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Package org.apache.mahout.cf.taste.common |
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Class org.apache.mahout.cf.taste.common.NoSuchItemException extends TasteException implements Serializable |
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Class org.apache.mahout.cf.taste.common.NoSuchUserException extends TasteException implements Serializable |
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Class org.apache.mahout.cf.taste.common.TasteException extends Exception implements Serializable |
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Package org.apache.mahout.cf.taste.hadoop.als |
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Class org.apache.mahout.cf.taste.hadoop.als.IndexedVarIntWritable.GroupingComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Class org.apache.mahout.cf.taste.hadoop.als.IndexedVarIntWritable.SecondarySortComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Class org.apache.mahout.cf.taste.hadoop.als.TaggedVarIntWritable.GroupingComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Class org.apache.mahout.cf.taste.hadoop.als.TaggedVarIntWritable.SecondarySortComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Package org.apache.mahout.cf.taste.hadoop.similarity.item |
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Class org.apache.mahout.cf.taste.hadoop.similarity.item.CountUsersKeyWritable.CountUsersGroupComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Package org.apache.mahout.cf.taste.impl.common |
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Class org.apache.mahout.cf.taste.impl.common.FastByIDMap extends Object implements Serializable |
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Serialized Fields |
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long[] keys
Object[] values
int numEntries
int numSlotsUsed
int maxSize
org.apache.mahout.cf.taste.impl.common.BitSet recentlyAccessed
boolean countingAccesses
Class org.apache.mahout.cf.taste.impl.common.FastIDSet extends Object implements Serializable |
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Serialized Fields |
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long[] keys
int numEntries
int numSlotsUsed
Class org.apache.mahout.cf.taste.impl.common.FastMap extends Object implements Serializable |
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Serialized Fields |
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Object[] keys
Object[] values
int numEntries
int numSlotsUsed
int maxSize
org.apache.mahout.cf.taste.impl.common.BitSet recentlyAccessed
boolean countingAccesses
Class org.apache.mahout.cf.taste.impl.common.FixedRunningAverage extends Object implements Serializable |
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Serialized Fields |
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double average
int count
Class org.apache.mahout.cf.taste.impl.common.FixedRunningAverageAndStdDev extends FixedRunningAverage implements Serializable |
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Serialized Fields |
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double stdDev
Class org.apache.mahout.cf.taste.impl.common.FullRunningAverage extends Object implements Serializable |
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Serialized Fields |
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int count
double average
Class org.apache.mahout.cf.taste.impl.common.FullRunningAverageAndStdDev extends FullRunningAverage implements Serializable |
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Serialized Fields |
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double stdDev
double mk
double sk
Class org.apache.mahout.cf.taste.impl.common.WeightedRunningAverage extends Object implements Serializable |
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Serialized Fields |
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double totalWeight
double average
Class org.apache.mahout.cf.taste.impl.common.WeightedRunningAverageAndStdDev extends WeightedRunningAverage implements Serializable |
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Serialized Fields |
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double totalSquaredWeight
double totalWeightedData
double totalWeightedSquaredData
Package org.apache.mahout.cf.taste.impl.eval |
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Class org.apache.mahout.cf.taste.impl.eval.IRStatisticsImpl extends Object implements Serializable |
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Serialized Fields |
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double precision
double recall
double fallOut
double ndcg
Package org.apache.mahout.cf.taste.impl.model |
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Class org.apache.mahout.cf.taste.impl.model.AbstractDataModel extends Object implements Serializable |
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Serialized Fields |
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float maxPreference
float minPreference
Class org.apache.mahout.cf.taste.impl.model.BooleanItemPreferenceArray extends Object implements Serializable |
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Serialized Fields |
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long[] ids
long id
Class org.apache.mahout.cf.taste.impl.model.BooleanPreference extends Object implements Serializable |
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Serialized Fields |
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long userID
long itemID
Class org.apache.mahout.cf.taste.impl.model.BooleanUserPreferenceArray extends Object implements Serializable |
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Serialized Fields |
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long[] ids
long id
Class org.apache.mahout.cf.taste.impl.model.GenericBooleanPrefDataModel extends AbstractDataModel implements Serializable |
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Serialized Fields |
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long[] userIDs
FastByIDMap<V> preferenceFromUsers
long[] itemIDs
FastByIDMap<V> preferenceForItems
FastByIDMap<V> timestamps
Class org.apache.mahout.cf.taste.impl.model.GenericDataModel extends AbstractDataModel implements Serializable |
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Serialized Fields |
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long[] userIDs
FastByIDMap<V> preferenceFromUsers
long[] itemIDs
FastByIDMap<V> preferenceForItems
FastByIDMap<V> timestamps
Class org.apache.mahout.cf.taste.impl.model.GenericItemPreferenceArray extends Object implements Serializable |
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Serialized Fields |
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long[] ids
long id
float[] values
Class org.apache.mahout.cf.taste.impl.model.GenericPreference extends Object implements Serializable |
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Serialized Fields |
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long userID
long itemID
float value
Class org.apache.mahout.cf.taste.impl.model.GenericUserPreferenceArray extends Object implements Serializable |
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Serialized Fields |
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long[] ids
long id
float[] values
Class org.apache.mahout.cf.taste.impl.model.PlusAnonymousUserDataModel extends Object implements Serializable |
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Serialized Fields |
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DataModel delegate
PreferenceArray tempPrefs
FastIDSet prefItemIDs
Package org.apache.mahout.cf.taste.impl.model.file |
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Class org.apache.mahout.cf.taste.impl.model.file.FileDataModel extends AbstractDataModel implements Serializable |
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Serialized Fields |
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File dataFile
long lastModified
long lastUpdateFileModified
char delimiter
Pattern delimiterPattern
boolean hasPrefValues
DataModel delegate
ReentrantLock reloadLock
boolean transpose
long minReloadIntervalMS
Package org.apache.mahout.cf.taste.impl.model.jdbc |
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Class org.apache.mahout.cf.taste.impl.model.jdbc.AbstractBooleanPrefJDBCDataModel extends AbstractJDBCDataModel implements Serializable |
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Serialized Fields |
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String setPreferenceSQL
Class org.apache.mahout.cf.taste.impl.model.jdbc.AbstractJDBCDataModel extends AbstractJDBCComponent implements Serializable |
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Serialized Fields |
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DataSource dataSource
String preferenceTable
String userIDColumn
String itemIDColumn
String preferenceColumn
String getPreferenceSQL
String getPreferenceTimeSQL
String getUserSQL
String getAllUsersSQL
String getNumItemsSQL
String getNumUsersSQL
String setPreferenceSQL
String removePreferenceSQL
String getUsersSQL
String getItemsSQL
String getPrefsForItemSQL
String getNumPreferenceForItemsSQL
String getMaxPreferenceSQL
String getMinPreferenceSQL
int cachedNumUsers
int cachedNumItems
Cache<K,V> itemPrefCounts
float maxPreference
float minPreference
Class org.apache.mahout.cf.taste.impl.model.jdbc.GenericJDBCDataModel extends AbstractJDBCDataModel implements Serializable |
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Class org.apache.mahout.cf.taste.impl.model.jdbc.MySQLBooleanPrefJDBCDataModel extends AbstractBooleanPrefJDBCDataModel implements Serializable |
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Class org.apache.mahout.cf.taste.impl.model.jdbc.MySQLJDBCDataModel extends AbstractJDBCDataModel implements Serializable |
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Class org.apache.mahout.cf.taste.impl.model.jdbc.PostgreSQLBooleanPrefJDBCDataModel extends AbstractBooleanPrefJDBCDataModel implements Serializable |
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Class org.apache.mahout.cf.taste.impl.model.jdbc.PostgreSQLJDBCDataModel extends AbstractJDBCDataModel implements Serializable |
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Serialized Fields |
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String updatePreferenceSQL
Class org.apache.mahout.cf.taste.impl.model.jdbc.ReloadFromJDBCDataModel extends Object implements Serializable |
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Serialized Fields |
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DataModel delegateInMemory
JDBCDataModel delegate
RefreshHelper refreshHelper
Package org.apache.mahout.cf.taste.impl.recommender |
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Class org.apache.mahout.cf.taste.impl.recommender.ByValueRecommendedItemComparator extends Object implements Serializable |
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Class org.apache.mahout.cf.taste.impl.recommender.GenericRecommendedItem extends Object implements Serializable |
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Serialized Fields |
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long itemID
float value
Package org.apache.mahout.cf.taste.model |
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Package org.apache.mahout.classifier.bayes.common |
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Class org.apache.mahout.classifier.bayes.common.ByScoreLabelResultComparator extends Object implements Serializable |
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Package org.apache.mahout.classifier.bayes.datastore |
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Class org.apache.mahout.classifier.bayes.datastore.HBaseBayesDatastore extends Object implements Serializable |
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Package org.apache.mahout.classifier.bayes.exceptions |
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Class org.apache.mahout.classifier.bayes.exceptions.InvalidDatastoreException extends Exception implements Serializable |
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Package org.apache.mahout.classifier.bayes.mapreduce.common |
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Class org.apache.mahout.classifier.bayes.mapreduce.common.FeatureLabelComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Package org.apache.mahout.classifier.discriminative |
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Class org.apache.mahout.classifier.discriminative.TrainingException extends Exception implements Serializable |
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Package org.apache.mahout.common |
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Class org.apache.mahout.common.IntPairWritable extends org.apache.hadoop.io.BinaryComparable implements Serializable |
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Serialized Fields |
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byte[] b
Class org.apache.mahout.common.IntPairWritable.Comparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Class org.apache.mahout.common.IntPairWritable.FirstGroupingComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Class org.apache.mahout.common.IntPairWritable.Frequency extends Object implements Serializable |
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Serialized Fields |
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IntPairWritable pair
double frequency
Class org.apache.mahout.common.LongPair extends Object implements Serializable |
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Serialized Fields |
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long first
long second
Class org.apache.mahout.common.Pair extends Object implements Serializable |
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Serialized Fields |
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Object first
Object second
Class org.apache.mahout.common.RandomWrapper extends Random implements Serializable |
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Serialized Fields |
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Random random
Long fixedSeed
Class org.apache.mahout.common.TimingStatistics extends Object implements Serializable |
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Serialized Fields |
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int nCalls
long minTime
long maxTime
long sumTime
double sumSquaredTime
Package org.apache.mahout.df.data |
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Class org.apache.mahout.df.data.DescriptorException extends Exception implements Serializable |
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Package org.apache.mahout.ep |
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Class org.apache.mahout.ep.EvolutionaryProcess.EarlyTerminationException extends RuntimeException implements Serializable |
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Package org.apache.mahout.fpm.pfpgrowth |
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Class org.apache.mahout.fpm.pfpgrowth.CountDescendingPairComparator extends Object implements Serializable |
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Package org.apache.mahout.math |
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Class org.apache.mahout.math.CardinalityException extends IllegalArgumentException implements Serializable |
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Class org.apache.mahout.math.IndexException extends IllegalArgumentException implements Serializable |
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Class org.apache.mahout.math.PersistentObject extends Object implements Serializable |
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Class org.apache.mahout.math.SingularValueDecomposition extends Object implements Serializable |
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Serialized Fields |
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double[][] u
double[][] v
double[] s
int m
int n
boolean transpositionNeeded
Class org.apache.mahout.math.UnboundLabelException extends RuntimeException implements Serializable |
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Package org.apache.mahout.math.hadoop.similarity |
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Class org.apache.mahout.math.hadoop.similarity.SimilarityMatrixEntryKey.SimilarityMatrixEntryKeyComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Class org.apache.mahout.math.hadoop.similarity.SimilarityMatrixEntryKey.SimilarityMatrixEntryKeyGroupingComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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