Probabilistic and possibilistic language models based on the world wide web.
Stanislas OgerVladimir PopescuGeorges LinarèsPublished in: INTERSPEECH (2009)
Keyphrases
- language model
- probabilistic model
- language modeling
- context sensitive
- n gram
- information retrieval
- document retrieval
- speech recognition
- retrieval model
- test collection
- language modelling
- query expansion
- mixture model
- query terms
- statistical language models
- smoothing methods
- relevance model
- uncertain data
- vector space model
- pseudo relevance feedback
- bayesian networks
- generative model
- ad hoc information retrieval
- language model for information retrieval
- okapi bm
- document ranking
- possibility theory
- probability theory
- retrieval effectiveness
- web pages
- translation model
- document length
- question answering
- search engine