Keyphrases
- language model
- mixture model
- language modeling
- speech recognition
- n gram
- probabilistic model
- information retrieval
- document retrieval
- retrieval model
- language modelling
- test collection
- query expansion
- vector space model
- context sensitive
- statistical language models
- pseudo relevance feedback
- relevance model
- language model for information retrieval
- document length
- smoothing methods
- document ranking
- word error rate
- okapi bm
- ad hoc information retrieval
- query terms
- hidden markov models
- recommender systems
- spoken term detection
- decision trees