Text Mining Using Non-Negative Matrix Factorizations.
V. Paul PaucaFarial ShahnazMichael W. BerryRobert J. PlemmonsPublished in: SDM (2004)
Keyphrases
- matrix factorization
- text mining
- tensor factorization
- collaborative filtering
- low rank
- positive and negative
- nonnegative matrix factorization
- missing data
- recommender systems
- negative matrix factorization
- information extraction
- natural language processing
- text documents
- data analysis
- document clustering
- data mining
- machine learning
- factorization methods
- web mining
- text classification
- knowledge discovery
- information retrieval
- text categorisation
- topic models
- parallel algorithm
- probabilistic model
- pairwise
- stochastic gradient descent
- feature extraction