Link sign prediction by Variational Bayesian Probabilistic Matrix Factorization with Student-t Prior.
Yisen WangFangbing LiuShu-Tao XiaJia WuPublished in: Inf. Sci. (2017)
Keyphrases
- variational bayesian
- probabilistic matrix factorization
- dirichlet process
- matrix factorization
- factor analysis
- bayesian methods
- exponential family
- bayesian model
- gaussian processes
- expectation maximization
- collaborative filtering
- multi task learning
- mixture model
- incomplete data
- bayesian framework
- variational inference
- posterior distribution
- recommender systems
- missing data
- density function
- markov chain monte carlo
- latent dirichlet allocation
- latent topics
- generative model