On enhancing katz-smoothing based back-off language model.
Jian WuFang ZhengPublished in: INTERSPEECH (2000)
Keyphrases
- language model
- smoothing methods
- semantic smoothing
- language models for information retrieval
- language modeling
- statistical language modeling
- language modeling approaches
- n gram
- dirichlet prior
- jelinek mercer
- probabilistic model
- document retrieval
- retrieval model
- query expansion
- speech recognition
- document length
- information retrieval
- context sensitive
- language modeling framework
- language modelling
- mixture model
- test collection
- pseudo relevance feedback
- statistical language models
- vector space model
- document language models
- document ranking
- translation model
- ad hoc information retrieval
- query terms
- multiword
- word error rate
- language model for information retrieval
- query specific
- statistical machine translation
- information retrieval systems