Multiplicative update rules for nonnegative matrix factorization with co-occurrence constraints.
Steven K. TjoaK. J. Ray LiuPublished in: ICASSP (2010)
Keyphrases
- co occurrence
- nonnegative matrix factorization
- update rules
- update rule
- negative matrix factorization
- data representation
- matrix factorization
- principal component analysis
- wordnet
- least squares
- probabilistic latent semantic analysis
- spectral clustering
- document clustering
- named entities
- constrained optimization
- sparse representation
- loss function
- signal processing
- ant colony optimization algorithm
- particle swarm optimisation
- natural language processing
- objective function