Keyphrases
- social media
- training set
- cost sensitive
- pattern recognition
- machine learning
- classification scheme
- classification method
- automatic classification
- feature extraction
- benchmark datasets
- classification accuracy
- training samples
- brain image analysis
- co training
- pattern classification
- machine learning algorithms
- image classification
- social networks
- decision trees
- machine learning methods
- neural network
- classification process
- classification systems
- feature selection
- multimedia
- support vector
- multi modal
- feature space
- classification algorithm
- class labels
- feature vectors
- support vector machine svm
- text classification