Uses of Class
org.apache.mahout.cf.taste.impl.common.FastByIDMap

Packages that use FastByIDMap
org.apache.mahout.cf.taste.eval   
org.apache.mahout.cf.taste.impl.common   
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.recommender.svd   
org.apache.mahout.cf.taste.model   
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.eval
 

Methods in org.apache.mahout.cf.taste.eval with parameters of type FastByIDMap
 DataModel DataModelBuilder.buildDataModel(FastByIDMap<PreferenceArray> trainingData)
           Builds a DataModel implementation to be used in an evaluation, given training data.
 void RelevantItemsDataSplitter.processOtherUser(long userID, FastIDSet relevantItemIDs, FastByIDMap<PreferenceArray> trainingUsers, long otherUserID, DataModel dataModel)
          Adds a single user and all their preferences to the training model.
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.impl.common
 

Methods in org.apache.mahout.cf.taste.impl.common that return FastByIDMap
 FastByIDMap<V> FastByIDMap.clone()
           
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.impl.eval
 

Methods in org.apache.mahout.cf.taste.impl.eval with parameters of type FastByIDMap
 void GenericRelevantItemsDataSplitter.processOtherUser(long userID, FastIDSet relevantItemIDs, FastByIDMap<PreferenceArray> trainingUsers, long otherUserID, DataModel dataModel)
           
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.impl.model
 

Methods in org.apache.mahout.cf.taste.impl.model that return FastByIDMap
 FastByIDMap<PreferenceArray> GenericDataModel.getRawItemData()
          This is used mostly internally to the framework, and shouldn't be relied upon otherwise.
 FastByIDMap<FastIDSet> GenericBooleanPrefDataModel.getRawItemData()
          This is used mostly internally to the framework, and shouldn't be relied upon otherwise.
 FastByIDMap<PreferenceArray> GenericDataModel.getRawUserData()
          This is used mostly internally to the framework, and shouldn't be relied upon otherwise.
 FastByIDMap<FastIDSet> GenericBooleanPrefDataModel.getRawUserData()
          This is used mostly internally to the framework, and shouldn't be relied upon otherwise.
static FastByIDMap<PreferenceArray> GenericDataModel.toDataMap(DataModel dataModel)
          Exports the simple user IDs and preferences in the data model.
static FastByIDMap<FastIDSet> GenericBooleanPrefDataModel.toDataMap(DataModel dataModel)
          Exports the simple user IDs and associated item IDs in the data model.
static FastByIDMap<PreferenceArray> GenericDataModel.toDataMap(FastByIDMap<Collection<Preference>> data, boolean byUser)
          Swaps, in-place, Lists for arrays in Map values .
static FastByIDMap<FastIDSet> GenericBooleanPrefDataModel.toDataMap(FastByIDMap<PreferenceArray> data)
           
 

Methods in org.apache.mahout.cf.taste.impl.model with parameters of type FastByIDMap
static FastByIDMap<PreferenceArray> GenericDataModel.toDataMap(FastByIDMap<Collection<Preference>> data, boolean byUser)
          Swaps, in-place, Lists for arrays in Map values .
static FastByIDMap<FastIDSet> GenericBooleanPrefDataModel.toDataMap(FastByIDMap<PreferenceArray> data)
           
 

Constructors in org.apache.mahout.cf.taste.impl.model with parameters of type FastByIDMap
GenericBooleanPrefDataModel(FastByIDMap<FastIDSet> userData)
           Creates a new GenericDataModel from the given users (and their preferences).
GenericBooleanPrefDataModel(FastByIDMap<FastIDSet> userData, FastByIDMap<FastByIDMap<Long>> timestamps)
           Creates a new GenericDataModel from the given users (and their preferences).
GenericBooleanPrefDataModel(FastByIDMap<FastIDSet> userData, FastByIDMap<FastByIDMap<Long>> timestamps)
           Creates a new GenericDataModel from the given users (and their preferences).
GenericDataModel(FastByIDMap<PreferenceArray> userData)
           Creates a new GenericDataModel from the given users (and their preferences).
GenericDataModel(FastByIDMap<PreferenceArray> userData, FastByIDMap<FastByIDMap<Long>> timestamps)
           Creates a new GenericDataModel from the given users (and their preferences).
GenericDataModel(FastByIDMap<PreferenceArray> userData, FastByIDMap<FastByIDMap<Long>> timestamps)
           Creates a new GenericDataModel from the given users (and their preferences).
 

Constructor parameters in org.apache.mahout.cf.taste.impl.model with type arguments of type FastByIDMap
GenericBooleanPrefDataModel(FastByIDMap<FastIDSet> userData, FastByIDMap<FastByIDMap<Long>> timestamps)
           Creates a new GenericDataModel from the given users (and their preferences).
GenericDataModel(FastByIDMap<PreferenceArray> userData, FastByIDMap<FastByIDMap<Long>> timestamps)
           Creates a new GenericDataModel from the given users (and their preferences).
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.impl.model.file
 

Methods in org.apache.mahout.cf.taste.impl.model.file with parameters of type FastByIDMap
protected  void FileDataModel.processFile(FileLineIterator dataOrUpdateFileIterator, FastByIDMap<?> data, FastByIDMap<FastByIDMap<Long>> timestamps, boolean fromPriorData)
           
protected  void FileDataModel.processFile(FileLineIterator dataOrUpdateFileIterator, FastByIDMap<?> data, FastByIDMap<FastByIDMap<Long>> timestamps, boolean fromPriorData)
           
protected  void FileDataModel.processFileWithoutID(FileLineIterator dataOrUpdateFileIterator, FastByIDMap<FastIDSet> data, FastByIDMap<FastByIDMap<Long>> timestamps)
           
protected  void FileDataModel.processFileWithoutID(FileLineIterator dataOrUpdateFileIterator, FastByIDMap<FastIDSet> data, FastByIDMap<FastByIDMap<Long>> timestamps)
           
protected  void FileDataModel.processLine(String line, FastByIDMap<?> data, FastByIDMap<FastByIDMap<Long>> timestamps, boolean fromPriorData)
           Reads one line from the input file and adds the data to a FastByIDMap data structure which maps user IDs to preferences.
protected  void FileDataModel.processLine(String line, FastByIDMap<?> data, FastByIDMap<FastByIDMap<Long>> timestamps, boolean fromPriorData)
           Reads one line from the input file and adds the data to a FastByIDMap data structure which maps user IDs to preferences.
protected  void FileDataModel.processLineWithoutID(String line, FastByIDMap<FastIDSet> data, FastByIDMap<FastByIDMap<Long>> timestamps)
           
protected  void FileDataModel.processLineWithoutID(String line, FastByIDMap<FastIDSet> data, FastByIDMap<FastByIDMap<Long>> timestamps)
           
 

Method parameters in org.apache.mahout.cf.taste.impl.model.file with type arguments of type FastByIDMap
protected  void FileDataModel.processFile(FileLineIterator dataOrUpdateFileIterator, FastByIDMap<?> data, FastByIDMap<FastByIDMap<Long>> timestamps, boolean fromPriorData)
           
protected  void FileDataModel.processFileWithoutID(FileLineIterator dataOrUpdateFileIterator, FastByIDMap<FastIDSet> data, FastByIDMap<FastByIDMap<Long>> timestamps)
           
protected  void FileDataModel.processLine(String line, FastByIDMap<?> data, FastByIDMap<FastByIDMap<Long>> timestamps, boolean fromPriorData)
           Reads one line from the input file and adds the data to a FastByIDMap data structure which maps user IDs to preferences.
protected  void FileDataModel.processLineWithoutID(String line, FastByIDMap<FastIDSet> data, FastByIDMap<FastByIDMap<Long>> timestamps)
           
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.impl.recommender.svd
 

Constructors in org.apache.mahout.cf.taste.impl.recommender.svd with parameters of type FastByIDMap
Factorization(FastByIDMap<Integer> userIDMapping, FastByIDMap<Integer> itemIDMapping, double[][] userFeatures, double[][] itemFeatures)
           
Factorization(FastByIDMap<Integer> userIDMapping, FastByIDMap<Integer> itemIDMapping, double[][] userFeatures, double[][] itemFeatures)
           
 

Uses of FastByIDMap in org.apache.mahout.cf.taste.model
 

Methods in org.apache.mahout.cf.taste.model that return FastByIDMap
 FastByIDMap<FastIDSet> JDBCDataModel.exportWithIDsOnly()
           
 FastByIDMap<PreferenceArray> JDBCDataModel.exportWithPrefs()
          Hmm, should this exist elsewhere? seems like most relevant for a DB implementation, which is not in memory, which might want to export to memory.
 



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