Keyphrases
- text representation
- domain adaptation
- text classification
- text categorization
- text documents
- text retrieval
- labeled data
- cross domain
- bag of words
- sentiment classification
- text mining
- vector space model
- keywords
- semi supervised
- document clustering
- unlabeled data
- transfer learning
- multiple sources
- semi supervised learning
- text clustering
- document representation
- word sense disambiguation
- target domain
- clustering method
- sentiment analysis
- data sets
- unsupervised learning
- k nearest neighbor
- information extraction
- image retrieval
- search engine
- machine learning
- databases