Discriminant Convex Non-negative Matrix Factorization for the classification of human brain tumours.
Albert VilamalaPaulo J. G. LisboaSandra Ortega-MartorellAlfredo VellidoPublished in: Pattern Recognit. Lett. (2013)
Keyphrases
- negative matrix factorization
- principal component analysis
- feature extraction
- pattern recognition
- image classification
- matrix factorization
- nonnegative matrix factorization
- latent semantic space
- supervised learning
- document clustering
- feature selection
- sparse representation
- feature vectors
- convex optimization
- cost sensitive