Keyphrases
- transfer learning
- learning tasks
- reinforcement learning
- knowledge transfer
- cross domain
- machine learning
- transfer knowledge
- semi supervised learning
- labeled data
- multi task
- active learning
- structure learning
- learning algorithm
- text categorization
- machine learning algorithms
- text classification
- cross domain learning
- multi task learning
- manifold alignment
- target domain
- domain adaptation
- collaborative filtering
- unlabeled data
- previously learned
- semi supervised
- real world
- databases