org.ranksys.fast.preference

Interface FastPreferenceSampler<U,I>

Type Parameters:

U - user type

I - item type

All Superinterfaces:

FastItemIndex<I>, FastUserIndex<U>, ItemIndex<I>, PreferenceSampler<U,I>, UserIndex<U>

All Known Implementing Classes:

AbstractFastPreferenceSampler

public interface FastPreferenceSampler<U,I>
extends PreferenceSampler<U,I>, FastUserIndex<U>, FastItemIndex<I>

Fast preference sampler, for stochastic algorithms.

Author:

Saúl Vargas (Saul.Vargas@mendeley.com)

Method Summary

Modifier and Type	Method and Description
Stream<Tuple2io<? extends IdxPref>>	fastSample() Get a stream of randomly sample user-item fast preferences.

Methods inherited from interface org.ranksys.core.preference.PreferenceSampler

sample

Methods inherited from interface es.uam.eps.ir.ranksys.fast.index.FastUserIndex

containsUser, getAllUidx, getAllUsers, uidx2user, uidx2user, uidx2user, user2uidx, user2uidx, user2uidx

Methods inherited from interface es.uam.eps.ir.ranksys.core.index.UserIndex

numUsers

Methods inherited from interface es.uam.eps.ir.ranksys.fast.index.FastItemIndex

containsItem, getAllIidx, getAllItems, iidx2item, iidx2item, iidx2item, item2iidx, item2iidx, item2iidx

Methods inherited from interface es.uam.eps.ir.ranksys.core.index.ItemIndex

numItems

Method Detail

fastSample

Stream<Tuple2io<? extends IdxPref>> fastSample()

Get a stream of randomly sample user-item fast preferences.

Returns:

stream of user-item fast preferences