PullNet: Open Domain Question Answering with Iterative Retrieval on Knowledge Bases and Text.
Haitian SunTania Bedrax-WeissWilliam W. CohenPublished in: CoRR (2019)
Keyphrases
- open domain question answering
- information retrieval
- text retrieval
- knowledge base
- semantic content
- text mining
- question answering
- retrieval model
- information retrieval systems
- semantic network
- query expansion
- knowledge representation
- image retrieval
- retrieval systems
- document retrieval
- expert systems
- language model
- co occurrence
- relevance feedback
- text documents
- keywords
- search engine
- web documents
- knowledge sources