Keyphrases
- question answering
- information retrieval
- natural language
- natural language processing
- question classification
- multi modal
- natural language questions
- information extraction
- named entities
- qa clef
- passage retrieval
- question answering systems
- cross language
- syntactic information
- audio visual
- open domain question answering
- relation extraction
- answering questions
- structured data
- graph structure
- sentence retrieval
- answer validation
- multimedia