A Heuristic Approach for New-Item Cold Start Problem in Recommendation of Micro Open Education Resources.
Geng SunTingru CuiDongming XuJun ShenShiping ChenPublished in: ITS (2018)
Keyphrases
- cold start problem
- recommender systems
- cold start
- collaborative filtering
- data sparsity
- personalized recommendation
- item based collaborative filtering
- collaborative recommendation
- open educational resources
- matrix factorization
- educational resources
- active learning
- implicit feedback
- information retrieval
- user behavior
- sentiment analysis