Elastic net regularized kernel non-negative matrix factorization algorithm for clustering guided image representation.
Wenjie ZhuYishu PengPublished in: Appl. Soft Comput. (2020)
Keyphrases
- image representation
- elastic net
- regularized kernel
- image classification
- multiscale
- projection matrix
- image features
- clustering algorithm
- object recognition
- topology preserving
- bag of words
- sparse coding
- k means
- sparse representation
- feature space
- visual words
- data points
- image retrieval
- self organizing maps
- low level features
- document clustering
- data clustering
- unsupervised learning
- pairwise
- high dimensional data
- singular value decomposition
- spectral clustering
- null space