SVDPlusPlusFactorizer ClassNReco.Recommender Class Library
SVD++, an enhancement of classical matrix factorization for rating prediction. Additionally to using ratings (how did people rate?) for learning, this model also takes into account who rated what. Yehuda Koren: Factorization Meets the Neighborhood: a Multifaceted Collaborative Filtering Model, KDD 2008.
Inheritance Hierarchy

System Object
  NReco.CF.Taste.Impl.Recommender.SVD AbstractFactorizer
    NReco.CF.Taste.Impl.Recommender.SVD RatingSGDFactorizer
      NReco.CF.Taste.Impl.Recommender.SVD SVDPlusPlusFactorizer

Namespace: NReco.CF.Taste.Impl.Recommender.SVD
Assembly: NReco.Recommender (in NReco.Recommender.dll) Version: (

public sealed class SVDPlusPlusFactorizer : RatingSGDFactorizer

The SVDPlusPlusFactorizer type exposes the following members.


Public methodSVDPlusPlusFactorizer(IDataModel, Int32, Int32)
Initializes a new instance of the SVDPlusPlusFactorizer class
Public methodSVDPlusPlusFactorizer(IDataModel, Int32, Double, Double, Double, Int32, Double)
Initializes a new instance of the SVDPlusPlusFactorizer class

Public methodEquals
Determines whether the specified Object is equal to the current Object.
(Inherited from Object.)
Public methodFactorize (Overrides RatingSGDFactorizer Factorize .)
Public methodGetHashCode
Serves as a hash function for a particular type.
(Inherited from Object.)
Public methodGetType
Gets the Type of the current instance.
(Inherited from Object.)
Public methodRefresh (Inherited from AbstractFactorizer.)
Public methodToString
Returns a string that represents the current object.
(Inherited from Object.)
See Also