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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 01:36:51 CEST 2008 --><TITLE>AbstractAggregationFunction (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.tools.math.function.AbstractAggregationFunction class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="AbstractAggregationFunction (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 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<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 | FIELD | <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><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">com.rapidminer.tools.math.function</FONT><BR>Class AbstractAggregationFunction</H2><PRE>java.lang.Object <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><B>com.rapidminer.tools.math.function.AbstractAggregationFunction</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html" title="interface in com.rapidminer.tools.math.function">AggregationFunction</A></DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../../com/rapidminer/tools/math/function/AverageFunction.html" title="class in com.rapidminer.tools.math.function">AverageFunction</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/CountFunction.html" title="class in com.rapidminer.tools.math.function">CountFunction</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/MaxFunction.html" title="class in com.rapidminer.tools.math.function">MaxFunction</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/MinFunction.html" title="class in com.rapidminer.tools.math.function">MinFunction</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/SumFunction.html" title="class in com.rapidminer.tools.math.function">SumFunction</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/VarianceFunction.html" title="class in com.rapidminer.tools.math.function">VarianceFunction</A></DD></DL><HR><DL><DT><PRE>public abstract class <B>AbstractAggregationFunction</B><DT>extends java.lang.Object<DT>implements <A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html" title="interface in com.rapidminer.tools.math.function">AggregationFunction</A></DL></PRE><P>Superclass for aggregation functions providing some generic functions.<P><P><DL><DT><B>Version:</B></DT> <DD>$Id: AbstractAggregationFunction.java,v 1.1 2008/06/13 13:39:43 tobiasmalbrecht Exp $</DD><DT><B>Author:</B></DT> <DD>Tobias Malbrecht</DD></DL><HR><P><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_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>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../../com/rapidminer/tools/math/function/AbstractAggregationFunction.html#AbstractAggregationFunction()">AbstractAggregationFunction</A></B>()</CODE><BR> </TD></TR></TABLE> <!-- ========== 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> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../com/rapidminer/tools/math/function/AbstractAggregationFunction.html#calculate(double[])">calculate</A></B>(double[] values)</CODE><BR> Resets the counters and computes the aggregation function solely based on the given values.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected abstract void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../com/rapidminer/tools/math/function/AbstractAggregationFunction.html#reset()">reset</A></B>()</CODE><BR> Reset the counters.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_com.rapidminer.tools.math.function.AggregationFunction"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from interface com.rapidminer.tools.math.function.<A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html" title="interface in com.rapidminer.tools.math.function">AggregationFunction</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html#getName()">getName</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html#getValue()">getValue</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html#supportsAttribute(com.rapidminer.example.Attribute)">supportsAttribute</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html#update(double)">update</A>, <A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html#update(double, double)">update</A></CODE></TD></TR></TABLE> <P><!-- ========= 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="AbstractAggregationFunction()"><!-- --></A><H3>AbstractAggregationFunction</H3><PRE>public <B>AbstractAggregationFunction</B>()</PRE><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="reset()"><!-- --></A><H3>reset</H3><PRE>protected abstract void <B>reset</B>()</PRE><DL><DD>Reset the counters.<P><DD><DL></DL></DD><DD><DL></DL></DD></DL><HR><A NAME="calculate(double[])"><!-- --></A><H3>calculate</H3><PRE>public double <B>calculate</B>(double[] values)</PRE><DL><DD>Resets the counters and computes the aggregation function solely based on the given values.<P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html#calculate(double[])">calculate</A></CODE> in interface <CODE><A HREF="../../../../../com/rapidminer/tools/math/function/AggregationFunction.html" title="interface in com.rapidminer.tools.math.function">AggregationFunction</A></CODE></DL></DD><DD><DL></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 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