Dropping Symmetry for Fast Symmetric Nonnegative Matrix Factorization.
Zhihui ZhuXiao LiKai LiuQiuwei LiPublished in: CoRR (2018)
Keyphrases
- nonnegative matrix factorization
- rotational symmetry
- symmetry detection
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- data representation
- least squares
- nonnegative matrix
- active set
- principal component analysis
- spectral clustering
- document clustering
- sparsity constraints
- objective function
- computer vision
- sparse representation
- collaborative filtering
- nearest neighbor
- feature extraction
- image sequences