An Approach to Answer Selection in Question-Answering Based on Semantic Relations.
Ana Cristina MendesLuísa CoheurPublished in: IJCAI (2011)
Keyphrases
- semantic relations
- question answering
- natural language processing
- question classification
- natural language questions
- relation extraction
- question answering systems
- qa systems
- answering questions
- candidate answers
- answer validation
- wordnet
- answer extraction
- semantic roles
- co occurrence
- information extraction
- question answer pairs
- named entities
- natural language
- semantic relationships
- passage retrieval
- qa clef
- knowledge sources
- information retrieval
- computational linguistics
- syntactic information
- web pages
- machine learning
- automatic extraction
- text summarization
- named entity recognition
- word sense disambiguation