Rating-based collaborative filtering combined with additional regularization.
Shu WuShengrui WangPublished in: SIGIR (2011)
Keyphrases
- collaborative filtering
- recommender systems
- matrix factorization
- user preferences
- user ratings
- recommendation systems
- data sparsity
- pearson correlation coefficient
- regularization parameter
- collaborative filtering recommendation algorithm
- collaborative filtering algorithms
- recommendation quality
- information filtering
- netflix prize
- demographic information
- regularization methods
- neighbor selection
- machine learning
- making recommendations
- active user
- combining multiple
- deal with information overload
- user item rating