Organizing Encyclopedic Knowledge based on the Web and its Application to Question Answering
Atsushi FujiiTetsuya IshikawaPublished in: CoRR (2001)
Keyphrases
- data mining
- question answering
- answering questions
- question answering systems
- information extraction
- natural language processing
- natural language
- web documents
- question classification
- information retrieval
- passage retrieval
- syntactic information
- question answer pairs
- natural language questions
- open domain question answering
- relation extraction
- web pages
- cross language
- named entities
- sentence retrieval
- semantic roles
- answer extraction
- artificial intelligence
- information access
- qa systems
- information retrieval systems
- metadata
- textual entailment recognition