Answer Extracting Based on Passage Retrieval in Chinese Question Answering System.
Zhengtao YuLu HanCunli MaoYunwei LiYanxia QiuXiangyan MengPublished in: International Conference on Computational Science (4) (2007)
Keyphrases
- passage retrieval
- question answering systems
- question answering
- question classification
- answer extraction
- qa systems
- document retrieval
- information retrieval
- language model
- natural language
- retrieval model
- audio visual
- relevance model
- information extraction
- query expansion
- information retrieval systems
- natural language processing
- quantitative evaluation
- semantic relatedness
- multi modal
- free text
- vector space model