A Composite Natural Language Processing and Information Retrieval Approach to Question Answering Using a Structured Knowledge Base.
Avani ChandurkarAjay BansalPublished in: Int. J. Semantic Comput. (2017)
Keyphrases
- question answering
- knowledge base
- text summarization
- natural language processing
- information extraction
- information retrieval
- syntactic information
- question classification
- question answering systems
- passage retrieval
- cross language
- natural language questions
- qa clef
- expert systems
- sentence retrieval
- structured data
- open domain question answering
- named entities
- wordnet
- knowledge representation
- natural language
- semantic roles
- candidate answers
- query expansion
- answer extraction