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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 java.lang.Exception 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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Class org.apache.mahout.cf.taste.hadoop.similarity.item.PrefsToItemUserMatrixMapper extends java.lang.Object implements Serializable |
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Class org.apache.mahout.cf.taste.hadoop.similarity.item.PrefsToItemUserMatrixReducer extends java.lang.Object 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.CompactRunningAverage extends java.lang.Object implements Serializable |
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Serialized Fields |
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char count
float average
Class org.apache.mahout.cf.taste.impl.common.CompactRunningAverageAndStdDev extends CompactRunningAverage implements Serializable |
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Serialized Fields |
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float stdDev
float sumX2
Class org.apache.mahout.cf.taste.impl.common.FastByIDMap extends java.lang.Object implements Serializable |
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Serialized Fields |
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long[] keys
java.lang.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 java.lang.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 java.lang.Object implements Serializable |
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Serialized Fields |
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java.lang.Object[] keys
java.lang.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 java.lang.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 java.lang.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 sumX2
Class org.apache.mahout.cf.taste.impl.common.WeightedRunningAverage extends java.lang.Object implements Serializable |
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Serialized Fields |
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double totalWeight
double average
Package org.apache.mahout.cf.taste.impl.eval |
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Class org.apache.mahout.cf.taste.impl.eval.IRStatisticsImpl extends java.lang.Object implements Serializable |
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Serialized Fields |
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double precision
double recall
double fallOut
Package org.apache.mahout.cf.taste.impl.model |
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Class org.apache.mahout.cf.taste.impl.model.AbstractDataModel extends java.lang.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 java.lang.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 java.lang.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 java.lang.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 java.lang.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 java.lang.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 java.lang.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 java.lang.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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java.io.File dataFile
long lastModified
long lastUpdateFileModified
char delimiter
java.util.regex.Pattern delimiterPattern
boolean hasPrefValues
DataModel delegate
java.util.concurrent.locks.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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java.lang.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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javax.sql.DataSource dataSource
java.lang.String preferenceTable
java.lang.String userIDColumn
java.lang.String itemIDColumn
java.lang.String preferenceColumn
java.lang.String getPreferenceSQL
java.lang.String getPreferenceTimeSQL
java.lang.String getUserSQL
java.lang.String getAllUsersSQL
java.lang.String getNumItemsSQL
java.lang.String getNumUsersSQL
java.lang.String setPreferenceSQL
java.lang.String removePreferenceSQL
java.lang.String getUsersSQL
java.lang.String getItemsSQL
java.lang.String getPrefsForItemSQL
java.lang.String getNumPreferenceForItemSQL
java.lang.String getNumPreferenceForItemsSQL
java.lang.String getMaxPreferenceSQL
java.lang.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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Package org.apache.mahout.cf.taste.impl.recommender |
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Class org.apache.mahout.cf.taste.impl.recommender.ByValueRecommendedItemComparator extends java.lang.Object implements Serializable |
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Class org.apache.mahout.cf.taste.impl.recommender.GenericRecommendedItem extends java.lang.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 java.lang.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 java.lang.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 java.lang.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 java.lang.Object implements Serializable |
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Serialized Fields |
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IntPairWritable pair
double frequency
Class org.apache.mahout.common.LongPair extends java.lang.Object implements Serializable |
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Serialized Fields |
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long first
long second
Class org.apache.mahout.common.Pair extends java.lang.Object implements Serializable |
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Serialized Fields |
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java.lang.Object first
java.lang.Object second
Class org.apache.mahout.common.RandomWrapper extends java.util.Random implements Serializable |
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Serialized Fields |
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java.util.Random random
java.lang.Long fixedSeed
Class org.apache.mahout.common.TimingStatistics extends java.lang.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 java.lang.Exception implements Serializable |
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Package org.apache.mahout.ep |
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Class org.apache.mahout.ep.EvolutionaryProcess.EarlyTerminationException extends java.lang.RuntimeException implements Serializable |
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Package org.apache.mahout.math |
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Class org.apache.mahout.math.CardinalityException extends java.lang.IllegalArgumentException implements Serializable |
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Class org.apache.mahout.math.IndexException extends java.lang.IllegalArgumentException implements Serializable |
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Class org.apache.mahout.math.PersistentObject extends java.lang.Object implements Serializable |
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Class org.apache.mahout.math.SingularValueDecomposition extends java.lang.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 java.lang.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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