Accelerated sparse nonnegative matrix factorization for unsupervised feature learning.
Ting XieHua ZhangRuihua LiuHanguang XiaoPublished in: Pattern Recognit. Lett. (2022)
Keyphrases
- nonnegative matrix factorization
- unsupervised feature learning
- sparsity constraints
- deep learning
- negative matrix factorization
- higher order
- data representation
- matrix factorization
- least squares
- sparse representation
- spectral clustering
- principal component analysis
- original data
- document clustering
- high dimensional
- unsupervised learning
- multiscale
- machine learning
- signal processing