Helpfulness-Aware Matrix Factorization for Cross-Category Service Recommendations.
Bowen ZhouRaymond K. WongVictor W. ChuTengyue LiSimon FongChi-Hung ChiPublished in: SCC (2019)
Keyphrases
- matrix factorization
- recommender systems
- collaborative filtering
- item recommendation
- cold start problem
- low rank
- latent factor models
- negative matrix factorization
- data sparsity
- missing data
- factorization methods
- factor analysis
- cold start
- user preferences
- nonnegative matrix factorization
- variational bayesian
- stochastic gradient descent
- probabilistic matrix factorization
- user profiles
- user ratings
- implicit feedback
- personalized recommendation
- recommendation systems