normalize.html

数据挖掘的最常用工具。由于开源

<DD><CODE>java.lang.Exception</CODE> - if an error occurs
<DD><CODE>java.lang.IllegalStateException</CODE> - if no input structure has been defined</DL>
</DD>
</DL>
<HR>

<A NAME="toSource(java.lang.String, weka.core.Instances)"><!-- --></A><H3>
toSource</H3>
<PRE>
public java.lang.String <B>toSource</B>(java.lang.String&nbsp;className,
                                 <A HREF="../../../../weka/core/Instances.html" title="class in weka.core">Instances</A>&nbsp;data)
                          throws java.lang.Exception</PRE>
<DL>
<DD>Returns a string that describes the filter as source. The
 filter will be contained in a class with the given name (there may
 be auxiliary classes),
 and will contain two methods with these signatures:
 <pre><code>
 // converts one row
 public static Object[] filter(Object[] i);
 // converts a full dataset (first dimension is row index)
 public static Object[][] filter(Object[][] i);
 </code></pre>
 where the array <code>i</code> contains elements that are either
 Double, String, with missing values represented as null. The generated
 code is public domain and comes with no warranty.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/filters/Sourcable.html#toSource(java.lang.String, weka.core.Instances)">toSource</A></CODE> in interface <CODE><A HREF="../../../../weka/filters/Sourcable.html" title="interface in weka.filters">Sourcable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name that should be given to the source class.<DD><CODE>data</CODE> - the dataset used for initializing the filter
<DT><B>Returns:</B><DD>the object source described by a string
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if the source can't be computed</DL>
</DD>
</DL>
<HR>

<A NAME="getMinArray()"><!-- --></A><H3>
getMinArray</H3>
<PRE>
public double[] <B>getMinArray</B>()</PRE>
<DL>
<DD>Returns the calculated minimum values for the attributes in the data.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the array with the minimum values</DL>
</DD>
</DL>
<HR>

<A NAME="getMaxArray()"><!-- --></A><H3>
getMaxArray</H3>
<PRE>
public double[] <B>getMaxArray</B>()</PRE>
<DL>
<DD>Returns the calculated maximum values for the attributes in the data.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the array with the maximum values</DL>
</DD>
</DL>
<HR>

<A NAME="scaleTipText()"><!-- --></A><H3>
scaleTipText</H3>
<PRE>
public java.lang.String <B>scaleTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>tip text for this property suitable for
                        displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="getScale()"><!-- --></A><H3>
getScale</H3>
<PRE>
public double <B>getScale</B>()</PRE>
<DL>
<DD>Get the scaling factor.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the factor</DL>
</DD>
</DL>
<HR>

<A NAME="setScale(double)"><!-- --></A><H3>
setScale</H3>
<PRE>
public void <B>setScale</B>(double&nbsp;value)</PRE>
<DL>
<DD>Sets the scaling factor.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - the scaling factor</DL>
</DD>
</DL>
<HR>

<A NAME="translationTipText()"><!-- --></A><H3>
translationTipText</H3>
<PRE>
public java.lang.String <B>translationTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>tip text for this property suitable for
                        displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="getTranslation()"><!-- --></A><H3>
getTranslation</H3>
<PRE>
public double <B>getTranslation</B>()</PRE>
<DL>
<DD>Get the translation.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the translation</DL>
</DD>
</DL>
<HR>

<A NAME="setTranslation(double)"><!-- --></A><H3>
setTranslation</H3>
<PRE>
public void <B>setTranslation</B>(double&nbsp;value)</PRE>
<DL>
<DD>Sets the translation.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - the translation</DL>
</DD>
</DL>
<HR>

<A NAME="getRevision()"><!-- --></A><H3>
getRevision</H3>
<PRE>
public java.lang.String <B>getRevision</B>()</PRE>
<DL>
<DD>Returns the revision string.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/RevisionHandler.html#getRevision()">getRevision</A></CODE> in interface <CODE><A HREF="../../../../weka/core/RevisionHandler.html" title="interface in weka.core">RevisionHandler</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the revision</DL>
</DD>
</DL>
<HR>

<A NAME="main(java.lang.String[])"><!-- --></A><H3>
main</H3>
<PRE>
public static void <B>main</B>(java.lang.String[]&nbsp;args)</PRE>
<DL>
<DD>Main method for running this filter.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>args</CODE> - should contain arguments to the filter, use -h for help</DL>
</DD>
</DL>
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