Trace Norm Regularized Matrix Factorization for Service Recommendation.
Qi YuZibin ZhengHongbing WangPublished in: ICWS (2013)
Keyphrases
- trace norm
- matrix factorization
- low rank
- collaborative filtering
- recommender systems
- item recommendation
- data sparsity
- matrix completion
- latent factor models
- nonnegative matrix factorization
- missing data
- factorization methods
- negative matrix factorization
- singular values
- stochastic gradient descent
- variational bayesian
- recommendation systems
- tensor factorization
- data matrix
- multi task
- high order
- linear combination
- high dimensional