A hierarchical language model for CSR.
Francisco J. Valverde-AlbaceteJosé Manuel PardoPublished in: ICSLP (1998)
Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- speech recognition
- document retrieval
- language modelling
- information retrieval
- test collection
- context sensitive
- mixture model
- retrieval model
- ad hoc information retrieval
- statistical language models
- query expansion
- smoothing methods
- pseudo relevance feedback
- language model for information retrieval
- relevance model
- vector space model
- hierarchical clustering
- query terms
- speech signal
- translation model
- document ranking
- word error rate
- statistical models
- hidden markov models