Storing the Web in Memory: Space Efficient Language Models with Constant Time Retrieval.
David GuthrieMark HepplePublished in: EMNLP (2010)
Keyphrases
- language model
- space efficient
- retrieval model
- document retrieval
- data structure
- query expansion
- test collection
- ad hoc information retrieval
- language modeling
- language models for information retrieval
- information retrieval
- document ranking
- bloom filter
- statistical language models
- relevance model
- query terms
- document length
- smoothing methods
- passage retrieval
- n gram
- probabilistic model
- vector space model
- term dependencies
- main memory
- web pages
- retrieval effectiveness
- language modelling
- data streams
- okapi bm
- sliding window
- pseudo relevance feedback
- query specific
- semantic web
- text retrieval
- search engine
- ad hoc retrieval
- web documents
- relevance feedback
- tf idf
- retrieval method
- image retrieval
- statistical language modeling
- retrieval systems
- data sets
- information retrieval systems
- keywords
- b tree
- relevant documents
- multi dimensional