Alternating direction method of multipliers for non-negative matrix factorization with the beta-divergence.
Dennis L. SunCédric FévottePublished in: ICASSP (2014)
Keyphrases
- negative matrix factorization
- alternating direction method of multipliers
- convex optimization
- matrix factorization
- total variation
- sparse representation
- nonnegative matrix factorization
- matrix completion
- principal component analysis
- document clustering
- low rank
- image restoration
- convex relaxation
- sparse coding
- image processing
- update rule
- spectral clustering