Incremental Collaborative Filtering recommender based on Regularized Matrix Factorization.
Xin LuoYunni XiaQingsheng ZhuPublished in: Knowl. Based Syst. (2012)
Keyphrases
- matrix factorization
- collaborative filtering
- recommender systems
- data sparsity
- low rank
- factorization methods
- probabilistic matrix factorization
- nonnegative matrix factorization
- factor analysis
- negative matrix factorization
- user preferences
- objective function
- making recommendations
- tensor factorization
- stochastic gradient descent
- implicit feedback
- variational bayesian
- recommendation quality
- least squares
- user ratings
- data matrix
- personalized recommendation
- cold start problem
- user profiles
- transfer learning
- web search
- latent factors
- matrix completion
- item recommendation
- recommendation systems