Rank-One NMF-Based Initialization for NMF and Relative Error Bounds Under a Geometric Assumption.
Zhaoqiang LiuVincent Y. F. TanPublished in: ITA (2018)
Keyphrases
- error bounds
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorisation
- matrix factorization
- theoretical analysis
- worst case
- frequent sets
- frobenius norm
- document clustering
- spectral clustering
- finite sample
- sparse representation
- dimensionality reduction
- data sets
- low rank approximation
- data representation
- association rules
- data matrix
- polynomial time approximation
- similarity measure