Keyphrases
- multi task learning
- external knowledge
- multi task
- text categorization
- community question answering
- domain knowledge
- gaussian processes
- wordnet
- learning tasks
- transfer learning
- document clustering
- learning algorithm
- feature selection
- reinforcement learning
- semantic features
- support vector machine
- text classification
- data sets
- social media
- multi label
- prior knowledge
- search engine
- machine learning