📄 dbscan.html
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<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/clusterers/DBScan.html#minPointsTipText()">minPointsTipText</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> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/clusterers/DBScan.html#numberOfClusters()">numberOfClusters</A></B>()</CODE><BR> Returns the number of clusters.</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/DBScan.html#setDatabase_distanceType(java.lang.String)">setDatabase_distanceType</A></B>(java.lang.String database_distanceType)</CODE><BR> Sets a new distance-type</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/DBScan.html#setDatabase_Type(java.lang.String)">setDatabase_Type</A></B>(java.lang.String database_Type)</CODE><BR> Sets a new database-type</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/DBScan.html#setEpsilon(double)">setEpsilon</A></B>(double epsilon)</CODE><BR> Sets a new value for epsilon</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/DBScan.html#setMinPoints(int)">setMinPoints</A></B>(int minPoints)</CODE><BR> Sets a new value for minPoints</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/DBScan.html#setOptions(java.lang.String[])">setOptions</A></B>(java.lang.String[] options)</CODE><BR> Sets the OptionHandler's options using the given list.</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/clusterers/DBScan.html#toString()">toString</A></B>()</CODE><BR> Returns a description of the clusterer</TD></TR></TABLE> <A NAME="methods_inherited_from_class_weka.clusterers.Clusterer"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class weka.clusterers.<A HREF="../../weka/clusterers/Clusterer.html" title="class in weka.clusterers">Clusterer</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../weka/clusterers/Clusterer.html#distributionForInstance(weka.core.Instance)">distributionForInstance</A>, <A HREF="../../weka/clusterers/Clusterer.html#forName(java.lang.String, java.lang.String[])">forName</A>, <A HREF="../../weka/clusterers/Clusterer.html#makeCopies(weka.clusterers.Clusterer, int)">makeCopies</A>, <A HREF="../../weka/clusterers/Clusterer.html#makeCopy(weka.clusterers.Clusterer)">makeCopy</A></CODE></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>equals, getClass, hashCode, 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></TR></TABLE><A NAME="DBScan()"><!-- --></A><H3>DBScan</H3><PRE>public <B>DBScan</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="getCapabilities()"><!-- --></A><H3>getCapabilities</H3><PRE>public <A HREF="../../weka/core/Capabilities.html" title="class in weka.core">Capabilities</A> <B>getCapabilities</B>()</PRE><DL><DD>Returns default capabilities of the clusterer.<P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/core/CapabilitiesHandler.html#getCapabilities()">getCapabilities</A></CODE> in interface <CODE><A HREF="../../weka/core/CapabilitiesHandler.html" title="interface in weka.core">CapabilitiesHandler</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/clusterers/Clusterer.html#getCapabilities()">getCapabilities</A></CODE> in class <CODE><A HREF="../../weka/clusterers/Clusterer.html" title="class in weka.clusterers">Clusterer</A></CODE></DL></DD><DD><DL><DT><B>Returns:</B><DD>the capabilities of this clusterer<DT><B>See Also:</B><DD><A HREF="../../weka/core/Capabilities.html" title="class in weka.core"><CODE>Capabilities</CODE></A></DL></DD></DL><HR><A NAME="buildClusterer(weka.core.Instances)"><!-- --></A><H3>buildClusterer</H3><PRE>public void <B>buildClusterer</B>(<A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A> instances) throws java.lang.Exception</PRE><DL><DD>Generate Clustering via DBScan<P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/clusterers/Clusterer.html#buildClusterer(weka.core.Instances)">buildClusterer</A></CODE> in class <CODE><A HREF="../../weka/clusterers/Clusterer.html" title="class in weka.clusterers">Clusterer</A></CODE></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>instances</CODE> - The instances that need to be clustered<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - If clustering was not successful</DL></DD></DL><HR><A NAME="clusterInstance(weka.core.Instance)"><!-- --></A><H3>clusterInstance</H3><PRE>public int <B>clusterInstance</B>(<A HREF="../../weka/core/Instance.html" title="class in weka.core">Instance</A> instance) throws java.lang.Exception</PRE><DL><DD>Classifies a given instance.<P><DD><DL><DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/clusterers/Clusterer.html#clusterInstance(weka.core.Instance)">clusterInstance</A></CODE> in class <CODE><A HREF="../../weka/clusterers/Clusterer.html" title="class in weka.clusterers">Clusterer</A></CODE></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>instance</CODE> - The instance to be assigned to a cluster<DT><B>Returns:</B><DD>int The number of the assigned cluster as an integer<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - If instance could not be clustered successfully</DL></DD></DL><HR><A NAME="numberOfClusters()"><!-- --></A><H3>numberOfClusters</H3><PRE>public int <B>numberOfClusters</B>() throws java.lang.Exception</PRE><DL><DD>Returns the number of clusters.<P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/clusterers/Clusterer.html#numberOfClusters()">numberOfClusters</A></CODE> in class <CODE><A HREF="../../weka/clusterers/Clusterer.html" title="class in weka.clusterers">Clusterer</A></CODE></DL></DD><DD><DL><DT><B>Returns:</B><DD>int The number of clusters generated for a training dataset.<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if number of clusters could not be returned successfully</DL></DD></DL><HR><A NAME="listOptions()"><!-- --></A><H3>listOptions</H3><PRE>public java.util.Enumeration <B>listOptions</B>()</PRE><DL><DD>Returns an enumeration of all the available options..<P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/core/OptionHandler.html#listOptions()">listOptions</A></CODE> in interface <CODE><A HREF="../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A></CODE></DL></DD><DD><DL><DT><B>Returns:</B><DD>Enumeration An enumeration of all available options.</DL></DD></DL><HR><A NAME="setOptions(java.lang.String[])"><!-- --></A><H3>setOptions</H3><PRE>public void <B>setOptions</B>(java.lang.String[] options) throws java.lang.Exception</PRE><DL><DD>Sets the OptionHandler's options using the given list. All options will be set (or reset) during this call (i.e. incremental setting of options is not possible). <p/> <!-- options-start --> Valid options are: <p/> <pre> -E <double> epsilon (default = 0.9)</pre> <pre> -M <int> minPoints (default = 6)</pre> <pre> -I <String> index (database) used for DBScan (default = weka.clusterers.forOPTICSAndDBScan.Databases.SequentialDatabase)</pre> <pre> -D <String> distance-type (default = weka.clusterers.forOPTICSAndDBScan.DataObjects.EuclidianDataObject)</pre> <!-- options-end --><P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/core/OptionHandler.html#setOptions(java.lang.String[])">setOptions</A></CODE> in interface <CODE><A HREF="../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A></CODE></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>options</CODE> - The list of options as an array of strings<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - If an option is not supported</DL></DD></DL><HR><A NAME="getOptions()"><!-- --></A><H3>getOptions</H3><PRE>public java.lang.String[] <B>getOptions</B>()</PRE><DL><DD>Gets the current option settings for the OptionHandler.<P><DD><DL><DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/core/OptionHandler.html#getOptions()">getOptions</A></CODE> in interface <CODE><A HREF="../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A></CODE></DL></DD><DD><DL><DT><B>Returns:</B><DD>String[] The list of current option settings as an array of strings</DL></DD></DL><HR><A NAME="databaseForName(java.lang.String, weka.core.Instances)"><!-- --></A><H3>databaseForName</H3><PRE>public <A HREF="../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html" title="interface in weka.clusterers.forOPTICSAndDBScan.Databases">Database</A> <B>databaseForName</B>(java.lang.String database_Type, <A HREF="../../weka/core/Instances.html" title="class in weka.core">Instances</A> instances)</PRE><DL><DD>Returns a new Class-Instance of the specified database<P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>database_Type</CODE> - String of the specified database<DD><CODE>instances</CODE> - Instances that were delivered from WEKA<DT><B>Returns:</B><DD>Database New constructed Database</DL></DD></DL><HR><A NAME="dataObjectForName(java.lang.String, weka.core.Instance, java.lang.String, weka.clusterers.forOPTICSAndDBScan.Databases.Database)"><!-- --></A><H3>dataObjectForName</H3><PRE>public <A HREF="../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</A> <B>dataObjectForName</B>(java.lang.String database_distanceType, <A HREF="../../weka/core/Instance.html" title="class in weka.core">Instance</A> instance, java.lang.String key, <A HREF="../../weka/clusterers/forOPTICSAndDBScan/Databases/Database.html" title="interface in weka.clusterers.forOPTICSAndDBScan.Databases">Database</A> database)</PRE><DL><DD>Returns a new Class-Instance of the specified database<P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>database_distanceType</CODE> - String of the specified distance-type<DD><CODE>instance</CODE> - The original instance that needs to hold by this DataObject<DD><CODE>key</CODE> - Key for this DataObject<DD><CODE>database</CODE> - Link to the database<DT><B>Returns:</B><DD>DataObject New constructed DataObject</DL></DD></DL><HR><A NAME="setMinPoints(int)"><!-- --></A><H3>setMinPoints</H3><PRE>public void <B>setMinPoints</B>(int minPoints)</PRE><DL><DD>Sets a new value for minPoints<P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>minPoints</CODE> - MinPoints</DL></DD></DL><HR><A NAME="setEpsilon(double)"><!-- --></A><H3>setEpsilon</H3>⌨️ 快捷键说明
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