Robust Structured Nonnegative Matrix Factorization for Image Representation.
Zechao LiJinhui TangXiaofei HePublished in: IEEE Trans. Neural Networks Learn. Syst. (2018)
Keyphrases
- image representation
- nonnegative matrix factorization
- multiscale
- image classification
- negative matrix factorization
- bag of words
- object recognition
- matrix factorization
- image features
- image retrieval
- sparse representation
- feature space
- sparsity constraints
- scene classification
- visual words
- spectral clustering
- sparse coding
- data representation
- least squares
- text mining
- principal component analysis
- natural language processing
- knn
- original data
- image data
- data sets