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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.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
float loadFactor
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
float loadFactor
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
float loadFactor
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
double reach
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.PlusAnonymousConcurrentUserDataModel extends PlusAnonymousUserDataModel implements Serializable |
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Serialized Fields |
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Map<K,V> tempPrefs
Map<K,V> prefItemIDs
Queue<E> usersPool
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
com.google.common.base.Splitter delimiterPattern
boolean hasPrefValues
DataModel delegate
ReentrantLock reloadLock
boolean transpose
long minReloadIntervalMS
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.df.data |
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Class org.apache.mahout.classifier.df.data.DescriptorException extends Exception implements Serializable |
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Package org.apache.mahout.common |
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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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org.apache.commons.math3.random.RandomGenerator random
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
long leadSumTime
double sumSquaredTime
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.OrderedIntDoubleMapping extends Object implements Serializable |
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Serialized Fields |
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int[] indices
double[] values
int numMappings
boolean noDefault
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.WeightedVectorComparator extends Object implements Serializable |
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Package org.apache.mahout.math.hadoop.stochasticsvd |
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Class org.apache.mahout.math.hadoop.stochasticsvd.SplitPartitionedWritable.SplitGroupingComparator extends org.apache.hadoop.io.WritableComparator implements Serializable |
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Package org.apache.mahout.math.random |
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Class org.apache.mahout.math.random.IndianBuffet.ImpossibleException extends RuntimeException implements Serializable |
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