Wasserstein Collaborative Filtering for Item Cold-start Recommendation.
Yitong MengXiao YanWeiwen LiuHuanhuan WuJames ChengPublished in: UMAP (2020)
Keyphrases
- collaborative filtering
- collaborative filtering recommendation algorithm
- item recommendation
- personalized recommendation
- user preferences
- user ratings
- recommender systems
- making recommendations
- cold start problem
- hybrid recommendation
- pearson correlation coefficient
- latent factor models
- item based collaborative filtering
- matrix factorization
- recommendation algorithms
- user similarity
- cold start
- rating prediction
- active user
- data sparsity
- recommendation systems
- user item rating
- user specific
- probabilistic matrix factorization
- implicit feedback
- pointwise
- neighbor selection
- transfer learning
- user behavior
- prediction accuracy
- user profiles
- deal with information overload