Keyphrases
- language model
- language modeling
- n gram
- document retrieval
- test collection
- probabilistic model
- retrieval model
- statistical language models
- language modelling
- information retrieval
- query expansion
- speech recognition
- language model for information retrieval
- language models for information retrieval
- smoothing methods
- vector space model
- translation model
- pseudo relevance feedback
- multi document summarization
- document ranking
- text summarization
- document length
- context sensitive
- machine learning