Improving NMF clustering by leveraging contextual relationships among words.
Mickael FebrissyAghiles SalahMelissa AilemMohamed NadifPublished in: Neurocomputing (2022)
Keyphrases
- nonnegative matrix factorization
- document clustering
- negative matrix factorization
- clustering algorithm
- clustering method
- spectral clustering
- matrix factorisation
- semantic relationships
- text documents
- contextual information
- latent semantic
- short text
- unsupervised learning
- distributional clustering
- k means
- probabilistic latent semantic analysis
- context sensitive
- contextual knowledge
- information retrieval
- information theoretic
- self organizing maps
- data points
- keywords
- information extraction
- related words
- text classification