A Generalization of Laplace Nonnegative Matrix Factorization and Its Multichannel Extension.
Hiroki TanjiTakahiro MurakamiHiroyuki KamataPublished in: APSIPA (2019)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- matrix factorization
- active set
- nonnegative matrix
- spectral clustering
- least squares
- principal component analysis
- document clustering
- data mining
- efficient implementation
- object recognition
- objective function
- pairwise
- sparsity constraints
- multiscale
- similarity measure
- image processing