Overview of knowledge extraction techniques in five question-answering systems.
Fatine JebborLaila BenhlimaPublished in: SITA (2014)
Keyphrases
- knowledge extraction
- question answering systems
- question answering
- question classification
- knowledge discovery
- document retrieval
- information retrieval systems
- data mining
- natural language
- textual documents
- search engine
- passage retrieval
- candidate answers
- information extraction
- co occurrence
- information retrieval
- relevant documents
- real world