Coarse-to-Fine Question Answering for Long Documents.
Eunsol ChoiDaniel HewlettJakob UszkoreitIllia PolosukhinAlexandre LacosteJonathan BerantPublished in: ACL (1) (2017)
Keyphrases
- coarse to fine
- question answering
- passage retrieval
- information retrieval
- natural language questions
- question answering systems
- syntactic information
- multiscale
- candidate answers
- answering questions
- object detection
- multiresolution
- question classification
- image registration
- information extraction
- natural language
- document retrieval
- natural language processing
- document collections
- dynamic programming
- named entities
- document classification
- text documents
- information retrieval systems
- vector space model
- relevant documents
- cross language
- retrieval systems
- xml documents
- text retrieval
- vector space
- machine learning
- document clustering
- speech transcripts
- language model
- answer extraction
- sentence retrieval
- question answer pairs
- search engine
- query expansion
- retrieved documents