Keyphrases
- training set
- training samples
- text classification
- pattern classification
- classification scheme
- optimum path forest
- classification accuracy
- support vector machine
- classification process
- support vector
- feature space
- classification systems
- spectral features
- classification algorithm
- data sets
- support vector machine svm
- image classification
- decision trees
- supervised learning
- preprocessing
- classification method
- pattern recognition
- feature extraction
- unseen data
- automatic classification
- confidence scores
- randomly sampled
- benchmark datasets
- classification rate
- classification models
- cost sensitive
- machine learning methods
- class labels
- training data
- machine learning