public List <IRecommendedItem> MostSimilarItems(long[] itemIDs, int howMany,
IRescorer <Tuple <long, long> > rescorer)
{
TopItems.IEstimator <long> estimator = new MultiMostSimilarEstimator(itemIDs, similarity, rescorer,
EXCLUDE_ITEM_IF_NOT_SIMILAR_TO_ALL_BY_DEFAULT);
return(doMostSimilarItems(itemIDs, howMany, estimator));
}
internal MultiMostSimilarEstimator(long[] toItemIDs, IItemSimilarity similarity, IRescorer <Tuple <long, long> > rescorer,
bool excludeItemIfNotSimilarToAll)
{
this.toItemIDs = toItemIDs;
this.similarity = similarity;
this.rescorer = rescorer;
this.excludeItemIfNotSimilarToAll = excludeItemIfNotSimilarToAll;
}
public List <IRecommendedItem> MostSimilarItems(long[] itemIDs, int howMany,
IRescorer <Tuple <long, long> > rescorer,
bool excludeItemIfNotSimilarToAll)
{
TopItems.IEstimator <long> estimator = new MultiMostSimilarEstimator(itemIDs, similarity, rescorer,
excludeItemIfNotSimilarToAll);
return(doMostSimilarItems(itemIDs, howMany, estimator));
}
internal MostSimilarEstimator(long toUserID, IUserSimilarity similarity, IRescorer <Tuple <long, long> > rescorer)
{
this.toUserID = toUserID;
this.similarity = similarity;
this.rescorer = rescorer;
}
public virtual long[] MostSimilarUserIDs(long userID, int howMany, IRescorer <Tuple <long, long> > rescorer)
{
TopItems.IEstimator <long> estimator = new MostSimilarEstimator(userID, similarity, rescorer);
return(doMostSimilarUsers(howMany, estimator));
}
public MostSimilarEstimator(long toItemID, IItemSimilarity similarity, IRescorer <Tuple <long, long> > rescorer)
{
this.toItemID = toItemID;
this.similarity = similarity;
this.rescorer = rescorer;
}
public List <IRecommendedItem> MostSimilarItems(long itemID, int howMany,
IRescorer <Tuple <long, long> > rescorer)
{
TopItems.IEstimator <long> estimator = new MostSimilarEstimator(itemID, similarity, rescorer);
return(doMostSimilarItems(new long[] { itemID }, howMany, estimator));
}
