Wasserstein Collaborative Filtering for Item Cold-start Recommendation.
Yitong MengGuangyong ChenBenben LiaoJun GuoWeiwen LiuPublished in: CoRR (2019)
Keyphrases
- collaborative filtering
- collaborative filtering recommendation algorithm
- personalized recommendation
- item recommendation
- user preferences
- user ratings
- making recommendations
- cold start problem
- pearson correlation coefficient
- recommender systems
- recommendation algorithms
- hybrid recommendation
- latent factor models
- item based collaborative filtering
- cold start
- matrix factorization
- user similarity
- rating prediction
- active user
- data sparsity
- user item rating
- pointwise
- recommendation systems
- deal with information overload
- recommendation quality
- maximum margin matrix factorization
- user specific
- collaborative filtering recommendation
- user profiles
- user behavior
- machine learning
- probabilistic model
- probabilistic matrix factorization
- web page recommendation
- user feedback
- user interests
- weighted sum
- information overload
- tag recommendation