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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 01:36:54 CEST 2008 --><TITLE>com.rapidminer.operator.preprocessing (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.operator.preprocessing package"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="com.rapidminer.operator.preprocessing (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"><!-- 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CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../com/rapidminer/operator/postprocessing/package-summary.html"><B>PREV PACKAGE</B></A> <A HREF="../../../../com/rapidminer/operator/preprocessing/discretization/package-summary.html"><B>NEXT PACKAGE</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?com/rapidminer/operator/preprocessing/package-summary.html" target="_top"><B>FRAMES</B></A> <A HREF="package-summary.html" target="_top"><B>NO FRAMES</B></A> <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></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><H2>Package com.rapidminer.operator.preprocessing</H2>Operators for preprocessing purposes.<P><B>See:</B><BR> <A HREF="#package_description"><B>Description</B></A><P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Class Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/AbstractExampleSetJoin.html" title="class in com.rapidminer.operator.preprocessing">AbstractExampleSetJoin</A></B></TD><TD> Build the join of two example sets.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/AbstractExampleSetJoin.AttributeSource.html" title="class in com.rapidminer.operator.preprocessing">AbstractExampleSetJoin.AttributeSource</A></B></TD><TD>Helper class to find the correct data for all union attributes.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/AttributeSubsetPreprocessing.html" title="class in com.rapidminer.operator.preprocessing">AttributeSubsetPreprocessing</A></B></TD><TD>This operator can be used to select one attribute (or a subset) by defining a regular expression for the attribute name and applies its inner operators to the resulting subset.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/Deobfuscator.html" title="class in com.rapidminer.operator.preprocessing">Deobfuscator</A></B></TD><TD>This operator takes an <code>ExampleSet</code> as input and maps all nominal values to randomly created strings.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/ExampleSetCartesian.html" title="class in com.rapidminer.operator.preprocessing">ExampleSetCartesian</A></B></TD><TD>Build the cartesian product of two example sets.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/ExampleSetJoin.html" title="class in com.rapidminer.operator.preprocessing">ExampleSetJoin</A></B></TD><TD> Build the join of two example sets using the id attributes of the sets, i.e. both example sets must have an id attribute where the same id indicate the same examples.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/ExampleSetMerge.html" title="class in com.rapidminer.operator.preprocessing">ExampleSetMerge</A></B></TD><TD>This operator merges two or more given example sets by adding all examples in one example table containing all data rows.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/ExampleSetTranspose.html" title="class in com.rapidminer.operator.preprocessing">ExampleSetTranspose</A></B></TD><TD>This operator transposes an example set, i.e. the columns with become the new rows and the old rows will become the columns.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/GroupByOperator.html" title="class in com.rapidminer.operator.preprocessing">GroupByOperator</A></B></TD><TD>This operator creates a SplittedExampleSet from an arbitrary example set.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/GuessValueTypes.html" title="class in com.rapidminer.operator.preprocessing">GuessValueTypes</A></B></TD><TD>This operator can be used to (re-)guess the value types of all attributes.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/IdTagging.html" title="class in com.rapidminer.operator.preprocessing">IdTagging</A></B></TD><TD>This operator adds an ID attribute to the given example set.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/MaterializeDataInMemory.html" title="class in com.rapidminer.operator.preprocessing">MaterializeDataInMemory</A></B></TD><TD>Creates a fresh and clean copy of the data in memory.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/NoiseOperator.html" title="class in com.rapidminer.operator.preprocessing">NoiseOperator</A></B></TD><TD>This operator adds random attributes and white noise to the data.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/Obfuscator.html" title="class in com.rapidminer.operator.preprocessing">Obfuscator</A></B></TD><TD>This operator takes an <code>ExampleSet</code> as input and maps all nominal values to randomly created strings.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/PreprocessingModel.html" title="class in com.rapidminer.operator.preprocessing">PreprocessingModel</A></B></TD><TD>Returns a more appropriate result icon.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/PreprocessingOperator.html" title="class in com.rapidminer.operator.preprocessing">PreprocessingOperator</A></B></TD><TD>Superclass for all preprocessing operators.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../com/rapidminer/operator/preprocessing/UseRowAsAttributeNames.html" title="class in com.rapidminer.operator.preprocessing">UseRowAsAttributeNames</A></B></TD><TD>This operators uses the values of the specified row of the data set as new attribute names (including both regular and special columns).</TD></TR></TABLE> <P><A NAME="package_description"><!-- --></A><H2>Package com.rapidminer.operator.preprocessing Description</H2><P>Operators for preprocessing purposes. These classes usually perform some operation on example sets.<P><P><DL></DL><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> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Package</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <FONT CLASS="NavBarFont1">Class</FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-use.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><a href="http://sourceforge.net"><img src="http://sourceforge.net/sflogo.php?group_id=114160&type=2" width="125" height="37" border="0" alt="SourceForge.net Logo" /></a></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../com/rapidminer/operator/postprocessing/package-summary.html"><B>PREV PACKAGE</B></A> <A HREF="../../../../com/rapidminer/operator/preprocessing/discretization/package-summary.html"><B>NEXT PACKAGE</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?com/rapidminer/operator/preprocessing/package-summary.html" target="_top"><B>FRAMES</B></A> <A HREF="package-summary.html" target="_top"><B>NO FRAMES</B></A> <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></TABLE><A NAME="skip-navbar_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR><i>Copyright © 2001-2008 by <a href="http://rapid-i.com" target="_blank">Rapid-I</a></i></BODY></HTML>⌨️ 快捷键说明
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