Language Modeling for Document Selection in Question Answering.
Nicolas FoucaultGilles AddaSophie RossetPublished in: RANLP (2011)
Keyphrases
- language modeling
- question answering
- information retrieval
- passage retrieval
- language model
- retrieval model
- sentence retrieval
- query expansion
- relevance model
- document retrieval
- information retrieval systems
- information extraction
- cross lingual
- retrieval systems
- vector space model
- cross language
- relevant documents
- n gram
- named entities
- tf idf
- probabilistic model
- document collections
- text retrieval
- retrieval effectiveness
- natural language processing
- natural language
- query terms
- test collection
- document classification
- text documents
- document representation
- term frequency
- search engine
- vector space
- web documents
- distance measure
- translation model
- machine learning