Keyphrases
- question answering
- web news
- named entities
- knowledge base
- cross media
- cross language
- content extraction
- natural language processing
- information extraction
- natural language
- news articles
- knowledge representation
- cross lingual
- information retrieval
- expert systems
- text documents
- wordnet
- passage retrieval
- background knowledge
- news stories
- multimedia
- online news
- text mining