Performance Evaluation of Pre-evaluation Functions in the Collaborative Filtering Recommender System.
Hee-Choon LeeSang-Eon ParkSeok Jun LeeYoung-Jun ChungPublished in: PDPTA (2009)
Keyphrases
- evaluation function
- recommender systems
- collaborative filtering
- matrix factorization
- user preferences
- cold start problem
- data sparsity
- temporal difference
- temporal difference learning
- information filtering
- recommendation quality
- information overload
- user item rating
- user profiles
- product recommendation
- branching factor
- recommendation systems
- heuristic function
- alpha beta
- cold start
- optimality criterion
- recommendation algorithms
- movie recommendation
- td learning
- two player games
- user model
- iterative deepening
- user interests
- personalized recommendation
- latent factor models
- transfer learning
- user feedback
- hybrid recommendation
- user ratings
- implicit feedback
- game tree search
- expected outcome