Functional matrix factorizations for cold-start recommendation.
Ke ZhouShuang-Hong YangHongyuan ZhaPublished in: SIGIR (2011)
Keyphrases
- matrix factorization
- collaborative filtering
- recommender systems
- low rank
- nonnegative matrix factorization
- negative matrix factorization
- factor analysis
- factorization methods
- matrix multiplication
- missing data
- data sparsity
- clustering algorithm
- stochastic gradient descent
- factor matrices
- data matrix
- graph cuts
- feature space
- multiscale