Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- speech recognition
- word segmentation
- query expansion
- language modelling
- document retrieval
- test collection
- information retrieval
- retrieval model
- multimedia
- ad hoc information retrieval
- context sensitive
- smoothing methods
- vector space model
- statistical language models
- query terms
- query specific
- okapi bm
- pseudo relevance feedback
- language model for information retrieval
- character recognition
- text summarization
- relevance model
- document ranking
- term dependencies
- retrieval effectiveness