Uses of Class
es.uam.eps.ir.ranksys.core.preference.IdPref

Packages that use IdPref

Package	Description
es.uam.eps.ir.ranksys.core.preference	Classes for accessing user-item preferences.
es.uam.eps.ir.ranksys.fast.preference	Fast versions of PreferenceData.
org.ranksys.compression.preferences	Compressed PreferenceData for binary and rating data.
org.ranksys.core.preference	Classes for accessing user-item preferences.
org.ranksys.fast.preference	Fast versions of PreferenceData.
org.ranksys.fm	Wrappers for factorisation machines.

Uses of IdPref in es.uam.eps.ir.ranksys.core.preference

Methods in es.uam.eps.ir.ranksys.core.preference that return types with arguments of type IdPref

Modifier and Type	Method and Description
Stream<? extends IdPref<U>>	PreferenceData.getItemPreferences(I i) Returns a stream of the preferences of the item
Stream<IdPref<U>>	ConcatPreferenceData.getItemPreferences(I i)
Stream<? extends IdPref<U>>	SimplePreferenceData.getItemPreferences(I i)
Stream<? extends IdPref<I>>	PreferenceData.getUserPreferences(U u) Returns a stream of the preferences of the user
Stream<IdPref<I>>	ConcatPreferenceData.getUserPreferences(U u)
Stream<? extends IdPref<I>>	SimplePreferenceData.getUserPreferences(U u)

Method parameters in es.uam.eps.ir.ranksys.core.preference with type arguments of type IdPref

Modifier and Type	Method and Description
static <U,I,O> SimplePreferenceData<U,I>	SimplePreferenceData.load(Stream<org.jooq.lambda.tuple.Tuple4<U,I,Double,O>> tuples, org.jooq.lambda.function.Function4<U,I,Double,O,? extends IdPref<I>> uPrefFun, org.jooq.lambda.function.Function4<U,I,Double,O,? extends IdPref<U>> iPrefFun) Loads an instance of the class from a stream of tuples possibly containing extra information.
static <U,I,O> SimplePreferenceData<U,I>	SimplePreferenceData.load(Stream<org.jooq.lambda.tuple.Tuple4<U,I,Double,O>> tuples, org.jooq.lambda.function.Function4<U,I,Double,O,? extends IdPref<I>> uPrefFun, org.jooq.lambda.function.Function4<U,I,Double,O,? extends IdPref<U>> iPrefFun) Loads an instance of the class from a stream of tuples possibly containing extra information.

Constructor parameters in es.uam.eps.ir.ranksys.core.preference with type arguments of type IdPref

Constructor and Description
SimplePreferenceData(Map<U,List<IdPref<I>>> userMap, Map<I,List<IdPref<U>>> itemMap, int numPreferences) Constructor.
SimplePreferenceData(Map<U,List<IdPref<I>>> userMap, Map<I,List<IdPref<U>>> itemMap, int numPreferences) Constructor.

Uses of IdPref in es.uam.eps.ir.ranksys.fast.preference

Fields in es.uam.eps.ir.ranksys.fast.preference with type parameters of type IdPref

Modifier and Type	Field and Description
protected Function<IdxPref,IdPref<U>>	AbstractFastPreferenceData.iPrefFun Converter from IdxPref to IdPref (preference from user).
protected Function<IdxPref,IdPref<I>>	AbstractFastPreferenceData.uPrefFun Converter from IdxPref to IdPref (preference for item).

Methods in es.uam.eps.ir.ranksys.fast.preference that return types with arguments of type IdPref

Modifier and Type	Method and Description
Stream<? extends IdPref<U>>	AbstractFastPreferenceData.getItemPreferences(I i)
Stream<? extends IdPref<I>>	TransposedPreferenceData.getItemPreferences(U i)
Optional<IdPref<U>>	TransposedPreferenceData.getPreference(I u, U i)
Optional<? extends IdPref<I>>	SimpleFastPreferenceData.getPreference(U u, I i)
Stream<? extends IdPref<U>>	TransposedPreferenceData.getUserPreferences(I u)
Stream<? extends IdPref<I>>	AbstractFastPreferenceData.getUserPreferences(U u)

Method parameters in es.uam.eps.ir.ranksys.fast.preference with type arguments of type IdPref

Modifier and Type	Method and Description
static <U,I,O> SimpleFastPreferenceData<U,I>	SimpleFastPreferenceData.load(Stream<org.jooq.lambda.tuple.Tuple4<U,I,Double,O>> tuples, org.jooq.lambda.function.Function4<Integer,Integer,Double,O,? extends IdxPref> uIdxPrefFun, org.jooq.lambda.function.Function4<Integer,Integer,Double,O,? extends IdxPref> iIdxPrefFun, FastUserIndex<U> uIndex, FastItemIndex<I> iIndex, Function<IdxPref,IdPref<I>> uIdPrefFun, Function<IdxPref,IdPref<U>> iIdPrefFun) Loads a SimpleFastPreferenceData from a stream of user-item-value-other tuples.
static <U,I,O> SimpleFastPreferenceData<U,I>	SimpleFastPreferenceData.load(Stream<org.jooq.lambda.tuple.Tuple4<U,I,Double,O>> tuples, org.jooq.lambda.function.Function4<Integer,Integer,Double,O,? extends IdxPref> uIdxPrefFun, org.jooq.lambda.function.Function4<Integer,Integer,Double,O,? extends IdxPref> iIdxPrefFun, FastUserIndex<U> uIndex, FastItemIndex<I> iIndex, Function<IdxPref,IdPref<I>> uIdPrefFun, Function<IdxPref,IdPref<U>> iIdPrefFun) Loads a SimpleFastPreferenceData from a stream of user-item-value-other tuples.

Constructor parameters in es.uam.eps.ir.ranksys.fast.preference with type arguments of type IdPref

Constructor and Description
AbstractFastPreferenceData(FastUserIndex<U> userIndex, FastItemIndex<I> itemIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor.
AbstractFastPreferenceData(FastUserIndex<U> userIndex, FastItemIndex<I> itemIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor.
SimpleFastPreferenceData(int numPreferences, List<List<IdxPref>> uidxList, List<List<IdxPref>> iidxList, FastUserIndex<U> uIndex, FastItemIndex<I> iIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converter.
SimpleFastPreferenceData(int numPreferences, List<List<IdxPref>> uidxList, List<List<IdxPref>> iidxList, FastUserIndex<U> uIndex, FastItemIndex<I> iIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converter.
TransposedPreferenceData(FastPreferenceData<U,I> recommenderData, org.jooq.lambda.function.Function2<U,IdPref<I>,IdPref<U>> idPrefFun, org.jooq.lambda.function.Function2<Integer,IdxPref,IdxPref> idxPrefFun) Constructor with custom converters between IdxPref and IdPref.
TransposedPreferenceData(FastPreferenceData<U,I> recommenderData, org.jooq.lambda.function.Function2<U,IdPref<I>,IdPref<U>> idPrefFun, org.jooq.lambda.function.Function2<Integer,IdxPref,IdxPref> idxPrefFun) Constructor with custom converters between IdxPref and IdPref.

Uses of IdPref in org.ranksys.compression.preferences

Constructor parameters in org.ranksys.compression.preferences with type arguments of type IdPref

Constructor and Description
AbstractCODECPreferenceData(FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converters.
AbstractCODECPreferenceData(FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converters.
BinaryCODECPreferenceData(FastPreferenceData<U,I> preferences, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor that utilizes other PreferenceData object with custom IdxPref to IdPref converters.
BinaryCODECPreferenceData(FastPreferenceData<U,I> preferences, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor that utilizes other PreferenceData object with custom IdxPref to IdPref converters.
BinaryCODECPreferenceData(Stream<Tuple2io<int[]>> ul, Stream<Tuple2io<int[]>> il, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor using streams of user and items preferences lists with custom IdxPref to IdPref converters.
BinaryCODECPreferenceData(Stream<Tuple2io<int[]>> ul, Stream<Tuple2io<int[]>> il, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor using streams of user and items preferences lists with custom IdxPref to IdPref converters.
RatingCODECPreferenceData(FastPreferenceData<U,I> preferences, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, CODEC<Cv> r_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor that utilizes other PreferenceData object with custom IdxPref to IdPref converters.
RatingCODECPreferenceData(FastPreferenceData<U,I> preferences, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, CODEC<Cv> r_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor that utilizes other PreferenceData object with custom IdxPref to IdPref converters.
RatingCODECPreferenceData(FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, CODEC<Cv> r_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor custom IdxPref to IdPref converters that does not read any input data.
RatingCODECPreferenceData(FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, CODEC<Cv> r_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor custom IdxPref to IdPref converters that does not read any input data.
RatingCODECPreferenceData(Stream<Tuple2io<int[][]>> ul, Stream<Tuple2io<int[][]>> il, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, CODEC<Cv> r_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor using streams of user and items preferences lists with custom IdxPref to IdPref converters.
RatingCODECPreferenceData(Stream<Tuple2io<int[][]>> ul, Stream<Tuple2io<int[][]>> il, FastUserIndex<U> users, FastItemIndex<I> items, CODEC<Cu> u_codec, CODEC<Ci> i_codec, CODEC<Cv> r_codec, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor using streams of user and items preferences lists with custom IdxPref to IdPref converters.

Uses of IdPref in org.ranksys.core.preference

Methods in org.ranksys.core.preference that return types with arguments of type IdPref

Modifier and Type	Method and Description
Optional<? extends IdPref<I>>	PointWisePreferenceData.getPreference(U u, I i) Get preference of a user for an item.
Stream<org.jooq.lambda.tuple.Tuple2<U,? extends IdPref<I>>>	PreferenceSampler.sample() Get a stream of randomly sample user-item preferences.

Uses of IdPref in org.ranksys.fast.preference

Constructor parameters in org.ranksys.fast.preference with type arguments of type IdPref

Constructor and Description
IteratorsAbstractFastPreferenceData(FastUserIndex<U> userIndex, FastItemIndex<I> itemIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converter.
IteratorsAbstractFastPreferenceData(FastUserIndex<U> userIndex, FastItemIndex<I> itemIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converter.
StreamsAbstractFastPreferenceData(FastUserIndex<U> userIndex, FastItemIndex<I> itemIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converter.
StreamsAbstractFastPreferenceData(FastUserIndex<U> userIndex, FastItemIndex<I> itemIndex, Function<IdxPref,IdPref<I>> uPrefFun, Function<IdxPref,IdPref<U>> iPrefFun) Constructor with custom IdxPref to IdPref converter.

Uses of IdPref in org.ranksys.fm

Methods in org.ranksys.fm with parameters of type IdPref

Modifier and Type	Method and Description
double	PreferenceFM.predict(U u, IdPref<I> pref) Predicts the preference by a user to an item preference.

Constructor parameters in org.ranksys.fm with type arguments of type IdPref

Constructor and Description
PreferenceFM(FastUserIndex<U> users, FastItemIndex<I> items, org.ranksys.javafm.FM fm, Function<IdPref<I>,IdxPref> uPrefFun) Constructor with custom default converter to IdxPref.