📄 database.html
字号:
<!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_10) on Fri Jan 26 16:34:47 NZDT 2007 --><TITLE>Database</TITLE><META NAME="keywords" CONTENT="weka.clusterers.forOPTICSAndDBScan.Databases.Database interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Database";}</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="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> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="http://www.cs.waikato.ac.nz/ml/weka/" target="_blank"><FONT CLASS="NavBarFont1"><B>Weka's home</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"> PREV CLASS <A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/SequentialDatabase.html" title="class in weka.clusterers.forOPTICSAndDBScan.Databases"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?weka/clusterers/forOPTICSAndDBScan/Databases/Database.html" target="_top"><B>FRAMES</B></A> <A HREF="Database.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 | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <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">weka.clusterers.forOPTICSAndDBScan.Databases</FONT><BR>Interface Database</H2><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/SequentialDatabase.html" title="class in weka.clusterers.forOPTICSAndDBScan.Databases">SequentialDatabase</A></DD></DL><HR><DL><DT><PRE>public interface <B>Database</B></DL></PRE><P><p> Database.java <br/> Authors: Rainer Holzmann, Zhanna Melnikova-Albrecht, Matthias Schubert <br/> Date: Aug 20, 2004 <br/> Time: 1:03:43 PM <br/> $ Revision 1.4 $ <br/> </p><P><P><DL><DT><B>Version:</B></DT> <DD>$Revision: 1.2 $</DD><DT><B>Author:</B></DT> <DD>Matthias Schubert (schubert@dbs.ifi.lmu.de), Zhanna Melnikova-Albrecht (melnikov@cip.ifi.lmu.de), Rainer Holzmann (holzmann@cip.ifi.lmu.de)</DD></DL><HR><P><!-- ========== 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> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#contains(weka.clusterers.forOPTICSAndDBScan.DataObjects.DataObject)">contains</A></B>(<A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> dataObject_Query)</CODE><BR> Tests if the database contains the dataObject_Query</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.List</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#coreDistance(int, double, weka.clusterers.forOPTICSAndDBScan.DataObjects.DataObject)">coreDistance</A></B>(int minPoints, double epsilon, <A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> dataObject)</CODE><BR> Calculates the coreDistance for the specified DataObject.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.Iterator</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#dataObjectIterator()">dataObjectIterator</A></B>()</CODE><BR> Returns an iterator over all the dataObjects in the database</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.List</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#epsilonRangeQuery(double, weka.clusterers.forOPTICSAndDBScan.DataObjects.DataObject)">epsilonRangeQuery</A></B>(double epsilon, <A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> queryDataObject)</CODE><BR> Performs an epsilon range query for this dataObject</TD></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="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#getAttributeMaxValues()">getAttributeMaxValues</A></B>()</CODE><BR> Returns the array of maximum-values for each attribute</TD></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="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#getAttributeMinValues()">getAttributeMinValues</A></B>()</CODE><BR> Returns the array of minimum-values for each attribute</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#getDataObject(java.lang.String)">getDataObject</A></B>(java.lang.String key)</CODE><BR> Select a dataObject from the database</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/core/Instances.html" title="class in weka.core">Instances</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#getInstances()">getInstances</A></B>()</CODE><BR> Returns the original instances delivered from WEKA</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/clusterers/forOPTICSAndDBScan/Databases/Database.html#insert(weka.clusterers.forOPTICSAndDBScan.DataObjects.DataObject)">insert</A></B>(<A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> dataObject)</CODE><BR> Inserts a new dataObject into the database</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.List</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#k_nextNeighbourQuery(int, double, weka.clusterers.forOPTICSAndDBScan.DataObjects.DataObject)">k_nextNeighbourQuery</A></B>(int k, double epsilon, <A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> dataObject)</CODE><BR> Emits the k next-neighbours and performs an epsilon-range-query at the parallel.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.Iterator</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#keyIterator()">keyIterator</A></B>()</CODE><BR> Returns an iterator over all the keys</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/clusterers/forOPTICSAndDBScan/Databases/Database.html#setMinMaxValues()">setMinMaxValues</A></B>()</CODE><BR> Sets the minimum and maximum values for each attribute in different arrays by walking through every DataObject of the database</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="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html#size()">size</A></B>()</CODE><BR> Returns the size of the database (the number of dataObjects in the database)</TD></TR></TABLE> <P><!-- ============ 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="getDataObject(java.lang.String)"><!-- --></A><H3>getDataObject</H3><PRE><A HREF="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> <B>getDataObject</B>(java.lang.String key)</PRE>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -