Keyphrases
- transfer learning
- unlabeled data
- labeled data
- learning tasks
- knowledge transfer
- semi supervised learning
- multi class
- machine learning
- active learning
- cross domain
- reinforcement learning
- domain adaptation
- multi task learning
- multi task
- semi supervised
- learning algorithm
- text classification
- collaborative filtering
- structure learning
- manifold alignment
- text categorization
- transfer knowledge
- supervised learning
- target domain
- text mining
- context sensitive
- learning problems
- cross validation
- neural network
- cross domain learning
- pairwise constraints
- multitask learning
- class labels
- machine learning algorithms
- natural language processing
- probabilistic model
- prior knowledge