Keyphrases
- domain adaptation
- cross domain
- labeled data
- multiple sources
- semi supervised
- sentiment classification
- three dimensional
- transfer learning
- semi supervised learning
- test data
- target domain
- manifold alignment
- unlabeled data
- training data
- similarity measure
- co training
- databases
- text classification
- general purpose
- probabilistic model
- learning tasks
- active learning
- learning algorithm
- machine learning