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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Wed Sep 04 10:31:51 CDT 2002 --><TITLE>: Class NumericTransformFilter</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <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="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="../../weka/filters/NumericToBinaryFilter.html"><B>PREV CLASS</B></A> <A HREF="../../weka/filters/ObfuscateFilter.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="NumericTransformFilter.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | <A HREF="#fields_inherited_from_class_weka.filters.Filter">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: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">weka.filters</FONT><BR>Class NumericTransformFilter</H2><PRE>java.lang.Object | +--<A HREF="../../weka/filters/Filter.html">weka.filters.Filter</A> | +--<B>weka.filters.NumericTransformFilter</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../weka/core/OptionHandler.html">OptionHandler</A>, java.io.Serializable</DD></DL><HR><DL><DT>public class <B>NumericTransformFilter</B><DT>extends <A HREF="../../weka/filters/Filter.html">Filter</A><DT>implements <A HREF="../../weka/core/OptionHandler.html">OptionHandler</A></DL><P>Transforms numeric attributes using a given transformation method.<p> Valid filter-specific options are: <p> -R index1,index2-index4,...<br> Specify list of columns to transform. First and last are valid indexes. (default none). Non-numeric columns are skipped.<p> -V<br> Invert matching sense.<p> -C string <br> Name of the class containing the method used for transformation. (default java.lang.Math) <p> -M string <br> Name of the method used for the transformation. (default abs) <p><P><DL><DT><B>See Also: </B><DD><A HREF="../../serialized-form.html#weka.filters.NumericTransformFilter">Serialized Form</A></DL><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="fields_inherited_from_class_weka.filters.Filter"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class weka.filters.<A HREF="../../weka/filters/Filter.html">Filter</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../weka/filters/Filter.html#m_NewBatch">m_NewBatch</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../weka/filters/NumericTransformFilter.html#NumericTransformFilter()">NumericTransformFilter</A></B>()</CODE><BR> Default constructor -- sets the default transform method to java.lang.Math.abs().</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></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="../../weka/filters/NumericTransformFilter.html#attributeIndicesTipText()">attributeIndicesTipText</A></B>()</CODE><BR> Returns the tip text for this property</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="../../weka/filters/NumericTransformFilter.html#getAttributeIndices()">getAttributeIndices</A></B>()</CODE><BR> Get the current range selection</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="../../weka/filters/NumericTransformFilter.html#getClassName()">getClassName</A></B>()</CODE><BR> Get the class containing the transformation method.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/filters/NumericTransformFilter.html#getInvertSelection()">getInvertSelection</A></B>()</CODE><BR> Get whether the supplied columns are to be transformed or not</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="../../weka/filters/NumericTransformFilter.html#getMethodName()">getMethodName</A></B>()</CODE><BR> Get the transformation method.</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="../../weka/filters/NumericTransformFilter.html#getOptions()">getOptions</A></B>()</CODE><BR> Gets the current settings of the filter.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/filters/NumericTransformFilter.html#input(weka.core.Instance)">input</A></B>(<A HREF="../../weka/core/Instance.html">Instance</A> instance)</CODE><BR> Input an instance for filtering.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.Enumeration</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/filters/NumericTransformFilter.html#listOptions()">listOptions</A></B>()</CODE><BR> Returns an enumeration describing the available options</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static void</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/filters/NumericTransformFilter.html#main(java.lang.String[])">main</A></B>(java.lang.String[] argv)</CODE><BR> Main method for testing this class.</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="../../weka/filters/NumericTransformFilter.html#setAttributeIndices(java.lang.String)">setAttributeIndices</A></B>(java.lang.String rangeList)</CODE><BR> Set which attributes are to be transformed (or kept if invert is true).</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="../../weka/filters/NumericTransformFilter.html#setAttributeIndicesArray(int[])">setAttributeIndicesArray</A></B>(int[] attributes)</CODE><BR> Set which attributes are to be transformed (or kept if invert is true)</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="../../weka/filters/NumericTransformFilter.html#setClassName(java.lang.String)">setClassName</A></B>(java.lang.String name)</CODE><BR> Sets the class containing the transformation method.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/filters/NumericTransformFilter.html#setInputFormat(weka.core.Instances)">setInputFormat</A></B>(<A HREF="../../weka/core/Instances.html">Instances</A> instanceInfo)</CODE><BR> Sets the format of the input instances.</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="../../weka/filters/NumericTransformFilter.html#setInvertSelection(boolean)">setInvertSelection</A></B>(boolean invert)</CODE><BR> Set whether selected columns should be transformed or not.</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="../../weka/filters/NumericTransformFilter.html#setMethodName(java.lang.String)">setMethodName</A></B>(java.lang.String name)</CODE><BR> Set the transformation method.</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="../../weka/filters/NumericTransformFilter.html#setOptions(java.lang.String[])">setOptions</A></B>(java.lang.String[] options)</CODE><BR> Parses the options for this object.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_weka.filters.Filter"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class weka.filters.<A HREF="../../weka/filters/Filter.html">Filter</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../weka/filters/Filter.html#batchFilterFile(weka.filters.Filter, java.lang.String[])">batchFilterFile</A>, <A HREF="../../weka/filters/Filter.html#batchFinished()">batchFinished</A>, <A HREF="../../weka/filters/Filter.html#bufferInput(weka.core.Instance)">bufferInput</A>, <A HREF="../../weka/filters/Filter.html#copyStringValues(weka.core.Instance, boolean, weka.core.Instances, weka.core.Instances)">copyStringValues</A>, <A HREF="../../weka/filters/Filter.html#copyStringValues(weka.core.Instance, boolean, weka.core.Instances, int[], weka.core.Instances, int[])">copyStringValues</A>, <A HREF="../../weka/filters/Filter.html#filterFile(weka.filters.Filter, java.lang.String[])">filterFile</A>, <A HREF="../../weka/filters/Filter.html#flushInput()">flushInput</A>, <A HREF="../../weka/filters/Filter.html#getInputFormat()">getInputFormat</A>, <A HREF="../../weka/filters/Filter.html#getInputStringIndex()">getInputStringIndex</A>, <A HREF="../../weka/filters/Filter.html#getOutputFormat()">getOutputFormat</A>, <A HREF="../../weka/filters/Filter.html#getOutputStringIndex()">getOutputStringIndex</A>, <A HREF="../../weka/filters/Filter.html#getStringIndices(weka.core.Instances)">getStringIndices</A>, <A HREF="../../weka/filters/Filter.html#inputFormat(weka.core.Instances)">inputFormat</A>, <A HREF="../../weka/filters/Filter.html#isOutputFormatDefined()">isOutputFormatDefined</A>, <A HREF="../../weka/filters/Filter.html#numPendingOutput()">numPendingOutput</A>, <A HREF="../../weka/filters/Filter.html#output()">output</A>, <A HREF="../../weka/filters/Filter.html#outputFormat()">outputFormat</A>, <A HREF="../../weka/filters/Filter.html#outputFormatPeek()">outputFormatPeek</A>, <A HREF="../../weka/filters/Filter.html#outputPeek()">outputPeek</A>, <A HREF="../../weka/filters/Filter.html#push(weka.core.Instance)">push</A>, <A HREF="../../weka/filters/Filter.html#resetQueue()">resetQueue</A>, <A HREF="../../weka/filters/Filter.html#setOutputFormat(weka.core.Instances)">setOutputFormat</A>, <A HREF="../../weka/filters/Filter.html#useFilter(weka.core.Instances, weka.filters.Filter)">useFilter</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class java.lang.Object</B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TD></TR></TABLE><A NAME="NumericTransformFilter()"><!-- --></A><H3>NumericTransformFilter</H3><PRE>public <B>NumericTransformFilter</B>()</PRE><DL><DD>Default constructor -- sets the default transform method to java.lang.Math.abs().</DL><!-- ============ METHOD DETAIL ========== -->⌨️ 快捷键说明
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