Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- language modelling
- document retrieval
- speech recognition
- statistical language models
- retrieval model
- information retrieval
- context sensitive
- test collection
- query expansion
- vector space model
- ad hoc information retrieval
- cross lingual
- passage retrieval
- document ranking
- smoothing methods
- hidden markov models
- spoken term detection
- language models for information retrieval
- okapi bm
- pseudo relevance feedback
- text classification
- multimedia