Multi-Perspective Question Answering Using the OpQA Corpus.
Veselin StoyanovClaire CardieJanyce WiebePublished in: HLT/EMNLP (2005)
Keyphrases
- question answering
- multi perspective
- semantic roles
- information retrieval
- d scene
- information extraction
- open domain question answering
- passage retrieval
- natural language questions
- named entities
- question classification
- cross language
- syntactic information
- question answering systems
- natural language
- natural language processing
- qa clef
- question answer pairs
- candidate answers
- answer extraction
- semantic parsing
- sentence retrieval
- optical flow
- artificial intelligence