Keyphrases
- domain adaptation
- pos tagging
- named entity recognition
- semi supervised
- multiple sources
- cross domain
- maximum entropy
- information extraction
- labeled data
- named entities
- target domain
- semi supervised learning
- transfer learning
- test data
- covariate shift
- natural language processing
- conditional random fields
- unlabeled data
- sentiment classification
- training data
- manifold alignment
- domain specific
- document classification
- co occurrence
- pairwise
- learning algorithm
- neural network