Applying the learning rate adaptation to the matrix factorization based collaborative filtering.
Xin LuoYunni XiaQingsheng ZhuPublished in: Knowl. Based Syst. (2013)
Keyphrases
- matrix factorization
- collaborative filtering
- stochastic gradient descent
- data sparsity
- latent factor models
- recommender systems
- low rank
- missing data
- factorization methods
- probabilistic matrix factorization
- negative matrix factorization
- video sequences
- computational complexity
- end to end
- nonnegative matrix factorization