sparseformatexamplesource.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 01:36:27 CEST 2008 --><TITLE>SparseFormatExampleSource (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.operator.io.SparseFormatExampleSource class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="SparseFormatExampleSource (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" 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="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/SparseFormatExampleSource.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></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../com/rapidminer/operator/io/SimpleExampleSource.html" title="class in com.rapidminer.operator.io"><B>PREV CLASS</B></A> <A HREF="../../../../com/rapidminer/operator/io/SPSSExampleSource.html" title="class in com.rapidminer.operator.io"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?com/rapidminer/operator/io/SparseFormatExampleSource.html" target="_top"><B>FRAMES</B></A> <A HREF="SparseFormatExampleSource.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><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <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.operator.io</FONT><BR>Class SparseFormatExampleSource</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../com/rapidminer/operator/Operator.html" title="class in com.rapidminer.operator">com.rapidminer.operator.Operator</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>com.rapidminer.operator.io.SparseFormatExampleSource</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../com/rapidminer/gui/wizards/ConfigurationListener.html" title="interface in com.rapidminer.gui.wizards">ConfigurationListener</A>, <A HREF="../../../../com/rapidminer/gui/wizards/PreviewListener.html" title="interface in com.rapidminer.gui.wizards">PreviewListener</A>, <A HREF="../../../../com/rapidminer/parameter/ParameterHandler.html" title="interface in com.rapidminer.parameter">ParameterHandler</A>, <A HREF="../../../../com/rapidminer/tools/LoggingHandler.html" title="interface in com.rapidminer.tools">LoggingHandler</A></DD></DL><HR><DL><DT><PRE>public class <B>SparseFormatExampleSource</B><DT>extends <A HREF="../../../../com/rapidminer/operator/Operator.html" title="class in com.rapidminer.operator">Operator</A></DL></PRE><P>Reads an example file in sparse format, i.e. lines have the form<br/> <center> <pre> label index:value index:value index:value... </pre> </center><br/> Index may be an integer (starting with 1) for the regular attributes or one of the prefixes specified by the parameter list <code>prefix_map</code>. Four possible <code>format</code>s are supported <dl> <dt>format_xy:</dt> <dd>The label is the last token in each line</dd> <dt>format_yx:</dt> <dd>The label is the first token in each line</dd> <dt>format_prefix:</dt> <dd>The label is prefixed by 'l:'</dd> <dt>format_separate_file:</dt> <dd>The label is read from a separate file specified by <code>label_file</code></dd> <dt>no_label:</dt> <dd>The example set is unlabeled.</dd> </dl> A detailed introduction to the sparse file format is given in section First steps/File formats/Data files.<P><P><DL><DT><B>Version:</B></DT> <DD>$Id: SparseFormatExampleSource.java,v 1.13 2006/04/12 18:04:24 ingomierswa Exp $</DD><DT><B>Author:</B></DT> <DD>Ingo Mierswa, Simon Fischer</DD><DT><B>See Also:</B><DD><A HREF="../../../../com/rapidminer/example/table/SparseFormatDataRowReader.html" title="class in com.rapidminer.example.table"><CODE>SparseFormatDataRowReader</CODE></A></DL><HR><P><!-- =========== FIELD SUMMARY =========== --><A NAME="field_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>Field Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_ATTRIBUTE_DESCRIPTION_FILE">PARAMETER_ATTRIBUTE_DESCRIPTION_FILE</A></B></CODE><BR> The parameter name for "Name of the attribute description file.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_DATA_FILE">PARAMETER_DATA_FILE</A></B></CODE><BR> The parameter name for "Name of the data file.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_DATAMANAGEMENT">PARAMETER_DATAMANAGEMENT</A></B></CODE><BR> The parameter name for "Determines, how the data is represented internally.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_DECIMAL_POINT_CHARACTER">PARAMETER_DECIMAL_POINT_CHARACTER</A></B></CODE><BR> The parameter name for "Character that is used as decimal point.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_DIMENSION">PARAMETER_DIMENSION</A></B></CODE><BR> The parameter name for "Dimension of the example space.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_FORMAT">PARAMETER_FORMAT</A></B></CODE><BR> The parameter name for "Format of the sparse data file.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../com/rapidminer/operator/io/SparseFormatExampleSource.html#PARAMETER_LABEL_FILE">PARAMETER_LABEL_FILE</A></B></CODE>⌨️ 快捷键说明
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