Variable-length categoryn-gram language models.
Thomas NieslerPhilip C. WoodlandPublished in: Comput. Speech Lang. (1999)
Keyphrases
- variable length
- language model
- n gram
- fixed length
- language modeling
- language modelling
- information retrieval
- document retrieval
- query expansion
- probabilistic model
- retrieval model
- speech recognition
- context sensitive
- ad hoc information retrieval
- test collection
- translation model
- word segmentation
- query terms
- document ranking
- statistical language models
- pseudo relevance feedback
- vector space model
- language models for information retrieval
- okapi bm
- language model for information retrieval
- smoothing methods
- viterbi algorithm
- relevance model
- web search
- feature space
- multiscale