org.lenskit.bias

Class ItemAverageRatingBiasModelProvider

java.lang.Object

org.lenskit.bias.ItemAverageRatingBiasModelProvider

All Implemented Interfaces:

javax.inject.Provider<ItemBiasModel>

public class ItemAverageRatingBiasModelProvider
extends java.lang.Object
implements javax.inject.Provider<ItemBiasModel>

Compute a bias model that returns items’ average ratings. For an item \(i\), the global bias \(b\) plus the item bias \(b_i\) will equal the item’s average rating. User biases are all zero.

Constructor Summary

Constructors

Constructor and Description
ItemAverageRatingBiasModelProvider(RatingSummary rs, double damp)

Method Summary

Modifier and Type	Method and Description
ItemBiasModel	get()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ItemAverageRatingBiasModelProvider

@Inject
public ItemAverageRatingBiasModelProvider(RatingSummary rs,
                                                  @BiasDamping
                                                  double damp)

Method Detail

get

public ItemBiasModel get()

Specified by:

get in interface javax.inject.Provider<ItemBiasModel>