Keyphrases
- language model
- document retrieval
- document ranking
- ad hoc information retrieval
- document length
- language modeling
- information retrieval
- document representation
- vector space model
- word clouds
- query terms
- passage retrieval
- document level
- n gram
- query expansion
- speech recognition
- query specific
- probabilistic model
- language modeling approaches
- language modeling framework
- pseudo feedback
- retrieval model
- test collection
- language modelling
- jelinek mercer
- pseudo relevance feedback
- language model for information retrieval
- mixture model
- relevant documents
- relevance model
- term dependencies
- document images
- context sensitive
- okapi bm
- probabilistic retrieval models
- document collections
- smoothing methods
- document clustering
- retrieval effectiveness
- inter document similarities
- cross language
- tf idf
- translation model
- retrieved documents
- xml retrieval
- retrieval systems
- information retrieval systems
- search engine