Keyphrases
- machine learning methods
- classification method
- preprocessing
- machine learning
- benchmark datasets
- higher classification accuracy
- robust classification
- density estimation
- pattern recognition
- classification accuracy
- multi class
- classification schemes
- discriminative learning
- classification systems
- decision trees
- benchmark data sets
- feature extraction
- data mining
- learning algorithm
- accurate classification
- feature selection algorithms
- feature selection
- support vector
- support vector machine svm
- unsupervised learning
- empirical studies
- text classification
- image classification
- high dimensional