Weighted Feature Subset Non-negative Matrix Factorization and Its Applications to Document Understanding.
Dingding WangTao LiChris H. Q. DingPublished in: ICDM (2010)
Keyphrases
- negative matrix factorization
- feature subset
- document clustering
- feature selection
- classification accuracy
- principal component analysis
- matrix factorization
- sparse representation
- genetic algorithm ga
- feature set
- feature space
- designing effective
- automatic summarization
- automatic text summarization
- training data
- svm classifier
- text mining
- spectral clustering
- data points
- feature extraction
- clustering algorithm
- neural network
- data sets