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 <div class="subTitle">org.apache.mahout.clustering</div>
 <h2 title="Class AbstractCluster" class="title">Class AbstractCluster</h2>
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 <pre>public abstract class <span class="typeNameLabel">AbstractCluster</span>
 extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
 implements <a href="../../../../org/apache/mahout/clustering/Cluster.html" title="interface in org.apache.mahout.clustering">Cluster</a></pre>
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 <code><a href="../../../../org/apache/mahout/common/parameters/Parametered.ParameteredGeneralizations.html" title="class in org.apache.mahout.common.parameters">Parametered.ParameteredGeneralizations</a></code></li>
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 <code><a href="../../../../org/apache/mahout/clustering/Cluster.html#CLUSTERS_DIR">CLUSTERS_DIR</a>, <a href="../../../../org/apache/mahout/clustering/Cluster.html#FINAL_ITERATION_SUFFIX">FINAL_ITERATION_SUFFIX</a>, <a href="../../../../org/apache/mahout/clustering/Cluster.html#INITIAL_CLUSTERS_DIR">INITIAL_CLUSTERS_DIR</a></code></li>
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 <th class="colFirst" scope="col">Modifier</th>
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 <td class="colFirst"><code>protected </code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#AbstractCluster--">AbstractCluster</a></span>()</code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected </code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#AbstractCluster-org.apache.mahout.math.Vector-int-">AbstractCluster</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;point,
                int&nbsp;id2)</code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected </code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#AbstractCluster-org.apache.mahout.math.Vector-org.apache.mahout.math.Vector-int-">AbstractCluster</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;center2,
                <a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;radius2,
                int&nbsp;id2)</code>&nbsp;</td>
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 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#asFormatString-java.lang.String:A-">asFormatString</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;bindings)</code>
 <div class="block">Produce a custom, human-friendly, printable representation of the Cluster.</div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#asJson-java.lang.String:A-">asJson</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;bindings)</code>
 <div class="block">Produce a JSON representation of the Cluster.</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code><a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#computeCentroid--">computeCentroid</a></span>()</code>
 <div class="block">Compute the centroid by averaging the pointTotals</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#computeParameters--">computeParameters</a></span>()</code>
 <div class="block">Compute a new set of posterior parameters based upon the Observations that
  have been observed since my creation</div>
 </td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#configure-org.apache.hadoop.conf.Configuration-">configure</a></span>(org.apache.hadoop.conf.Configuration&nbsp;job)</code>&nbsp;</td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#createParameters-java.lang.String-org.apache.hadoop.conf.Configuration-">createParameters</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefix,
                 org.apache.hadoop.conf.Configuration&nbsp;jobConf)</code>
 <div class="block">EXPERT: consumers should never have to call this method.</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#formatVector-org.apache.mahout.math.Vector-java.lang.String:A-">formatVector</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;v,
             <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;bindings)</code>
 <div class="block">Return a human-readable formatted string representation of the vector, not
  intended to be complete nor usable as an input/output representation</div>
 </td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#formatVectorAsJson-org.apache.mahout.math.Vector-java.lang.String:A-">formatVectorAsJson</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;v,
                   <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;bindings)</code>
 <div class="block">Create a List of HashMaps containing vector terms and weights</div>
 </td>
 </tr>
 <tr id="i8" class="altColor">
 <td class="colFirst"><code><a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getCenter--">getCenter</a></span>()</code>
 <div class="block">Get the "center" of the Cluster as a Vector</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getId--">getId</a></span>()</code>
 <div class="block">Get the id of the Cluster</div>
 </td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code>abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getIdentifier--">getIdentifier</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getNumObservations--">getNumObservations</a></span>()</code>
 <div class="block">Return the number of observations that this model has seen since its
  parameters were last computed</div>
 </td>
 </tr>
 <tr id="i12" class="altColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="../../../../org/apache/mahout/common/parameters/Parameter.html" title="interface in org.apache.mahout.common.parameters">Parameter</a>&lt;?&gt;&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getParameters--">getParameters</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code><a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getRadius--">getRadius</a></span>()</code>
 <div class="block">Get the "radius" of the Cluster as a Vector.</div>
 </td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>protected double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getS0--">getS0</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i15" class="rowColor">
 <td class="colFirst"><code>protected <a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getS1--">getS1</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i16" class="altColor">
 <td class="colFirst"><code>protected <a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getS2--">getS2</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i17" class="rowColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#getTotalObservations--">getTotalObservations</a></span>()</code>
 <div class="block">Return the number of observations that this model has seen over its
  lifetime</div>
 </td>
 </tr>
 <tr id="i18" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#isConverged--">isConverged</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i19" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#observe-org.apache.mahout.clustering.Model-">observe</a></span>(<a href="../../../../org/apache/mahout/clustering/Model.html" title="interface in org.apache.mahout.clustering">Model</a>&lt;<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/VectorWritable.html?is-external=true" title="class or interface in org.apache.mahout.math">VectorWritable</a>&gt;&nbsp;x)</code>
 <div class="block">Observe the given model, retaining information about its observations</div>
 </td>
 </tr>
 <tr id="i20" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#observe-org.apache.mahout.math.Vector-">observe</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;x)</code>&nbsp;</td>
 </tr>
 <tr id="i21" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#observe-org.apache.mahout.math.Vector-double-">observe</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/Vector.html?is-external=true" title="class or interface in org.apache.mahout.math">Vector</a>&nbsp;x,
        double&nbsp;weight)</code>&nbsp;</td>
 </tr>
 <tr id="i22" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/clustering/AbstractCluster.html#observe-org.apache.mahout.math.VectorWritable-">observe</a></span>(<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/VectorWritable.html?is-external=true" title="class or interface in org.apache.mahout.math">VectorWritable</a>&nbsp;x)</code>
 <div class="block">Observe the given observation, retaining information about it</div>
 </td>
 </tr>
 <tr id="i23" class="rowColor">
 <td class="colFirst"><code>void</code></td>
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 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../org/apache/mahout/clustering/Model.html#observe-org.apache.mahout.clustering.Model-">Model</a></code></span></div>
 <div class="block">Observe the given model, retaining information about its observations</div>
 <dl>
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 <dd><code><a href="../../../../org/apache/mahout/clustering/Model.html#observe-org.apache.mahout.clustering.Model-">observe</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../org/apache/mahout/clustering/Model.html" title="interface in org.apache.mahout.clustering">Model</a>&lt;<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/VectorWritable.html?is-external=true" title="class or interface in org.apache.mahout.math">VectorWritable</a>&gt;</code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>x</code> - a Model<0></dd>
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 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../org/apache/mahout/clustering/Model.html#observe-O-">Model</a></code></span></div>
 <div class="block">Observe the given observation, retaining information about it</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code><a href="../../../../org/apache/mahout/clustering/Model.html#observe-O-">observe</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../org/apache/mahout/clustering/Model.html" title="interface in org.apache.mahout.clustering">Model</a>&lt;<a href="http://mahout.apache.org/mahout-math/apidocs/org/apache/mahout/math/VectorWritable.html?is-external=true" title="class or interface in org.apache.mahout.math">VectorWritable</a>&gt;</code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>x</code> - an Observation from the posterior</dd>
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 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../org/apache/mahout/clustering/Model.html#observe-O-double-">Model</a></code></span></div>
 <div class="block">Observe the given observation, retaining information about it</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
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 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>x</code> - an Observation from the posterior</dd>
 <dd><code>weight</code> - a double weighting factor</dd>
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 <dt><span class="paramLabel">Parameters:</span></dt>
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           Vector/s of this implementation.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>bindings</code> - an optional String[] containing labels used to format the primary
           Vector/s of this implementation.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a Map</dd>
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 <div class="block">Return a human-readable formatted string representation of the vector, not
  intended to be complete nor usable as an input/output representation</div>
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 <div class="block">Create a List of HashMaps containing vector terms and weights</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>List<Object></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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 <dt><span class="returnLabel">Returns:</span></dt>
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