Smoothing approach to alleviate the meager rating problem in collaborative recommender systems.
M. K. Kavitha DeviP. VenkateshPublished in: Future Gener. Comput. Syst. (2013)
Keyphrases
- collaborative recommender systems
- collaborative recommendation
- user ratings
- recommender systems
- association rules
- collaborative filtering
- injection attacks
- user preferences
- prediction accuracy
- user profiling
- spreading activation
- personalized recommendation
- matrix factorization
- cold start problem
- information retrieval
- machine learning
- information filtering
- user interests
- data mining techniques
- feature selection