Keyphrases
- domain adaptation
- image classification
- weakly labeled data
- co training
- training data
- cross domain
- bag of words
- target domain
- test data
- labeled data
- semi supervised learning
- image features
- support vector
- transfer learning
- feature selection
- sufficient training data
- image representation
- sentiment classification
- multiple sources
- feature extraction
- semi supervised
- test set
- training examples
- decision trees
- class labels
- training samples
- information retrieval
- covariate shift
- sparse representation
- machine learning algorithms
- naive bayes
- text classification
- training set
- learning tasks
- classification algorithm
- error rate
- feature set
- databases