Keyphrases
- autoregressive
- language model
- language modeling
- moving average
- n gram
- non stationary
- document retrieval
- random fields
- probabilistic model
- speech recognition
- information retrieval
- gaussian markov random field
- language modelling
- query expansion
- context sensitive
- retrieval model
- sar images
- test collection
- pseudo relevance feedback
- statistical language models
- machine learning
- document ranking
- language models for information retrieval
- co occurrence
- least squares