Keyphrases
- event extraction
- document level
- sentiment classification
- cross lingual
- language model
- open domain
- information extraction
- online news
- sentence level
- query expansion
- news articles
- language modeling
- information fusion
- document retrieval
- information access
- sentiment analysis
- coreference resolution
- machine translation
- passage retrieval
- data mining
- question answering
- natural language processing
- text classification
- co occurrence
- audio visual