Rank-One NMF-Based Initialization for NMF and Relative Error Bounds Under a Geometric Assumption.
Zhaoqiang LiuVincent Y. F. TanPublished in: IEEE Trans. Signal Process. (2017)
Keyphrases
- error bounds
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorisation
- theoretical analysis
- matrix factorization
- frequent sets
- document clustering
- frobenius norm
- principal component analysis
- worst case
- sparse representation
- special case
- spectral clustering
- data representation
- image classification
- probabilistic latent semantic analysis
- low rank approximation
- geometric structure
- information theoretic
- dimensionality reduction
- least squares
- wavelet synopses
- pairwise