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<searchComponent name="clustering"
enable="${solr.clustering.enabled:true}"
class="solr.clustering.ClusteringComponent" >
<lst name="engine">
<str name="name">default</str>
<str name="carrot.algorithm">org.carrot2.clustering.lingo.LingoClusteringAlgorithm</str>
<str name="LingoClusteringAlgorithm.desiredClusterCountBase">30</str><!--2~100-->
<str name="LingoClusteringAlgorithm.clusterMergingThreshold">0.70</str><!--0~1-->
<str name="LingoClusteringAlgorithm.scoreWeight">0</str><!--0~1-->
<str name="LingoClusteringAlgorithm.labelAssigner">org.carrot2.clustering.lingo.SimpleLabelAssigner</str><!--org.carrot2.clustering.lingo.UniqueLabelAssigner -->
<str name="LingoClusteringAlgorithm.phraseLabelBoost">1.5</str><!--0~10-->
<str name="LingoClusteringAlgorithm.phraseLengthPenaltyStart">8</str><!--2~8-->
<str name="LingoClusteringAlgorithm.phraseLengthPenaltyStop">8</str><!--2~8-->
<str name="TermDocumentMatrixReducer.factorizationQuality">HIGH</str><!--LOW,MEDIUM,HIGH-->
<!--
org.carrot2.matrix.factorization.PartialSingularValueDecompositionFactory
org.carrot2.matrix.factorization.NonnegativeMatrixFactorizationEDFactory
org.carrot2.matrix.factorization.NonnegativeMatrixFactorizationKLFactory
org.carrot2.matrix.factorization.LocalNonnegativeMatrixFactorizationFactory
org.carrot2.matrix.factorization.KMeansMatrixFactorizationFactory
-->
<str name="TermDocumentMatrixReducer.factorizationFactory">org.carrot2.matrix.factorization.NonnegativeMatrixFactorizationEDFactory</str>
<str name="TermDocumentMatrixBuilder.maximumMatrixSize">37500</str><!--MinValue5000-->
<str name="TermDocumentMatrixBuilder.titleWordsBoost">2.0</str><!--2~10-->
<str name="TermDocumentMatrixBuilder.maxWordDf">0.9</str><!--0~1-->
<!--org.carrot2.text.vsm.LogTfIdfTermWeighting,org.carrot2.text.vsm.LinearTfIdfTermWeighting-->
<str name="TermDocumentMatrixBuilder.termWeighting">org.carrot2.text.vsm.TfTermWeighting</str>
<str name="MultilingualClustering.defaultLanguage">CHINESE_SIMPLIFIED</str>
<str name="MultilingualClustering.languageAggregationStrategy">org.carrot2.text.clustering.MultilingualClustering.LanguageAggregationStrategy.FLATTEN_MAJOR_LANGUAGE </str><!--FLATTEN_ALL,FLATTEN_NONE-->
<str name="GenitiveLabelFilter.enabled">true</str>
<str name="StopWordLabelFilter.enabled">true</str>
<str name="NumericLabelFilter.enabled">true</str>
<str name="QueryLabelFilter.enabled">true</str>
<str name="MinLengthLabelFilter.enabled">true</str>
<str name="StopLabelFilter.enabled">true</str>
<str name="CompleteLabelFilter.enabled">true</str>
<str name="CompleteLabelFilter.labelOverrideThreshold">0.65</str><!--0~1-->
<str name="DocumentAssigner.exactPhraseAssignment">false</str>
<str name="DocumentAssigner.minClusterSize">2</str><!--1~100-->
<str name="merge-resources">true</str>
<str name="CaseNormalizer.dfThreshold">1</str><!--1~100-->
<str name="PhraseExtractor.dfThreshold">1</str><!--1~100-->
<str name="carrot.lexicalResourcesDir">clustering/carrot2</str>
<str name="SolrDocumentSource.solrIdFieldName">id</str>
</lst>
</searchComponent>
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