WikiPassageQA: A Benchmark Collection for Research on Non-factoid Answer Passage Retrieval.
Daniel CohenLiu YangW. Bruce CroftPublished in: SIGIR (2018)
Keyphrases
- passage retrieval
- question answering
- question answering systems
- document retrieval
- qa systems
- quantitative evaluation
- audio visual
- language model
- document collections
- retrieval model
- query expansion
- answer extraction
- information retrieval
- retrieval systems
- information extraction
- natural language
- free text
- relevance model
- information retrieval systems
- natural language processing
- low level
- high level
- vector space
- vector space model
- probabilistic model
- pseudo relevance feedback
- correct answers
- query processing
- syntactic information