On the Estimation of Discount Parameters for Language Model Smoothing.
Martin SundermeyerRalf SchlüterHermann NeyPublished in: INTERSPEECH (2011)
Keyphrases
- language model
- dirichlet prior
- smoothing methods
- language modeling
- n gram
- language models for information retrieval
- parameter estimation
- document retrieval
- language modelling
- speech recognition
- probabilistic model
- information retrieval
- statistical language modeling
- language modeling approaches
- jelinek mercer
- retrieval model
- test collection
- document length
- mixture model
- query expansion
- maximum likelihood
- statistical language models
- ad hoc information retrieval
- pseudo feedback
- context sensitive
- word clouds
- pseudo relevance feedback
- language modeling framework
- translation model
- vector space model
- query specific
- expectation maximization
- language model for information retrieval