Keyphrases
- language model
- language modeling
- n gram
- document retrieval
- language modelling
- speech recognition
- query expansion
- retrieval model
- statistical language models
- probabilistic model
- information retrieval
- test collection
- multi modal
- smoothing methods
- query terms
- context sensitive
- audio visual
- translation model
- pseudo relevance feedback
- language model for information retrieval
- ad hoc information retrieval
- vector space model
- text classification
- term frequency
- text retrieval
- document length
- word error rate
- okapi bm
- information retrieval systems
- hidden markov models