Collective matrix factorization for co-clustering.
Mrinmaya SachanShashank SrivastavaPublished in: WWW (Companion Volume) (2013)
Keyphrases
- matrix factorization
- data matrix
- collaborative filtering
- simultaneous clustering
- low rank
- recommender systems
- missing data
- negative matrix factorization
- nonnegative matrix factorization
- factorization methods
- nonnegative matrix tri factorization
- variational bayesian
- factor analysis
- data sparsity
- semi supervised
- item recommendation
- low rank matrix
- clustering algorithm
- stochastic gradient descent
- tensor factorization
- categorical data
- co occurrence
- factorization method
- implicit feedback
- mixture model
- multiscale
- data sets
- personalized ranking