Keyphrases
- domain adaptation
- multiple sources
- cross domain
- semi supervised
- labeled data
- semi supervised learning
- sentiment classification
- transfer learning
- covariate shift
- document classification
- unlabeled data
- semantic relations
- target domain
- text categorization
- concept space
- test data
- face recognition
- e learning
- manifold alignment
- model selection
- prior knowledge
- feature extraction
- data mining