Keyphrases
- domain adaptation
- cross domain
- semi supervised
- multiple sources
- transfer learning
- semi supervised learning
- labeled data
- test data
- document classification
- covariate shift
- manifold alignment
- sentiment classification
- co training
- target domain
- unlabeled data
- training data
- test set
- unsupervised learning
- object oriented
- prior knowledge
- concept space
- information retrieval