Joint sparse matrix regression and nonnegative spectral analysis for two-dimensional unsupervised feature selection.
Haoliang YuanJunyu LiLoi Lei LaiYuan Yan TangPublished in: Pattern Recognit. (2019)
Keyphrases
- spectral analysis
- unsupervised feature selection
- sparse matrix
- nonnegative matrix factorization
- data matrix
- data clustering
- feature selection
- barcode
- least squares
- model selection
- dimensionality reduction
- signal processing
- autoregressive
- floating point
- data sets
- denoising
- pattern recognition
- original data
- matrix factorization
- objective function
- feature extraction
- clustering algorithm
- image processing