Mining redundancy in candidate-bearing snippets to improve web question answering.
Youzheng WuXinhui HuHideki KashiokaPublished in: CIKM (2007)
Keyphrases
- question answering
- question answering systems
- answering questions
- question classification
- information extraction
- natural language processing
- named entities
- syntactic information
- cross language
- passage retrieval
- qa clef
- natural language questions
- sentence retrieval
- text mining
- data mining
- search engine
- information retrieval
- question answer pairs
- semantic roles
- relation extraction
- web documents
- candidate answers
- natural language
- answer validation
- web pages