Retrieval-based Question Answering with Passage Expansion Using a Knowledge Graph.
Benno KruitYiming XuJan-Christoph KaloPublished in: LREC/COLING (2024)
Keyphrases
- question answering
- passage retrieval
- information retrieval
- information extraction
- document retrieval
- natural language processing
- question answering systems
- cross language
- named entities
- knowledge base
- natural language
- answer extraction
- question classification
- syntactic information
- domain knowledge
- query expansion
- expert systems
- retrieval model
- knowledge representation
- qa clef
- sentence retrieval
- natural language questions
- open domain question answering
- text retrieval
- retrieval systems
- qa systems
- answering questions
- answer validation
- speech transcripts
- image retrieval
- semantic information
- information retrieval systems
- language model