Adaptive nonnegative matrix factorization and measure comparisons for recommender systems.
Gianna M. Del CorsoFrancesco RomaniPublished in: Appl. Math. Comput. (2019)
Keyphrases
- nonnegative matrix factorization
- matrix factorization
- recommender systems
- collaborative filtering
- probabilistic latent semantic indexing
- negative matrix factorization
- nonnegative matrix
- active set
- least squares
- data representation
- principal component analysis
- low rank
- similarity measure
- original data
- spectral clustering
- computer vision
- data mining
- data sets
- document clustering
- multiscale
- image processing
- factor matrices