Package es.uam.eps.ir.relison.links.recommendation.updateable

Interface UpdateableRecommender<U,I>

Type Parameters:

U - Type of the users.

I - Type of the items.

All Superinterfaces:

es.uam.eps.ir.ranksys.rec.Recommender<U,I>

All Known Subinterfaces:

FastUpdateableRecommender<U,I>

All Known Implementing Classes:

AbstractFastUpdateableRecommender, FastUpdateableRankingRecommender, MFGraphUpdateableRecommender, MFUpdateableRecommender, UpdateableBM25, UpdateableUBkNN, UserFastRankingUpdateableRecommender

public interface UpdateableRecommender<U,I>
extends es.uam.eps.ir.ranksys.rec.Recommender<U,I>

Interface for defining recommendation algorithms which can be updated over time.

Method Summary

Modifier and Type	Method	Description
void	update(java.util.stream.Stream<org.jooq.lambda.tuple.Tuple3<U,I,java.lang.Double>> tuples)	Updates the values of the recommender, considering that the following preferences have been added.
void	update(U u, I i, double val)	Updates the values of the recommender, considering that a new rating has been added.
void	updateAddItem(I i)	Updates the values of the recommender, considering that a new item has been added.
void	updateAddUser(U u)	Updates the values of the recommender, considering that a new user has been added.
void	updateDelete(java.util.stream.Stream<org.jooq.lambda.tuple.Tuple3<U,I,java.lang.Double>> tuples)	Updates the values of the recommender, considering that the following preferences have been removed.
void	updateDelete(U u, I i, double val)	Updates the values of the recommender, considering that a rating has been deleted.

Methods inherited from interface es.uam.eps.ir.ranksys.rec.Recommender

getRecommendation, getRecommendation, getRecommendation, getRecommendation, getRecommendation

Method Details

update

void update(java.util.stream.Stream<org.jooq.lambda.tuple.Tuple3<U,I,java.lang.Double>> tuples)

Updates the values of the recommender, considering that the following preferences have been added.

Parameters:

tuples - the preferences which have been added.

updateDelete

void updateDelete(java.util.stream.Stream<org.jooq.lambda.tuple.Tuple3<U,I,java.lang.Double>> tuples)

Updates the values of the recommender, considering that the following preferences have been removed.

Parameters:

tuples - the preferences which have been removed.

updateAddUser

void updateAddUser(U u)

Updates the values of the recommender, considering that a new user has been added.

Parameters:

u - the user which has been added.

updateAddItem

void updateAddItem(I i)

Updates the values of the recommender, considering that a new item has been added.

Parameters:

i - the item which has been added.

update

void update(U u, I i, double val)

Updates the values of the recommender, considering that a new rating has been added.

Parameters:

u - the user.

i - the item

val - the value.

updateDelete

void updateDelete(U u, I i, double val)

Updates the values of the recommender, considering that a rating has been deleted.

Parameters:

u - the user.

i - the item.

val - the value.