Robust Nonnegative Matrix Factorization with Discriminability for image representation.
Yuchen GuoGuiguang DingJile ZhouPublished in: ICME (2015)
Keyphrases
- image representation
- nonnegative matrix factorization
- image classification
- multiscale
- matrix factorization
- data representation
- image features
- object recognition
- bag of words
- image retrieval
- feature space
- sparsity constraints
- scene classification
- principal component analysis
- visual words
- spectral clustering
- sparse coding
- least squares
- negative matrix factorization
- collaborative filtering
- document clustering
- linear quadtree
- signal processing
- face recognition