Cost-sensitive classification with inadequate labeled data.
Tao WangZhenxing QinShichao ZhangChengqi ZhangPublished in: Inf. Syst. (2012)
Keyphrases
- labeled data
- cost sensitive classification
- cost sensitive
- active learning
- unlabeled data
- multi class
- semi supervised
- semi supervised learning
- error rate
- supervised learning
- text classification
- cost sensitive learning
- classification error
- training examples
- training data
- misclassification costs
- class labels
- data points
- transfer learning
- learning algorithm
- prior knowledge
- naive bayes
- base classifiers
- class distribution
- class imbalance
- neural network
- feature extraction
- training set
- graph cuts
- pairwise