A Language Modeling Approach to Passage Question Answering.
Dell ZhangWee Sun LeePublished in: TREC (2003)
Keyphrases
- language modeling
- question answering
- information retrieval
- language model
- passage retrieval
- query expansion
- sentence retrieval
- cross lingual
- retrieval model
- probabilistic model
- natural language
- information extraction
- natural language processing
- document retrieval
- n gram
- named entities
- relevance model
- cross language
- text classification
- qa systems
- search engine
- semantic roles
- metadata
- text retrieval
- feature selection
- document collections
- text mining