GWMF: Gradient Weighted Matrix Factorisation for Recommender Systems.
Nipa ChowdhuryXiongcai CaiPublished in: APWeb (2013)
Keyphrases
- recommender systems
- matrix factorisation
- collaborative filtering
- em algorithm
- matrix factorization
- user preferences
- feature extraction
- user profiles
- nonnegative matrix factorization
- weighted sum
- kernel function
- user profiling
- personalized recommendation
- user modeling
- information overload
- data sets
- pairwise
- objective function
- clustering algorithm