Graph Regularized Constrained Non-Negative Matrix Factorization With Lₚ Smoothness for Image Representation.
Zhenqiu ShuZonghui WengYunmeng ZhangCong-Zhe YouZhen LiuPublished in: IEEE Access (2020)
Keyphrases
- image representation
- negative matrix factorization
- sparse representation
- image classification
- regularized least squares
- multiscale
- sparsity constraints
- sparse coding
- nonnegative matrix factorization
- matrix factorization
- bag of words
- object recognition
- document clustering
- image features
- image retrieval
- principal component analysis
- objective function
- feature space
- visual words
- scene classification
- information retrieval
- spectral clustering
- least squares
- probabilistic latent semantic analysis
- natural language processing
- face recognition
- search engine