Characterizing Question Facets for Complex Answer Retrieval.
Sean MacAvaneyAndrew YatesArman CohanLuca SoldainiKai HuiNazli GoharianOphir FriederPublished in: SIGIR (2018)
Keyphrases
- high level
- image database
- community question answering
- information retrieval
- content based retrieval
- frequently asked
- document retrieval
- image retrieval
- question classification
- information retrieval systems
- complex systems
- question answering systems
- correct answers
- retrieval systems
- databases
- average precision
- efficient retrieval
- query expansion
- relevance feedback
- information extraction
- answering questions
- real world
- neural network