NeNMF: An Optimal Gradient Method for Nonnegative Matrix Factorization.
Naiyang GuanDacheng TaoZhigang LuoBo YuanPublished in: IEEE Trans. Signal Process. (2012)
Keyphrases
- nonnegative matrix factorization
- gradient method
- negative matrix factorization
- matrix factorization
- sparse representation
- document clustering
- optimal solution
- data representation
- convergence rate
- objective function
- spectral clustering
- natural language
- principal component analysis
- text categorization
- image segmentation
- pattern recognition
- multiscale