frequentitemset.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>FrequentItemSet (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.operator.learner.associations.FrequentItemSet class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="FrequentItemSet (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 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Implemented Interfaces:</B> <DD>java.lang.Cloneable, java.lang.Comparable<<A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html" title="class in com.rapidminer.operator.learner.associations">FrequentItemSet</A>></DD></DL><HR><DL><DT><PRE>public class <B>FrequentItemSet</B><DT>extends java.lang.Object<DT>implements java.lang.Comparable<<A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html" title="class in com.rapidminer.operator.learner.associations">FrequentItemSet</A>>, java.lang.Cloneable</DL></PRE><P>A frequent item set contains a set of frequent <A HREF="../../../../../com/rapidminer/operator/learner/associations/Item.html" title="interface in com.rapidminer.operator.learner.associations"><CODE>Item</CODE></A>s.<P><P><DL><DT><B>Version:</B></DT> <DD>$Id: FrequentItemSet.java,v 1.6 2008/05/09 19:23:21 ingomierswa Exp $</DD><DT><B>Author:</B></DT> <DD>Sebastian Land, Ingo Mierswa</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/operator/learner/associations/FrequentItemSet.html#FrequentItemSet()">FrequentItemSet</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html#FrequentItemSet(java.util.ArrayList, int)">FrequentItemSet</A></B>(java.util.ArrayList<<A HREF="../../../../../com/rapidminer/operator/learner/associations/Item.html" title="interface in com.rapidminer.operator.learner.associations">Item</A>> items, int frequency)</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> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html#addItem(com.rapidminer.operator.learner.associations.Item, int)">addItem</A></B>(<A HREF="../../../../../com/rapidminer/operator/learner/associations/Item.html" title="interface in com.rapidminer.operator.learner.associations">Item</A> item, int frequency)</CODE><BR> </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/operator/learner/associations/FrequentItemSet.html#clone()">clone</A></B>()</CODE><BR> </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/operator/learner/associations/FrequentItemSet.html#compareTo(com.rapidminer.operator.learner.associations.FrequentItemSet)">compareTo</A></B>(<A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html" title="class in com.rapidminer.operator.learner.associations">FrequentItemSet</A> o)</CODE><BR> This method compares FrequentItemSets.</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="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html#equals(java.lang.Object)">equals</A></B>(java.lang.Object o)</CODE><BR> this method returns true if the frequent Items set are equal in size and items.</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/operator/learner/associations/FrequentItemSet.html#getFrequency()">getFrequency</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../../com/rapidminer/operator/learner/associations/Item.html" title="interface in com.rapidminer.operator.learner.associations">Item</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html#getItem(int)">getItem</A></B>(int index)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.Collection<<A HREF="../../../../../com/rapidminer/operator/learner/associations/Item.html" title="interface in com.rapidminer.operator.learner.associations">Item</A>></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../com/rapidminer/operator/learner/associations/FrequentItemSet.html#getItems()">getItems</A></B>()</CODE><BR> </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/operator/learner/associations/FrequentItemSet.html#getItemsAsString()">getItemsAsString</A></B>()</CODE><BR> This method returns a representation of the items</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/operator/learner/associations/FrequentItemSet.html#getNumberOfItems()">getNumberOfItems</A></B>()</CODE><BR> </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/operator/learner/associations/FrequentItemSet.html#hashCode()">hashCode</A></B>()</CODE><BR> </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/operator/learner/associations/FrequentItemSet.html#toString()">toString</A></B>()</CODE><BR> This method should return a proper String representation of this frequent Item Set</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>finalize, getClass, notify, notifyAll, wait, wait, wait</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>⌨️ 快捷键说明
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