Overcoming Data Sparsity in Group Recommendation.
Hongzhi YinQinyong WangKai ZhengZhixu LiXiaofang ZhouPublished in: IEEE Trans. Knowl. Data Eng. (2022)
Keyphrases
- data sparsity
- collaborative filtering
- recommender systems
- matrix factorization
- cold start
- cold start problem
- transfer learning
- recommendation quality
- recommendation systems
- feature selection
- hybrid recommendation
- collaborative filtering algorithms
- user ratings
- user interests
- missing data
- user preferences
- information retrieval