Knowledge Guided Text Retrieval and Reading for Open Domain Question Answering.
Sewon MinDanqi ChenLuke ZettlemoyerHannaneh HajishirziPublished in: CoRR (2019)
Keyphrases
- text retrieval
- open domain question answering
- information retrieval
- query expansion
- document collections
- image retrieval
- cross language
- retrieval systems
- document retrieval
- inverted file
- knowledge representation
- knowledge base
- metadata
- database systems
- digital libraries
- machine learning
- co occurrence
- question answering
- search engine