Low-rank dictionary learning for unsupervised feature selection.
Mohsen Ghassemi ParsaHadi ZareMehdi GhateePublished in: Expert Syst. Appl. (2022)
Keyphrases
- unsupervised feature selection
- low rank
- dictionary learning
- data matrix
- group sparsity
- sparse coding
- linear combination
- sparse representation
- matrix factorization
- high dimensional data
- missing data
- singular value decomposition
- dimensionality reduction
- convex optimization
- semi supervised
- feature selection
- negative matrix factorization
- high order
- singular values
- data clustering
- nonnegative matrix factorization
- norm minimization
- generative model
- neural network
- data sets
- image classification
- higher order
- collaborative filtering
- similarity measure