## Hierarchy For All Packages

Package Hierarchies:
  org.apache.mahout.cf.taste.common, org.apache.mahout.cf.taste.eval, org.apache.mahout.cf.taste.hadoop, org.apache.mahout.cf.taste.hadoop.item, org.apache.mahout.cf.taste.hadoop.pseudo, org.apache.mahout.cf.taste.hadoop.similarity.item, org.apache.mahout.cf.taste.hadoop.slopeone, org.apache.mahout.cf.taste.impl.common, org.apache.mahout.cf.taste.impl.common.jdbc, org.apache.mahout.cf.taste.impl.eval, org.apache.mahout.cf.taste.impl.model, org.apache.mahout.cf.taste.impl.model.file, org.apache.mahout.cf.taste.impl.model.jdbc, org.apache.mahout.cf.taste.impl.neighborhood, org.apache.mahout.cf.taste.impl.recommender, org.apache.mahout.cf.taste.impl.recommender.knn, org.apache.mahout.cf.taste.impl.recommender.slopeone, org.apache.mahout.cf.taste.impl.recommender.slopeone.file, org.apache.mahout.cf.taste.impl.recommender.slopeone.jdbc, org.apache.mahout.cf.taste.impl.recommender.svd, org.apache.mahout.cf.taste.impl.similarity, org.apache.mahout.cf.taste.impl.similarity.file, org.apache.mahout.cf.taste.impl.similarity.jdbc, org.apache.mahout.cf.taste.impl.transforms, org.apache.mahout.cf.taste.model, org.apache.mahout.cf.taste.neighborhood, org.apache.mahout.cf.taste.recommender, org.apache.mahout.cf.taste.recommender.slopeone, org.apache.mahout.cf.taste.similarity, org.apache.mahout.cf.taste.transforms, org.apache.mahout.classifier, org.apache.mahout.classifier.bayes, org.apache.mahout.classifier.bayes.algorithm, org.apache.mahout.classifier.bayes.common, org.apache.mahout.classifier.bayes.datastore, org.apache.mahout.classifier.bayes.exceptions, org.apache.mahout.classifier.bayes.interfaces, org.apache.mahout.classifier.bayes.io, org.apache.mahout.classifier.bayes.mapreduce.bayes, org.apache.mahout.classifier.bayes.mapreduce.cbayes, org.apache.mahout.classifier.bayes.mapreduce.common, org.apache.mahout.classifier.bayes.model, org.apache.mahout.classifier.discriminative, org.apache.mahout.classifier.evaluation, org.apache.mahout.classifier.naivebayes, org.apache.mahout.classifier.naivebayes.trainer, org.apache.mahout.classifier.sequencelearning.hmm, org.apache.mahout.classifier.sgd, org.apache.mahout.clustering, org.apache.mahout.clustering.canopy, org.apache.mahout.clustering.dirichlet, org.apache.mahout.clustering.dirichlet.models, org.apache.mahout.clustering.fuzzykmeans, org.apache.mahout.clustering.kmeans, org.apache.mahout.clustering.lda, org.apache.mahout.clustering.meanshift, org.apache.mahout.clustering.minhash, org.apache.mahout.clustering.spectral.common, org.apache.mahout.clustering.spectral.eigencuts, org.apache.mahout.clustering.spectral.kmeans, org.apache.mahout.common, org.apache.mahout.common.cache, org.apache.mahout.common.commandline, org.apache.mahout.common.distance, org.apache.mahout.common.iterator, org.apache.mahout.common.nlp, org.apache.mahout.common.parameters, org.apache.mahout.df, org.apache.mahout.df.builder, org.apache.mahout.df.callback, org.apache.mahout.df.data, org.apache.mahout.df.data.conditions, org.apache.mahout.df.mapreduce, org.apache.mahout.df.mapreduce.inmem, org.apache.mahout.df.mapreduce.partial, org.apache.mahout.df.node, org.apache.mahout.df.ref, org.apache.mahout.df.split, org.apache.mahout.df.tools, org.apache.mahout.driver, org.apache.mahout.ep, org.apache.mahout.fpm.pfpgrowth, org.apache.mahout.fpm.pfpgrowth.convertors, org.apache.mahout.fpm.pfpgrowth.convertors.integer, org.apache.mahout.fpm.pfpgrowth.convertors.string, org.apache.mahout.fpm.pfpgrowth.fpgrowth, org.apache.mahout.ga.watchmaker, org.apache.mahout.math, org.apache.mahout.math.hadoop, org.apache.mahout.math.hadoop.decomposer, org.apache.mahout.math.hadoop.similarity, org.apache.mahout.math.hadoop.similarity.vector, org.apache.mahout.math.stats, org.apache.mahout.vectorizer, org.apache.mahout.vectorizer.collocations.llr, org.apache.mahout.vectorizer.common, org.apache.mahout.vectorizer.document, org.apache.mahout.vectorizer.encoders, org.apache.mahout.vectorizer.term, org.apache.mahout.vectorizer.tfidf

## Class Hierarchy

- java.lang.Object
  - org.apache.mahout.clustering.AbstractCluster (implements org.apache.mahout.clustering.Cluster)
    - org.apache.mahout.clustering.DistanceMeasureCluster
      - org.apache.mahout.clustering.canopy.Canopy
      - org.apache.mahout.clustering.kmeans.Cluster
        - org.apache.mahout.clustering.meanshift.MeanShiftCanopy
        - org.apache.mahout.clustering.fuzzykmeans.SoftCluster
    - org.apache.mahout.clustering.dirichlet.models.GaussianCluster
  - org.apache.mahout.cf.taste.impl.model.AbstractDataModel (implements org.apache.mahout.cf.taste.model.DataModel)
    - org.apache.mahout.cf.taste.impl.model.file.FileDataModel
    - org.apache.mahout.cf.taste.impl.model.GenericBooleanPrefDataModel
    - org.apache.mahout.cf.taste.impl.model.GenericDataModel
  - org.apache.mahout.math.hadoop.similarity.vector.AbstractDistributedVectorSimilarity (implements org.apache.mahout.math.hadoop.similarity.vector.DistributedVectorSimilarity)
    - org.apache.mahout.math.hadoop.similarity.vector.DistributedEuclideanDistanceVectorSimilarity
    - org.apache.mahout.math.hadoop.similarity.vector.DistributedLoglikelihoodVectorSimilarity
    - org.apache.mahout.math.hadoop.similarity.vector.DistributedPearsonCorrelationVectorSimilarity
    - org.apache.mahout.math.hadoop.similarity.vector.DistributedTanimotoCoefficientVectorSimilarity
    - org.apache.mahout.math.hadoop.similarity.vector.DistributedUncenteredCosineVectorSimilarity
    - org.apache.mahout.math.hadoop.similarity.vector.DistributedUncenteredZeroAssumingCosineVectorSimilarity
  - org.uncommons.watchmaker.framework.AbstractEvolutionEngine<T> (implements org.uncommons.watchmaker.framework.EvolutionEngine<T>)
    - org.apache.mahout.ga.watchmaker.STEvolutionEngine<T>
  - org.apache.mahout.cf.taste.impl.model.AbstractIDMigrator (implements org.apache.mahout.cf.taste.model.IDMigrator)
    - org.apache.mahout.cf.taste.impl.model.AbstractJDBCIDMigrator (implements org.apache.mahout.cf.taste.model.UpdatableIDMigrator)
      - org.apache.mahout.cf.taste.impl.model.MySQLJDBCIDMigrator
    - org.apache.mahout.cf.taste.impl.model.file.FileIDMigrator
    - org.apache.mahout.cf.taste.impl.model.MemoryIDMigrator (implements org.apache.mahout.cf.taste.model.UpdatableIDMigrator)
  - org.apache.mahout.cf.taste.impl.common.jdbc.AbstractJDBCComponent
    - org.apache.mahout.cf.taste.impl.model.jdbc.AbstractJDBCDataModel (implements org.apache.mahout.cf.taste.model.JDBCDataModel)
      - org.apache.mahout.cf.taste.impl.model.jdbc.AbstractBooleanPrefJDBCDataModel
        - org.apache.mahout.cf.taste.impl.model.jdbc.MySQLBooleanPrefJDBCDataModel
      - org.apache.mahout.cf.taste.impl.model.jdbc.GenericJDBCDataModel
      - org.apache.mahout.cf.taste.impl.model.jdbc.MySQLJDBCDataModel
    - org.apache.mahout.cf.taste.impl.recommender.slopeone.jdbc.AbstractJDBCDiffStorage (implements org.apache.mahout.cf.taste.recommender.slopeone.DiffStorage)
      - org.apache.mahout.cf.taste.impl.recommender.slopeone.jdbc.MySQLJDBCDiffStorage
    - org.apache.mahout.cf.taste.impl.similarity.jdbc.AbstractJDBCItemSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity)
      - org.apache.mahout.cf.taste.impl.similarity.jdbc.MySQLJDBCItemSimilarity
  - org.apache.mahout.cf.taste.impl.common.AbstractLongPrimitiveIterator (implements org.apache.mahout.cf.taste.impl.common.LongPrimitiveIterator)
    - org.apache.mahout.cf.taste.impl.common.SamplingLongPrimitiveIterator
  - org.apache.mahout.math.AbstractMatrix (implements org.apache.mahout.math.Matrix)
    - org.apache.mahout.math.DenseMatrix
      - org.apache.mahout.math.DenseMatrixWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.common.parameters.AbstractParameter<T> (implements org.apache.mahout.common.parameters.Parameter<T>)
    - org.apache.mahout.common.parameters.ClassParameter
    - org.apache.mahout.common.parameters.CompositeParameter<T>
    - org.apache.mahout.common.parameters.DoubleParameter
    - org.apache.mahout.common.parameters.FileParameter
    - org.apache.mahout.common.parameters.IntegerParameter
    - org.apache.mahout.common.parameters.PathParameter
    - org.apache.mahout.common.parameters.StringParameter
  - org.apache.mahout.cf.taste.impl.recommender.AbstractRecommender (implements org.apache.mahout.cf.taste.recommender.Recommender)
    - org.apache.mahout.cf.taste.impl.recommender.GenericItemBasedRecommender (implements org.apache.mahout.cf.taste.recommender.ItemBasedRecommender)
      - org.apache.mahout.cf.taste.impl.recommender.knn.KnnItemBasedRecommender
    - org.apache.mahout.cf.taste.impl.recommender.GenericUserBasedRecommender (implements org.apache.mahout.cf.taste.recommender.UserBasedRecommender)
      - org.apache.mahout.cf.taste.impl.recommender.GenericBooleanPrefUserBasedRecommender
    - org.apache.mahout.cf.taste.impl.recommender.ItemAverageRecommender
    - org.apache.mahout.cf.taste.impl.recommender.ItemUserAverageRecommender
    - org.apache.mahout.cf.taste.impl.recommender.RandomRecommender
    - org.apache.mahout.cf.taste.impl.recommender.slopeone.SlopeOneRecommender
    - org.apache.mahout.cf.taste.impl.recommender.svd.SVDRecommender
    - org.apache.mahout.cf.taste.impl.recommender.TreeClusteringRecommender (implements org.apache.mahout.cf.taste.recommender.ClusteringRecommender)
    - org.apache.mahout.cf.taste.impl.recommender.TreeClusteringRecommender2 (implements org.apache.mahout.cf.taste.recommender.ClusteringRecommender)
  - org.apache.mahout.math.AbstractVector (implements org.apache.mahout.math.Vector)
    - org.apache.mahout.math.DenseVector
      - org.apache.mahout.math.hadoop.decomposer.EigenVector
  - org.apache.mahout.classifier.AbstractVectorClassifier
    - org.apache.mahout.classifier.naivebayes.AbstractNaiveBayesClassifier
      - org.apache.mahout.classifier.naivebayes.ComplementaryNaiveBayesClassifier
      - org.apache.mahout.classifier.naivebayes.StandardNaiveBayesClassifier
    - org.apache.mahout.classifier.sgd.AbstractOnlineLogisticRegression (implements org.apache.mahout.classifier.OnlineLearner)
      - org.apache.mahout.classifier.sgd.OnlineLogisticRegression
    - org.apache.mahout.classifier.sgd.CrossFoldLearner (implements org.apache.mahout.classifier.OnlineLearner)
    - org.apache.mahout.clustering.VectorModelClassifier
  - org.apache.mahout.clustering.dirichlet.models.AbstractVectorModelDistribution (implements org.apache.mahout.clustering.ModelDistribution<O>)
    - org.apache.mahout.clustering.dirichlet.models.AsymmetricSampledNormalDistribution
    - org.apache.mahout.clustering.dirichlet.models.DistanceMeasureClusterDistribution
    - org.apache.mahout.clustering.dirichlet.models.GaussianClusterDistribution
    - org.apache.mahout.clustering.dirichlet.models.L1ModelDistribution
    - org.apache.mahout.clustering.dirichlet.models.NormalModelDistribution
      - org.apache.mahout.clustering.dirichlet.models.SampledNormalDistribution
  - org.apache.mahout.classifier.sgd.AdaptiveLogisticRegression (implements org.apache.mahout.classifier.OnlineLearner)
  - org.apache.mahout.classifier.sgd.AdaptiveLogisticRegression.TrainingExample
  - org.apache.mahout.classifier.sgd.AdaptiveLogisticRegression.Wrapper (implements org.apache.mahout.ep.Payload<T>)
  - org.apache.mahout.clustering.spectral.common.AffinityMatrixInputJob
  - org.apache.mahout.cf.taste.impl.recommender.AllUnknownItemsCandidateItemsStrategy (implements org.apache.mahout.cf.taste.recommender.CandidateItemsStrategy)
  - org.apache.lucene.analysis.Analyzer (implements java.io.Closeable)
    - org.apache.lucene.analysis.standard.StandardAnalyzer
      - org.apache.mahout.vectorizer.DefaultAnalyzer
  - org.apache.mahout.common.iterator.ArrayIterator<T> (implements java.lang.Iterable<T>, org.apache.mahout.cf.taste.impl.common.SkippingIterator<V>)
  - org.apache.hadoop.io.ArrayWritable (implements org.apache.hadoop.io.Writable)
    - org.apache.mahout.cf.taste.hadoop.EntityPrefWritableArrayWritable
  - org.apache.mahout.clustering.dirichlet.models.AsymmetricSampledNormalModel (implements org.apache.mahout.clustering.Cluster)
  - org.apache.lucene.util.AttributeSource
    - org.apache.lucene.analysis.TokenStream (implements java.io.Closeable)
      - org.apache.mahout.classifier.bayes.mapreduce.common.BayesFeatureMapper.IteratorTokenStream
      - org.apache.mahout.vectorizer.collocations.llr.CollocMapper.IteratorTokenStream
  - org.apache.mahout.classifier.evaluation.Auc
  - org.apache.mahout.cf.taste.impl.eval.AverageAbsoluteDifferenceRecommenderEvaluator
  - org.apache.mahout.cf.taste.impl.similarity.AveragingPreferenceInferrer (implements org.apache.mahout.cf.taste.similarity.PreferenceInferrer)
  - org.apache.mahout.df.Bagging
  - org.apache.mahout.classifier.bayes.algorithm.BayesAlgorithm (implements org.apache.mahout.classifier.bayes.interfaces.Algorithm)
  - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesClassifierDriver
  - org.apache.mahout.classifier.bayes.mapreduce.common.BayesConstants
  - org.apache.mahout.classifier.naivebayes.BayesConstants
  - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.mahout.classifier.bayes.mapreduce.common.BayesFeatureDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.mahout.classifier.BayesFileFormatter
  - org.apache.mahout.classifier.bayes.mapreduce.common.BayesTfIdfDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesThetaNormalizerDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.mahout.classifier.bayes.mapreduce.common.BayesWeightSummerDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.hadoop.io.BinaryComparable (implements java.lang.Comparable<T>)
    - org.apache.mahout.vectorizer.collocations.llr.Gram (implements org.apache.hadoop.io.WritableComparable<T>)
    - org.apache.mahout.vectorizer.collocations.llr.GramKey (implements org.apache.hadoop.io.WritableComparable<T>)
    - org.apache.mahout.common.IntPairWritable (implements java.lang.Cloneable, java.io.Serializable, org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.cf.taste.impl.model.BooleanItemPreferenceArray (implements org.apache.mahout.cf.taste.model.PreferenceArray)
  - org.apache.mahout.cf.taste.impl.model.BooleanPreference (implements org.apache.mahout.cf.taste.model.Preference, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.model.BooleanUserPreferenceArray (implements org.apache.mahout.cf.taste.model.PreferenceArray)
  - org.apache.mahout.df.mapreduce.Builder
    - org.apache.mahout.df.mapreduce.inmem.InMemBuilder
    - org.apache.mahout.df.mapreduce.partial.PartialBuilder
  - org.apache.mahout.classifier.bayes.common.ByScoreLabelResultComparator (implements java.util.Comparator<T>, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.recommender.ByValueRecommendedItemComparator (implements java.util.Comparator<T>, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.common.Cache<K,V> (implements org.apache.mahout.cf.taste.impl.common.Retriever<K,V>)
  - org.apache.mahout.cf.taste.impl.similarity.CachingItemSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity)
  - org.apache.mahout.cf.taste.impl.recommender.CachingRecommender (implements org.apache.mahout.cf.taste.recommender.Recommender)
  - org.apache.mahout.cf.taste.impl.neighborhood.CachingUserNeighborhood (implements org.apache.mahout.cf.taste.neighborhood.UserNeighborhood)
  - org.apache.mahout.cf.taste.impl.similarity.CachingUserSimilarity (implements org.apache.mahout.cf.taste.similarity.UserSimilarity)
  - org.apache.mahout.clustering.canopy.CanopyClusterer
  - org.apache.mahout.cf.taste.impl.transforms.CaseAmplification (implements org.apache.mahout.cf.taste.transforms.SimilarityTransform)
  - org.apache.mahout.classifier.bayes.algorithm.CBayesAlgorithm (implements org.apache.mahout.classifier.bayes.interfaces.Algorithm)
  - org.apache.mahout.classifier.bayes.mapreduce.cbayes.CBayesDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.mahout.classifier.bayes.mapreduce.cbayes.CBayesThetaNormalizerDriver (implements org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob)
  - org.apache.mahout.df.mapreduce.Classifier
  - org.apache.mahout.classifier.bayes.model.ClassifierContext
  - org.apache.mahout.classifier.ClassifierResult
  - org.apache.mahout.classifier.Classify
  - org.apache.mahout.clustering.ClusterObservations (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.common.CommandLineUtil
  - org.apache.mahout.cf.taste.impl.common.CompactRunningAverage (implements org.apache.mahout.cf.taste.impl.common.RunningAverage, java.io.Serializable)
    - org.apache.mahout.cf.taste.impl.common.CompactRunningAverageAndStdDev (implements org.apache.mahout.cf.taste.impl.common.RunningAverageAndStdDev)
  - org.apache.mahout.df.data.conditions.Condition
    - org.apache.mahout.df.data.conditions.Equals
    - org.apache.mahout.df.data.conditions.GreaterOrEquals
    - org.apache.mahout.df.data.conditions.Lesser
  - org.apache.hadoop.conf.Configured (implements org.apache.hadoop.conf.Configurable)
    - org.apache.mahout.common.AbstractJob (implements org.apache.hadoop.util.Tool)
      - org.apache.mahout.clustering.canopy.CanopyDriver
      - org.apache.mahout.vectorizer.collocations.llr.CollocDriver
      - org.apache.mahout.clustering.dirichlet.DirichletDriver
      - org.apache.mahout.math.hadoop.decomposer.DistributedLanczosSolver.DistributedLanczosSolverJob
      - org.apache.mahout.clustering.spectral.eigencuts.EigencutsDriver
      - org.apache.mahout.math.hadoop.decomposer.EigenVerificationJob
      - org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansDriver
      - org.apache.mahout.cf.taste.hadoop.similarity.item.ItemSimilarityJob
      - org.apache.mahout.clustering.kmeans.KMeansDriver
      - org.apache.mahout.clustering.lda.LDADriver
      - org.apache.mahout.math.hadoop.MatrixMultiplicationJob
      - org.apache.mahout.clustering.meanshift.MeanShiftCanopyDriver
      - org.apache.mahout.clustering.minhash.MinHashDriver
      - org.apache.mahout.cf.taste.hadoop.item.RecommenderJob
      - org.apache.mahout.cf.taste.hadoop.pseudo.RecommenderJob
      - org.apache.mahout.math.hadoop.similarity.RowSimilarityJob
      - org.apache.mahout.cf.taste.hadoop.slopeone.SlopeOneAverageDiffsJob
      - org.apache.mahout.clustering.spectral.kmeans.SpectralKMeansDriver
      - org.apache.mahout.math.hadoop.TransposeJob
    - org.apache.mahout.df.tools.Frequencies (implements org.apache.hadoop.util.Tool)
    - org.apache.mahout.math.VectorWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.classifier.ConfusionMatrix (implements org.apache.mahout.common.Summarizable)
  - org.apache.mahout.cf.taste.impl.recommender.knn.ConjugateGradientOptimizer (implements org.apache.mahout.cf.taste.impl.recommender.knn.Optimizer)
  - org.apache.mahout.cf.taste.impl.model.jdbc.ConnectionPoolDataSource (implements javax.sql.DataSource)
  - org.apache.mahout.fpm.pfpgrowth.convertors.ContextStatusUpdater<IK,IV,K,V> (implements org.apache.mahout.fpm.pfpgrowth.convertors.StatusUpdater)
  - org.apache.mahout.fpm.pfpgrowth.convertors.ContextWriteOutputCollector<IK,IV,K,V> (implements org.apache.hadoop.mapred.OutputCollector<K,V>)
  - org.apache.mahout.math.hadoop.similarity.Cooccurrence (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.common.distance.CosineDistanceMeasure (implements org.apache.mahout.common.distance.DistanceMeasure)
  - org.apache.mahout.cf.taste.hadoop.similarity.item.CountUsersKeyWritable (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.classifier.sgd.CsvRecordFactory (implements org.apache.mahout.classifier.sgd.RecordFactory)
  - org.apache.mahout.df.data.Data (implements java.lang.Cloneable)
  - org.apache.mahout.df.data.DataConverter
  - org.apache.mahout.df.data.DataLoader
  - org.apache.mahout.df.data.Dataset (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.df.data.DataUtils
  - org.apache.mahout.df.DecisionForest (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.classifier.sgd.DefaultGradient (implements org.apache.mahout.classifier.sgd.Gradient)
  - org.apache.mahout.common.commandline.DefaultOptionCreator
  - org.apache.mahout.df.builder.DefaultTreeBuilder (implements org.apache.mahout.df.builder.TreeBuilder)
  - org.apache.mahout.common.iterator.DelegatingIterator<T> (implements java.util.Iterator<E>)
    - org.apache.mahout.common.iterator.FixedSizeSamplingIterator<T>
    - org.apache.mahout.common.iterator.StableFixedSizeSamplingIterator<T>
  - org.apache.mahout.df.tools.Describe
  - org.apache.mahout.df.data.DescriptorUtils
  - org.apache.mahout.df.DFUtils
  - org.apache.mahout.vectorizer.encoders.Dictionary
  - org.apache.mahout.vectorizer.DictionaryVectorizer
  - org.apache.mahout.clustering.dirichlet.DirichletCluster (implements org.apache.mahout.clustering.Cluster)
  - org.apache.mahout.clustering.dirichlet.DirichletClusterer
  - org.apache.mahout.clustering.dirichlet.DirichletState
  - org.apache.mahout.math.hadoop.similarity.vector.DistributedCooccurrenceVectorSimilarity (implements org.apache.mahout.math.hadoop.similarity.vector.DistributedVectorSimilarity)
  - org.apache.mahout.math.hadoop.DistributedRowMatrix (implements org.apache.hadoop.mapred.JobConfigurable, org.apache.mahout.math.VectorIterable)
  - org.apache.mahout.math.hadoop.DistributedRowMatrix.DistributedMatrixIterator (implements java.util.Iterator<E>)
  - org.apache.mahout.math.hadoop.DistributedRowMatrix.MatrixEntryWritable (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.vectorizer.DocumentProcessor
  - org.apache.mahout.clustering.spectral.eigencuts.EigencutsAffinityCutsJob
  - org.apache.mahout.clustering.spectral.eigencuts.EigencutsSensitivityJob
  - org.apache.mahout.clustering.spectral.eigencuts.EigencutsSensitivityNode (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.classifier.sgd.ElasticBandPrior (implements org.apache.mahout.classifier.sgd.PriorFunction)
  - org.apache.mahout.common.iterator.EmptyIterable<T> (implements java.lang.Iterable<T>)
  - org.apache.mahout.common.iterator.EmptyIterator<T> (implements java.util.Iterator<E>)
  - org.apache.mahout.cf.taste.hadoop.EntityEntityWritable (implements java.lang.Cloneable, org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.df.ErrorEstimate
  - org.apache.mahout.cf.taste.impl.recommender.EstimatedPreferenceCapper
  - org.apache.mahout.cf.taste.impl.similarity.EuclideanDistanceSimilarity
  - org.apache.mahout.ep.EvolutionaryProcess<T>
  - org.apache.mahout.cf.taste.impl.recommender.svd.ExpectationMaximizationSVD
  - org.apache.mahout.cf.taste.impl.recommender.FarthestNeighborClusterSimilarity (implements org.apache.mahout.cf.taste.impl.recommender.ClusterSimilarity)
  - org.apache.mahout.cf.taste.impl.common.FastByIDMap<V> (implements java.lang.Cloneable, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.common.FastIDSet (implements java.lang.Cloneable, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.common.FastMap<K,V> (implements java.lang.Cloneable, java.util.Map<K,V>, java.io.Serializable)
  - org.apache.mahout.classifier.bayes.mapreduce.common.FeaturePartitioner (implements org.apache.hadoop.mapred.Partitioner<K2,V2>)
  - org.apache.mahout.vectorizer.encoders.FeatureVectorEncoder
    - org.apache.mahout.vectorizer.encoders.ConstantValueEncoder
    - org.apache.mahout.vectorizer.encoders.ContinuousValueEncoder
      - org.apache.mahout.vectorizer.encoders.CachingContinuousValueEncoder
    - org.apache.mahout.vectorizer.encoders.InteractionValueEncoder
    - org.apache.mahout.vectorizer.encoders.TextValueEncoder
      - org.apache.mahout.vectorizer.encoders.CachingTextValueEncoder
      - org.apache.mahout.vectorizer.encoders.LuceneTextValueEncoder
    - org.apache.mahout.vectorizer.encoders.WordValueEncoder
      - org.apache.mahout.vectorizer.encoders.AdaptiveWordValueEncoder
      - org.apache.mahout.vectorizer.encoders.StaticWordValueEncoder
        - org.apache.mahout.vectorizer.encoders.CachingStaticWordValueEncoder
  - org.apache.mahout.cf.taste.impl.recommender.slopeone.file.FileDiffStorage (implements org.apache.mahout.cf.taste.recommender.slopeone.DiffStorage)
  - org.apache.mahout.cf.taste.impl.similarity.file.FileItemSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity)
  - org.apache.mahout.common.FileLineIterable (implements java.lang.Iterable<T>)
  - org.apache.mahout.common.FileLineIterator (implements java.io.Closeable, org.apache.mahout.cf.taste.impl.common.SkippingIterator<V>)
  - org.apache.hadoop.mapred.FileOutputFormat<K,V> (implements org.apache.hadoop.mapred.OutputFormat<K,V>)
    - org.apache.hadoop.mapred.lib.MultipleOutputFormat<K,V>
      - org.apache.mahout.classifier.bayes.mapreduce.common.BayesFeatureOutputFormat
      - org.apache.mahout.classifier.bayes.mapreduce.common.BayesTfIdfOutputFormat
      - org.apache.mahout.classifier.bayes.mapreduce.common.BayesWeightSummerOutputFormat
  - org.apache.mahout.cf.taste.impl.common.FixedRunningAverage (implements org.apache.mahout.cf.taste.impl.common.RunningAverage, java.io.Serializable)
    - org.apache.mahout.cf.taste.impl.common.FixedRunningAverageAndStdDev (implements org.apache.mahout.cf.taste.impl.common.RunningAverageAndStdDev)
  - org.apache.mahout.df.callback.ForestPredictions (implements org.apache.mahout.df.callback.PredictionCallback)
  - org.apache.mahout.fpm.pfpgrowth.fpgrowth.FPGrowth<A>
  - org.apache.mahout.fpm.pfpgrowth.FPGrowthDriver
  - org.apache.mahout.fpm.pfpgrowth.fpgrowth.FPTree
  - org.apache.mahout.fpm.pfpgrowth.fpgrowth.FPTreeDepthCache
  - org.apache.mahout.df.tools.FrequenciesJob
  - org.apache.mahout.fpm.pfpgrowth.fpgrowth.FrequentPatternMaxHeap
  - org.apache.mahout.cf.taste.impl.common.FullRunningAverage (implements org.apache.mahout.cf.taste.impl.common.RunningAverage, java.io.Serializable)
    - org.apache.mahout.cf.taste.impl.common.FullRunningAverageAndStdDev (implements org.apache.mahout.cf.taste.impl.common.RunningAverageAndStdDev)
  - org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansClusterer
  - org.apache.mahout.cf.taste.impl.recommender.GenericItemBasedRecommender.MostSimilarEstimator (implements org.apache.mahout.cf.taste.impl.recommender.TopItems.Estimator<T>)
  - org.apache.mahout.cf.taste.impl.model.GenericItemPreferenceArray (implements org.apache.mahout.cf.taste.model.PreferenceArray)
  - org.apache.mahout.cf.taste.impl.similarity.GenericItemSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity)
  - org.apache.mahout.cf.taste.impl.similarity.GenericItemSimilarity.ItemItemSimilarity (implements java.lang.Comparable<T>)
  - org.apache.mahout.cf.taste.impl.model.GenericPreference (implements org.apache.mahout.cf.taste.model.Preference, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.recommender.GenericRecommendedItem (implements org.apache.mahout.cf.taste.recommender.RecommendedItem, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.eval.GenericRecommenderIRStatsEvaluator (implements org.apache.mahout.cf.taste.eval.RecommenderIRStatsEvaluator)
  - org.apache.mahout.cf.taste.impl.model.GenericUserPreferenceArray (implements org.apache.mahout.cf.taste.model.PreferenceArray)
  - org.apache.mahout.cf.taste.impl.similarity.GenericUserSimilarity (implements org.apache.mahout.cf.taste.similarity.UserSimilarity)
  - org.apache.mahout.cf.taste.impl.similarity.GenericUserSimilarity.UserUserSimilarity (implements java.lang.Comparable<T>)
  - org.apache.mahout.math.stats.GlobalOnlineAuc (implements org.apache.mahout.math.stats.OnlineAuc)
  - org.apache.mahout.math.stats.GroupedOnlineAuc (implements org.apache.mahout.math.stats.OnlineAuc)
  - org.apache.mahout.common.HadoopUtil
  - org.apache.mahout.clustering.minhash.HashFactory
  - org.apache.mahout.classifier.bayes.datastore.HBaseBayesDatastore (implements org.apache.mahout.classifier.bayes.interfaces.Datastore)
  - org.apache.mahout.classifier.sequencelearning.hmm.HmmAlgorithms
  - org.apache.mahout.classifier.sequencelearning.hmm.HmmEvaluator
  - org.apache.mahout.classifier.sequencelearning.hmm.HmmModel (implements java.lang.Cloneable, com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.classifier.sequencelearning.hmm.HmmTrainer
  - org.apache.mahout.classifier.sequencelearning.hmm.HmmUtils
  - org.apache.mahout.common.cache.HybridCache<K,V> (implements org.apache.mahout.common.cache.Cache<K,V>)
  - org.apache.mahout.df.split.IgSplit
    - org.apache.mahout.df.split.DefaultIgSplit
    - org.apache.mahout.df.split.OptIgSplit
  - org.apache.mahout.classifier.bayes.datastore.InMemoryBayesDatastore (implements org.apache.mahout.classifier.bayes.interfaces.Datastore)
  - org.apache.hadoop.mapreduce.InputFormat<K,V>
    - org.apache.hadoop.mapreduce.lib.input.FileInputFormat<K,V>
      - org.apache.hadoop.mapreduce.lib.input.TextInputFormat
        - org.apache.mahout.df.mapreduce.Classifier.CTextInputFormat
    - org.apache.mahout.df.mapreduce.inmem.InMemInputFormat
  - org.apache.hadoop.mapreduce.InputSplit
    - org.apache.mahout.df.mapreduce.inmem.InMemInputFormat.InMemInputSplit (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.df.data.Instance
  - org.apache.mahout.clustering.spectral.common.IntDoublePairWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.fpm.pfpgrowth.convertors.integer.IntegerStringOutputConverter (implements org.apache.hadoop.mapred.OutputCollector<K,V>)
  - org.apache.mahout.common.IntegerTuple (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.fpm.pfpgrowth.convertors.integer.IntegerTupleIterator (implements java.util.Iterator<E>)
  - org.apache.mahout.df.mapreduce.partial.InterResults
  - org.apache.mahout.common.IntPairWritable.Frequency (implements java.lang.Comparable<T>, java.io.Serializable)
  - org.apache.mahout.common.IntTuple (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.cf.taste.impl.transforms.InverseUserFrequency (implements org.apache.mahout.cf.taste.transforms.PreferenceTransform)
  - org.apache.mahout.cf.taste.impl.common.InvertedRunningAverage (implements org.apache.mahout.cf.taste.impl.common.RunningAverage)
  - org.apache.mahout.cf.taste.impl.common.InvertedRunningAverageAndStdDev (implements org.apache.mahout.cf.taste.impl.common.RunningAverageAndStdDev)
  - org.apache.mahout.common.IOUtils
  - org.apache.mahout.cf.taste.impl.eval.IRStatisticsImpl (implements org.apache.mahout.cf.taste.eval.IRStatistics, java.io.Serializable)
  - org.apache.mahout.common.iterator.IteratorIterable<T> (implements java.lang.Iterable<T>)
  - org.apache.mahout.common.iterator.IteratorUtils
  - org.apache.mahout.classifier.bayes.mapreduce.common.JobExecutor
  - org.apache.mahout.clustering.dirichlet.JsonClusterAdapter (implements com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.clustering.dirichlet.JsonClusterModelAdapter (implements com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.clustering.JsonDistanceMeasureAdapter (implements com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.clustering.JsonModelAdapter (implements com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.clustering.JsonModelDistributionAdapter (implements com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.clustering.kmeans.KMeansClusterer
  - org.apache.mahout.classifier.sgd.L1 (implements org.apache.mahout.classifier.sgd.PriorFunction)
  - org.apache.mahout.clustering.dirichlet.models.L1Model (implements org.apache.mahout.clustering.Cluster)
  - org.apache.mahout.classifier.sgd.L2 (implements org.apache.mahout.classifier.sgd.PriorFunction)
  - org.apache.mahout.math.decomposer.lanczos.LanczosSolver
    - org.apache.mahout.math.hadoop.decomposer.DistributedLanczosSolver (implements org.apache.hadoop.util.Tool)
  - org.apache.mahout.clustering.lda.LDAInference
  - org.apache.mahout.clustering.lda.LDAInference.InferredDocument
  - org.apache.mahout.clustering.lda.LDAState
  - org.apache.mahout.common.cache.LeastKCache<K,V> (implements org.apache.mahout.common.cache.Cache<K,V>)
  - org.apache.mahout.common.cache.LFUCache<K,V> (implements org.apache.mahout.common.cache.Cache<K,V>)
  - org.apache.mahout.classifier.discriminative.LinearModel
  - org.apache.mahout.classifier.discriminative.LinearTrainer
    - org.apache.mahout.classifier.discriminative.PerceptronTrainer
    - org.apache.mahout.classifier.discriminative.WinnowTrainer
  - org.apache.mahout.vectorizer.collocations.llr.LLRReducer.ConcreteLLCallback (implements org.apache.mahout.vectorizer.collocations.llr.LLRReducer.LLCallback)
  - org.apache.mahout.cf.taste.impl.eval.LoadEvaluator
  - org.apache.mahout.cf.taste.impl.similarity.LogLikelihoodSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity, org.apache.mahout.cf.taste.similarity.UserSimilarity)
  - org.apache.mahout.common.LongPair (implements java.lang.Comparable<T>, java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.common.LongPrimitiveArrayIterator (implements org.apache.mahout.cf.taste.impl.common.LongPrimitiveIterator)
  - org.apache.hadoop.io.LongWritable (implements org.apache.hadoop.io.WritableComparable<T>)
    - org.apache.mahout.df.mapreduce.partial.TreeID (implements java.lang.Cloneable)
  - org.apache.mahout.common.cache.LRUCache<K,V> (implements org.apache.mahout.common.cache.Cache<K,V>)
  - org.apache.mahout.common.distance.MahalanobisDistanceMeasure (implements org.apache.mahout.common.distance.DistanceMeasure)
  - org.apache.mahout.driver.MahoutDriver
  - org.apache.mahout.ga.watchmaker.MahoutEvaluator
  - org.apache.mahout.common.distance.ManhattanDistanceMeasure (implements org.apache.mahout.common.distance.DistanceMeasure)
  - org.apache.hadoop.mapreduce.Mapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
    - org.apache.mahout.clustering.spectral.common.AffinityMatrixInputMapper
    - org.apache.mahout.fpm.pfpgrowth.AggregatorMapper
    - org.apache.mahout.df.mapreduce.Classifier.CMapper
    - org.apache.mahout.clustering.canopy.ClusterMapper
    - org.apache.mahout.vectorizer.collocations.llr.CollocMapper
    - org.apache.mahout.cf.taste.hadoop.similarity.item.CountUsersMapper
    - org.apache.mahout.clustering.dirichlet.DirichletClusterMapper
    - org.apache.mahout.clustering.dirichlet.DirichletMapper
    - org.apache.mahout.clustering.spectral.eigencuts.EigencutsAffinityCutsJob.EigencutsAffinityCutsMapper
    - org.apache.mahout.clustering.spectral.eigencuts.EigencutsSensitivityMapper
    - org.apache.mahout.ga.watchmaker.EvalMapper
    - org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansClusterMapper
    - org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansMapper
    - org.apache.mahout.cf.taste.hadoop.item.ItemFilterMapper
    - org.apache.mahout.cf.taste.hadoop.item.ItemIDIndexMapper
    - org.apache.mahout.clustering.kmeans.KMeansClusterMapper
    - org.apache.mahout.clustering.kmeans.KMeansMapper
    - org.apache.mahout.clustering.lda.LDAMapper
    - org.apache.mahout.df.mapreduce.MapredMapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
      - org.apache.mahout.df.mapreduce.inmem.InMemMapper
      - org.apache.mahout.df.mapreduce.partial.Step1Mapper
    - org.apache.mahout.clustering.spectral.common.MatrixDiagonalizeJob.MatrixDiagonalizeMapper
    - org.apache.mahout.cf.taste.hadoop.MaybePruneRowsMapper
    - org.apache.mahout.clustering.meanshift.MeanShiftCanopyClusterMapper
    - org.apache.mahout.clustering.meanshift.MeanShiftCanopyCreatorMapper
    - org.apache.mahout.clustering.meanshift.MeanShiftCanopyMapper
    - org.apache.mahout.clustering.minhash.MinHashMapper
    - org.apache.mahout.cf.taste.hadoop.similarity.item.MostSimilarItemPairsMapper
    - org.apache.mahout.classifier.naivebayes.trainer.NaiveBayesInstanceMapper
    - org.apache.mahout.classifier.naivebayes.trainer.NaiveBayesThetaComplementaryMapper
    - org.apache.mahout.classifier.naivebayes.trainer.NaiveBayesThetaMapper
    - org.apache.mahout.classifier.naivebayes.trainer.NaiveBayesWeightsMapper
    - org.apache.mahout.fpm.pfpgrowth.ParallelCountingMapper
    - org.apache.mahout.fpm.pfpgrowth.ParallelFPGrowthMapper
    - org.apache.mahout.cf.taste.hadoop.item.PartialMultiplyMapper
    - org.apache.mahout.math.hadoop.similarity.RowSimilarityJob.CooccurrencesMapper
    - org.apache.mahout.math.hadoop.similarity.RowSimilarityJob.RowWeightMapper
    - org.apache.mahout.vectorizer.document.SequenceFileTokenizerMapper
    - org.apache.mahout.cf.taste.hadoop.item.SimilarityMatrixRowWrapperMapper
    - org.apache.mahout.df.mapreduce.partial.Step2Mapper
    - org.apache.mahout.vectorizer.term.TermCountMapper
    - org.apache.mahout.vectorizer.term.TermDocumentCountMapper
    - org.apache.mahout.cf.taste.hadoop.ToEntityPrefsMapper
      - org.apache.mahout.cf.taste.hadoop.ToItemPrefsMapper
      - org.apache.mahout.cf.taste.hadoop.ToUserPrefsMapper
    - org.apache.mahout.fpm.pfpgrowth.TransactionSortingMapper
    - org.apache.mahout.clustering.spectral.common.UnitVectorizerJob.UnitVectorizerMapper
    - org.apache.mahout.cf.taste.hadoop.pseudo.UserIDsMapper
    - org.apache.mahout.cf.taste.hadoop.item.UserVectorSplitterMapper
    - org.apache.mahout.clustering.spectral.common.VectorMatrixMultiplicationJob.VectorMatrixMultiplicationMapper
  - org.apache.mahout.ep.Mapping (implements org.apache.mahout.math.function.UnaryFunction)
    - org.apache.mahout.ep.Mapping.Exponential
    - org.apache.mahout.ep.Mapping.Identity
    - org.apache.mahout.ep.Mapping.LogLimit
    - org.apache.mahout.ep.Mapping.SoftLimit
  - org.apache.mahout.df.mapreduce.MapredOutput (implements java.lang.Cloneable, org.apache.hadoop.io.Writable)
  - org.apache.hadoop.mapred.MapReduceBase (implements org.apache.hadoop.io.Closeable, org.apache.hadoop.mapred.JobConfigurable)
    - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesClassifierMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesClassifierReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesFeatureCombiner (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesFeatureMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesFeatureReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesTfIdfMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesTfIdfReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesThetaNormalizerMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.classifier.bayes.mapreduce.bayes.BayesThetaNormalizerReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesWeightSummerMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.classifier.bayes.mapreduce.common.BayesWeightSummerReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.classifier.bayes.mapreduce.cbayes.CBayesThetaNormalizerMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.classifier.bayes.mapreduce.cbayes.CBayesThetaNormalizerReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.MatrixMultiplicationJob.MatrixMultiplicationReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.MatrixMultiplicationJob.MatrixMultiplyMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.math.hadoop.TimesSquaredJob.TimesSquaredMapper<T> (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
      - org.apache.mahout.math.hadoop.TimesSquaredJob.TimesMapper
    - org.apache.mahout.math.hadoop.TimesSquaredJob.VectorSummingReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.TransposeJob.TransposeMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.math.hadoop.TransposeJob.TransposeReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
  - org.apache.mahout.clustering.spectral.common.MatrixDiagonalizeJob
  - org.apache.mahout.math.MatrixWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.clustering.meanshift.MeanShiftCanopyClusterer
  - org.apache.mahout.df.callback.MeanTreeCollector (implements org.apache.mahout.df.callback.PredictionCallback)
  - org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage (implements org.apache.mahout.cf.taste.recommender.slopeone.DiffStorage)
  - org.apache.mahout.common.commandline.MinhashOptionCreator
  - org.apache.mahout.classifier.sgd.MixedGradient (implements org.apache.mahout.classifier.sgd.Gradient)
  - org.apache.mahout.classifier.sgd.ModelDissector
  - org.apache.mahout.classifier.sgd.ModelDissector.Weight (implements java.lang.Comparable<T>)
  - org.apache.mahout.classifier.sgd.ModelSerializer
  - org.apache.mahout.df.callback.MultiCallback (implements org.apache.mahout.df.callback.PredictionCallback)
  - org.apache.mahout.math.MultiLabelVectorWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.fpm.pfpgrowth.MultiTransactionTreeIterator (implements java.util.Iterator<E>)
  - org.apache.mahout.vectorizer.encoders.MurmurHash
  - org.apache.mahout.classifier.naivebayes.NaiveBayesModel (implements java.lang.Cloneable, com.google.gson.JsonDeserializer<T>, com.google.gson.JsonSerializer<T>)
  - org.apache.mahout.classifier.naivebayes.trainer.NaiveBayesTrainer
  - org.apache.mahout.cf.taste.impl.recommender.NearestNeighborClusterSimilarity (implements org.apache.mahout.cf.taste.impl.recommender.ClusterSimilarity)
  - org.apache.mahout.cf.taste.impl.neighborhood.NearestNUserNeighborhood
  - org.apache.mahout.common.nlp.NGrams
  - org.apache.mahout.df.node.Node (implements org.apache.hadoop.io.Writable)
    - org.apache.mahout.df.node.CategoricalNode
    - org.apache.mahout.df.node.Leaf
      - org.apache.mahout.df.node.MockLeaf
    - org.apache.mahout.df.node.NumericalNode
  - org.apache.mahout.cf.taste.impl.recommender.knn.NonNegativeQuadraticOptimizer (implements org.apache.mahout.cf.taste.impl.recommender.knn.Optimizer)
  - org.apache.mahout.clustering.dirichlet.models.NormalModel (implements org.apache.mahout.clustering.Cluster)
    - org.apache.mahout.clustering.dirichlet.models.SampledNormalModel
  - org.apache.mahout.cf.taste.impl.recommender.NullRescorer<T> (implements org.apache.mahout.cf.taste.recommender.IDRescorer, org.apache.mahout.cf.taste.recommender.Rescorer<T>)
  - org.apache.mahout.clustering.OnlineGaussianAccumulator (implements org.apache.mahout.clustering.GaussianAccumulator)
  - org.apache.hadoop.mapreduce.OutputFormat<K,V>
    - org.apache.hadoop.mapreduce.lib.output.FileOutputFormat<K,V>
      - org.apache.mahout.classifier.bayes.MultipleOutputFormat<K,V>
        - org.apache.mahout.classifier.bayes.MultipleTextOutputFormat<K,V>
  - org.apache.mahout.clustering.kmeans.OutputLogFilter (implements org.apache.hadoop.fs.PathFilter)
  - org.apache.mahout.ga.watchmaker.OutputUtils
  - org.apache.mahout.common.Pair<A,B> (implements java.io.Serializable)
  - org.apache.mahout.common.parameters.Parametered.ParameteredGeneralizations
  - org.apache.mahout.common.Parameters
    - org.apache.mahout.classifier.bayes.common.BayesParameters
  - org.apache.mahout.vectorizer.common.PartialVectorMerger
  - org.apache.hadoop.mapreduce.Partitioner<KEY,VALUE>
    - org.apache.mahout.cf.taste.hadoop.similarity.item.CountUsersKeyWritable.CountUsersPartitioner
    - org.apache.mahout.vectorizer.collocations.llr.GramKeyPartitioner
  - org.apache.mahout.fpm.pfpgrowth.fpgrowth.Pattern (implements java.lang.Comparable<T>)
  - org.apache.mahout.cf.taste.impl.similarity.PearsonCorrelationSimilarity
  - org.apache.mahout.common.iterator.PermutingIterator<T> (implements java.util.Iterator<E>)
  - org.apache.mahout.fpm.pfpgrowth.PFPGrowth
  - org.apache.mahout.cf.taste.impl.model.PlusAnonymousUserDataModel (implements org.apache.mahout.cf.taste.model.DataModel)
  - org.apache.mahout.cf.taste.hadoop.item.PrefAndSimilarityColumnWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.cf.taste.impl.recommender.PreferredItemsNeighborhoodCandidateItemsStrategy (implements org.apache.mahout.cf.taste.recommender.CandidateItemsStrategy)
  - org.apache.mahout.clustering.kmeans.RandomSeedGenerator
  - org.apache.mahout.classifier.sgd.RankingGradient (implements org.apache.mahout.classifier.sgd.Gradient)
  - org.apache.mahout.cf.taste.hadoop.RecommendedItemsWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.hadoop.mapreduce.RecordReader<KEYIN,VALUEIN> (implements java.io.Closeable)
    - org.apache.mahout.df.mapreduce.inmem.InMemInputFormat.InMemRecordReader
  - org.apache.hadoop.mapreduce.Reducer<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
    - org.apache.mahout.clustering.spectral.common.AffinityMatrixInputReducer
    - org.apache.mahout.cf.taste.hadoop.item.AggregateAndRecommendReducer
    - org.apache.mahout.fpm.pfpgrowth.AggregatorReducer
    - org.apache.mahout.clustering.canopy.CanopyReducer
    - org.apache.mahout.vectorizer.collocations.llr.CollocCombiner
    - org.apache.mahout.vectorizer.collocations.llr.CollocReducer
    - org.apache.mahout.cf.taste.hadoop.similarity.item.CountUsersReducer
    - org.apache.mahout.clustering.dirichlet.DirichletReducer
    - org.apache.mahout.clustering.spectral.eigencuts.EigencutsAffinityCutsJob.EigencutsAffinityCutsCombiner
    - org.apache.mahout.clustering.spectral.eigencuts.EigencutsAffinityCutsJob.EigencutsAffinityCutsReducer
    - org.apache.mahout.clustering.spectral.eigencuts.EigencutsSensitivityReducer
    - org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansCombiner
    - org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansReducer
    - org.apache.mahout.cf.taste.hadoop.item.ItemFilterAsVectorAndPrefsReducer
    - org.apache.mahout.cf.taste.hadoop.item.ItemIDIndexReducer
    - org.apache.mahout.clustering.kmeans.KMeansCombiner
    - org.apache.mahout.clustering.kmeans.KMeansReducer
    - org.apache.mahout.clustering.lda.LDAReducer
    - org.apache.mahout.vectorizer.collocations.llr.LLRReducer
    - org.apache.mahout.clustering.spectral.common.MatrixDiagonalizeJob.MatrixDiagonalizeReducer
    - org.apache.mahout.clustering.meanshift.MeanShiftCanopyReducer
    - org.apache.mahout.clustering.minhash.MinHashReducer
    - org.apache.mahout.cf.taste.hadoop.similarity.item.MostSimilarItemPairsReducer
    - org.apache.mahout.classifier.naivebayes.trainer.NaiveBayesSumReducer
    - org.apache.mahout.fpm.pfpgrowth.ParallelCountingReducer
    - org.apache.mahout.fpm.pfpgrowth.ParallelFPGrowthCombiner
    - org.apache.mahout.fpm.pfpgrowth.ParallelFPGrowthReducer
    - org.apache.mahout.vectorizer.common.PartialVectorMergeReducer
    - org.apache.mahout.cf.taste.hadoop.pseudo.RecommenderReducer
    - org.apache.mahout.math.hadoop.similarity.RowSimilarityJob.EntriesToVectorsReducer
    - org.apache.mahout.math.hadoop.similarity.RowSimilarityJob.SimilarityReducer
    - org.apache.mahout.math.hadoop.similarity.RowSimilarityJob.WeightedOccurrencesPerColumnReducer
    - org.apache.mahout.cf.taste.hadoop.slopeone.SlopeOneDiffsToAveragesReducer
    - org.apache.mahout.cf.taste.hadoop.slopeone.SlopeOnePrefsToDiffsReducer
    - org.apache.mahout.vectorizer.term.TermCountReducer
    - org.apache.mahout.vectorizer.term.TermDocumentCountReducer
    - org.apache.mahout.vectorizer.tfidf.TFIDFPartialVectorReducer
    - org.apache.mahout.vectorizer.term.TFPartialVectorReducer
    - org.apache.mahout.cf.taste.hadoop.similarity.item.ToItemVectorsReducer
    - org.apache.mahout.cf.taste.hadoop.item.ToUserVectorReducer
    - org.apache.mahout.cf.taste.hadoop.item.ToVectorAndPrefReducer
    - org.apache.mahout.fpm.pfpgrowth.TransactionSortingReducer
  - org.apache.mahout.cf.taste.impl.common.RefreshHelper (implements org.apache.mahout.cf.taste.common.Refreshable)
  - org.apache.mahout.classifier.ResultAnalyzer (implements org.apache.mahout.common.Summarizable)
  - org.apache.mahout.cf.taste.impl.eval.RMSRecommenderEvaluator
  - org.apache.mahout.clustering.RunningSumsGaussianAccumulator (implements org.apache.mahout.clustering.GaussianAccumulator)
  - org.apache.mahout.cf.taste.impl.recommender.SamplingCandidateItemsStrategy (implements org.apache.mahout.cf.taste.recommender.CandidateItemsStrategy)
  - org.apache.mahout.common.iterator.SamplingIterable<T> (implements java.lang.Iterable<T>)
  - org.apache.mahout.common.iterator.SamplingIterator<T> (implements java.util.Iterator<E>)
  - org.apache.mahout.classifier.bayes.io.SequenceFileModelReader
  - org.apache.mahout.fpm.pfpgrowth.convertors.SequenceFileOutputCollector<K,V> (implements org.apache.hadoop.mapred.OutputCollector<K,V>)
  - org.apache.mahout.df.ref.SequentialBuilder
  - org.apache.mahout.math.hadoop.similarity.SimilarityMatrixEntryKey (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.cf.taste.impl.recommender.SimilarUser (implements java.lang.Comparable<T>)
  - org.apache.mahout.df.callback.SingleTreePredictions (implements org.apache.mahout.df.callback.PredictionCallback)
  - org.apache.mahout.vectorizer.SparseVectorsFromSequenceFiles
  - org.apache.mahout.cf.taste.impl.similarity.SpearmanCorrelationSimilarity (implements org.apache.mahout.cf.taste.similarity.UserSimilarity)
  - org.apache.mahout.df.split.Split
  - org.apache.mahout.common.distance.SquaredEuclideanDistanceMeasure (implements org.apache.mahout.common.distance.DistanceMeasure)
    - org.apache.mahout.common.distance.EuclideanDistanceMeasure
  - org.apache.mahout.ep.State<T> (implements java.lang.Comparable<T>)
  - org.apache.mahout.df.mapreduce.partial.Step0Job
  - org.apache.mahout.df.mapreduce.partial.Step0Job.Step0Output (implements java.lang.Cloneable, java.lang.Comparable<T>, org.apache.hadoop.io.Writable)
  - org.apache.mahout.df.mapreduce.partial.Step2Job
  - org.apache.mahout.ga.watchmaker.STFitnessEvaluator<T> (implements org.uncommons.watchmaker.framework.FitnessEvaluator<T>)
    - org.apache.mahout.ga.watchmaker.MahoutFitnessEvaluator<T>
  - org.apache.mahout.fpm.pfpgrowth.convertors.string.StringOutputConverter (implements org.apache.hadoop.mapred.OutputCollector<K,V>)
  - org.apache.mahout.common.StringRecordIterator (implements java.util.Iterator<E>)
  - org.apache.mahout.common.StringTuple (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.fpm.pfpgrowth.convertors.string.StringTupleIterator (implements java.util.Iterator<E>)
  - org.apache.mahout.common.StringUtils
  - org.apache.mahout.cf.taste.impl.similarity.TanimotoCoefficientSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity, org.apache.mahout.cf.taste.similarity.UserSimilarity)
  - org.apache.mahout.cf.taste.hadoop.TasteHadoopUtils
  - org.apache.mahout.classifier.bayes.TestClassifier
  - org.apache.mahout.vectorizer.TF (implements org.apache.mahout.vectorizer.Weight)
  - org.apache.mahout.vectorizer.TFIDF (implements org.apache.mahout.vectorizer.Weight)
  - org.apache.mahout.vectorizer.tfidf.TFIDFConverter
  - org.apache.mahout.ep.ThreadedEvolutionaryProcess
  - org.apache.mahout.ep.ThreadedEvolutionaryProcess.EvalTask (implements java.util.concurrent.Callable<V>)
  - org.apache.mahout.cf.taste.impl.neighborhood.ThresholdUserNeighborhood
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - org.apache.mahout.df.data.DescriptorException
      - org.apache.mahout.classifier.bayes.exceptions.InvalidDatastoreException
      - java.lang.RuntimeException
        - org.apache.mahout.ep.EvolutionaryProcess.EarlyTerminationException
      - org.apache.mahout.cf.taste.common.TasteException
        - org.apache.mahout.cf.taste.common.NoSuchItemException
        - org.apache.mahout.cf.taste.common.NoSuchUserException
      - org.apache.mahout.classifier.discriminative.TrainingException
  - org.apache.mahout.math.hadoop.TimesSquaredJob
  - org.apache.mahout.common.TimingStatistics (implements java.io.Serializable)
  - org.apache.mahout.common.TimingStatistics.Call
  - org.apache.mahout.cf.taste.impl.recommender.TopItems
  - org.apache.mahout.fpm.pfpgrowth.convertors.TopKPatternsOutputConverter<A> (implements org.apache.hadoop.mapred.OutputCollector<K,V>)
  - org.apache.mahout.fpm.pfpgrowth.convertors.string.TopKStringPatterns (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.classifier.sgd.TPrior (implements org.apache.mahout.classifier.sgd.PriorFunction)
  - org.apache.mahout.classifier.bayes.TrainClassifier
  - org.apache.mahout.fpm.pfpgrowth.convertors.TransactionIterator<AP> (implements java.util.Iterator<E>)
  - org.apache.mahout.fpm.pfpgrowth.TransactionTree (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.fpm.pfpgrowth.TransactionTree.TransactionTreeIterator (implements java.util.Iterator<E>)
  - org.apache.mahout.df.tools.UDistrib
  - org.apache.mahout.cf.taste.impl.similarity.UncenteredCosineSimilarity
  - org.apache.mahout.clustering.dirichlet.UncommonDistributions
  - org.apache.mahout.classifier.sgd.UniformPrior (implements org.apache.mahout.classifier.sgd.PriorFunction)
  - org.apache.mahout.clustering.spectral.common.UnitVectorizerJob
  - org.apache.mahout.math.Varint
  - org.apache.mahout.math.VarIntWritable (implements java.lang.Cloneable, org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.math.VarLongWritable (implements java.lang.Cloneable, org.apache.hadoop.io.WritableComparable<T>)
    - org.apache.mahout.cf.taste.hadoop.EntityCountWritable
    - org.apache.mahout.cf.taste.hadoop.EntityPrefWritable
  - org.apache.mahout.cf.taste.hadoop.item.VectorAndPrefsWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.clustering.spectral.common.VectorCache
  - org.apache.mahout.clustering.spectral.common.VectorMatrixMultiplicationJob
  - org.apache.mahout.cf.taste.hadoop.item.VectorOrPrefWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.clustering.spectral.common.VertexWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.common.distance.WeightedDistanceMeasure (implements org.apache.mahout.common.distance.DistanceMeasure)
    - org.apache.mahout.common.distance.TanimotoDistanceMeasure
    - org.apache.mahout.common.distance.WeightedEuclideanDistanceMeasure
    - org.apache.mahout.common.distance.WeightedManhattanDistanceMeasure
  - org.apache.mahout.math.hadoop.similarity.WeightedRowPair (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.mahout.cf.taste.impl.common.WeightedRunningAverage (implements org.apache.mahout.cf.taste.impl.common.RunningAverage, java.io.Serializable)
  - org.apache.mahout.clustering.WeightedVectorWritable (implements org.apache.hadoop.io.Writable)
  - org.apache.hadoop.io.WritableComparator (implements org.apache.hadoop.io.RawComparator<T>)
    - org.apache.mahout.cf.taste.hadoop.similarity.item.CountUsersKeyWritable.CountUsersGroupComparator (implements java.io.Serializable)
    - org.apache.mahout.classifier.bayes.mapreduce.common.FeatureLabelComparator (implements java.io.Serializable)
    - org.apache.mahout.common.IntPairWritable.Comparator (implements java.io.Serializable)
    - org.apache.mahout.common.IntPairWritable.FirstGroupingComparator (implements java.io.Serializable)
    - org.apache.mahout.math.hadoop.similarity.SimilarityMatrixEntryKey.SimilarityMatrixEntryKeyComparator (implements java.io.Serializable)
    - org.apache.mahout.math.hadoop.similarity.SimilarityMatrixEntryKey.SimilarityMatrixEntryKeyGroupingComparator (implements java.io.Serializable)
  - org.apache.mahout.cf.taste.impl.transforms.ZScore (implements org.apache.mahout.cf.taste.transforms.PreferenceTransform)

## Interface Hierarchy

- org.apache.mahout.classifier.bayes.interfaces.Algorithm
- org.apache.mahout.classifier.bayes.mapreduce.common.BayesJob
- org.apache.mahout.common.cache.Cache<K,V>
- org.apache.mahout.cf.taste.recommender.CandidateItemsStrategy
- org.apache.mahout.clustering.canopy.CanopyConfigKeys
- java.lang.Cloneable
  - org.apache.mahout.cf.taste.model.PreferenceArray (also extends java.lang.Iterable<T>, java.io.Serializable)
- org.apache.mahout.cf.taste.eval.DataModelBuilder
- org.apache.mahout.classifier.bayes.interfaces.Datastore
- org.apache.mahout.math.hadoop.similarity.vector.DistributedVectorSimilarity
- org.apache.mahout.clustering.spectral.eigencuts.EigencutsKeys
- org.apache.mahout.ep.EvolutionaryProcess.Function<T>
- org.apache.mahout.clustering.fuzzykmeans.FuzzyKMeansConfigKeys
- org.apache.mahout.clustering.GaussianAccumulator
- org.apache.mahout.classifier.sgd.Gradient
- org.apache.mahout.clustering.minhash.HashFunction
- org.apache.mahout.cf.taste.recommender.IDRescorer
- org.apache.mahout.cf.taste.eval.IRStatistics
- java.lang.Iterable<T>
  - org.apache.mahout.cf.taste.model.PreferenceArray (also extends java.lang.Cloneable, java.io.Serializable)
- java.util.Iterator<E>
  - org.apache.mahout.cf.taste.impl.common.LongPrimitiveIterator
  - org.apache.mahout.cf.taste.impl.common.SkippingIterator<V>
    - org.apache.mahout.cf.taste.impl.common.LongPrimitiveIterator
- org.apache.mahout.clustering.kmeans.KMeansConfigKeys
- org.apache.mahout.vectorizer.collocations.llr.LLRReducer.LLCallback
- org.apache.mahout.clustering.meanshift.MeanShiftCanopyConfigKeys
- org.apache.mahout.clustering.ModelDistribution<O>
- org.apache.mahout.math.stats.OnlineAuc
- org.apache.mahout.classifier.OnlineLearner
- org.apache.mahout.cf.taste.impl.recommender.knn.Optimizer
- org.apache.mahout.common.parameters.Parametered
  - org.apache.mahout.common.distance.DistanceMeasure
  - org.apache.mahout.common.parameters.Parameter<T>
- org.apache.mahout.ep.Payload<T>
- org.apache.mahout.df.callback.PredictionCallback
- org.apache.mahout.cf.taste.model.Preference
- org.apache.mahout.classifier.sgd.PriorFunction
- org.apache.mahout.cf.taste.recommender.RecommendedItem
- org.apache.mahout.cf.taste.eval.RecommenderBuilder
- org.apache.mahout.cf.taste.eval.RecommenderEvaluator
- org.apache.mahout.cf.taste.eval.RecommenderIRStatsEvaluator
- org.apache.mahout.classifier.sgd.RecordFactory
- org.apache.mahout.cf.taste.common.Refreshable
  - org.apache.mahout.cf.taste.recommender.ClusteringRecommender
  - org.apache.mahout.cf.taste.impl.recommender.ClusterSimilarity
  - org.apache.mahout.cf.taste.model.DataModel (also extends java.io.Serializable)
    - org.apache.mahout.cf.taste.model.JDBCDataModel
  - org.apache.mahout.cf.taste.recommender.slopeone.DiffStorage
  - org.apache.mahout.cf.taste.model.IDMigrator
    - org.apache.mahout.cf.taste.model.UpdatableIDMigrator
  - org.apache.mahout.cf.taste.recommender.ItemBasedRecommender
  - org.apache.mahout.cf.taste.similarity.ItemSimilarity
  - org.apache.mahout.cf.taste.model.JDBCDataModel
  - org.apache.mahout.cf.taste.similarity.PreferenceInferrer
  - org.apache.mahout.cf.taste.transforms.PreferenceTransform
  - org.apache.mahout.cf.taste.recommender.Recommender
    - org.apache.mahout.cf.taste.recommender.ClusteringRecommender
    - org.apache.mahout.cf.taste.recommender.ItemBasedRecommender
    - org.apache.mahout.cf.taste.recommender.UserBasedRecommender
  - org.apache.mahout.cf.taste.transforms.SimilarityTransform
  - org.apache.mahout.cf.taste.model.UpdatableIDMigrator
  - org.apache.mahout.cf.taste.recommender.UserBasedRecommender
  - org.apache.mahout.cf.taste.neighborhood.UserNeighborhood
  - org.apache.mahout.cf.taste.similarity.UserSimilarity
- org.apache.mahout.cf.taste.recommender.Rescorer<T>
- org.apache.mahout.cf.taste.impl.common.Retriever<K,V>
- org.apache.mahout.cf.taste.impl.common.RunningAverage
  - org.apache.mahout.cf.taste.impl.common.RunningAverageAndStdDev
- java.io.Serializable
  - org.apache.mahout.cf.taste.model.DataModel (also extends org.apache.mahout.cf.taste.common.Refreshable)
    - org.apache.mahout.cf.taste.model.JDBCDataModel
  - org.apache.mahout.cf.taste.model.JDBCDataModel
  - org.apache.mahout.cf.taste.model.PreferenceArray (also extends java.lang.Cloneable, java.lang.Iterable<T>)
- org.apache.mahout.fpm.pfpgrowth.convertors.StatusUpdater
- org.apache.mahout.common.Summarizable
- org.apache.mahout.ep.ThreadedEvolutionaryProcess.Function
- org.apache.mahout.cf.taste.impl.recommender.TopItems.Estimator<T>
- org.apache.mahout.df.builder.TreeBuilder
- org.apache.mahout.vectorizer.Weight
- org.apache.hadoop.io.Writable
  - org.apache.mahout.clustering.Cluster
  - org.apache.mahout.clustering.Model<O>
    - org.apache.mahout.clustering.Cluster

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.mahout.cf.taste.common.Weighting
    - org.apache.mahout.cf.taste.hadoop.pseudo.ReducerMetrics
    - org.apache.mahout.clustering.minhash.HashFactory.HashType
    - org.apache.mahout.df.data.Dataset.Attribute
    - org.apache.mahout.df.node.Node.Type
    - org.apache.mahout.math.hadoop.similarity.SimilarityType
    - org.apache.mahout.vectorizer.collocations.llr.LLRReducer.Skipped
    - org.apache.mahout.vectorizer.collocations.llr.Gram.Type
    - org.apache.mahout.vectorizer.collocations.llr.CollocReducer.Skipped
    - org.apache.mahout.vectorizer.collocations.llr.CollocMapper.Count

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