Mitigating Data Sparsity Using Similarity Reinforcement-Enhanced Collaborative Filtering.
Yan HuWeisong ShiHong LiXiaohui HuPublished in: ACM Trans. Internet Techn. (2017)
Keyphrases
- data sparsity
- collaborative filtering
- matrix factorization
- pearson correlation coefficient
- recommender systems
- cold start problem
- reinforcement learning
- user similarity
- transfer learning
- recommendation quality
- hybrid recommendation
- cold start
- recommendation systems
- personalized recommendation
- user interests
- similarity measure
- collaborative filtering algorithms
- user preferences
- distance measure
- user ratings
- feature extraction