Text Retrieval Methods for Item Ranking in Collaborative Filtering.
Alejandro BellogínJun WangPablo CastellsPublished in: ECIR (2011)
Keyphrases
- collaborative filtering
- user similarity
- collaborative filtering recommendation algorithm
- learning to rank
- personalized recommendation
- rating prediction
- user preferences
- recommender systems
- user ratings
- maximum margin matrix factorization
- item recommendation
- cold start problem
- making recommendations
- pearson correlation coefficient
- web search
- latent factor models
- matrix factorization
- cross media retrieval
- implicit feedback
- user specific
- cold start
- item based collaborative filtering
- hybrid recommendation
- information retrieval
- ranking algorithm
- text mining
- keywords
- database
- active user
- textual features
- social networks
- link analysis
- free text
- collaborative recommendation
- recommendation algorithms
- recommendation systems
- user feedback
- text retrieval
- ranking functions
- content features
- tag recommendation
- prediction accuracy
- text documents