An Improved Collaborative Filtering Based on Item Similarity Modified and Common Ratings.
Weijie WangJing YangLiang HePublished in: CW (2012)
Keyphrases
- collaborative filtering
- pearson correlation coefficient
- user similarity
- recommender systems
- user ratings
- cold start problem
- personalized recommendation
- collaborative filtering recommendation algorithm
- user preferences
- matrix factorization
- similarity computation
- latent factor models
- collaborative filtering algorithms
- item recommendation
- making recommendations
- recommendation algorithms
- recommendation systems
- user based collaborative filtering
- social networks
- cold start
- item based collaborative filtering
- active user
- data sparsity
- information filtering
- rating prediction
- similarity measure
- collaborative recommendation
- user profiles
- hybrid recommendation
- user item rating
- music recommendation
- user specific
- user interests
- distance measure