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/example/table/NominalMapping.html#size()">size</A></B>()</CODE><BR> Returns the number of different nominal values which were mapped via <A HREF="../../../../com/rapidminer/example/table/NominalMapping.html#mapString(java.lang.String)"><CODE>mapString(String)</CODE></A> until now.</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/example/table/NominalMapping.html#sortMappings()">sortMappings</A></B>()</CODE><BR> This method rearranges the string to number mappings such that they are in alphabetical order.</TD></TR></TABLE> <P><!-- ============ 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="clone()"><!-- --></A><H3>clone</H3><PRE>java.lang.Object <B>clone</B>()</PRE><DL><DD>Should return a deep clone of this nominal mapping.<P><DD><DL></DL></DD><DD><DL></DL></DD></DL><HR><A NAME="getPositiveIndex()"><!-- --></A><H3>getPositiveIndex</H3><PRE>⌨️ 快捷键说明
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