Keyphrases
- machine learning methods
- benchmark datasets
- classification method
- text classification
- classification systems
- benchmark data sets
- cross validation
- significant improvement
- preprocessing
- decision trees
- machine learning
- pattern recognition
- classification schemes
- feature extraction
- robust classification
- pattern classification
- automatic classification
- discriminative learning
- neural network
- majority voting
- multiclass classification
- classification decisions
- discriminative features
- statistical tests
- classification models
- classification algorithm
- machine learning algorithms
- feature selection
- data mining