Is the unigram relevance model term independent?: classifying term dependencies in query expansion.
Mike SymondsPeter BruzaGuido ZucconLaurianne SitbonIan W. TurnerPublished in: ADCS (2012)
Keyphrases
- relevance model
- term dependencies
- query expansion
- language model
- language modeling
- pseudo relevance feedback
- model for information retrieval
- retrieval model
- expansion terms
- retrieval effectiveness
- n gram
- original query
- relevant documents
- information retrieval
- information retrieval systems
- query terms
- document retrieval
- vector space model
- text retrieval
- cross lingual
- document ranking
- probabilistic model
- test collection
- pseudo feedback
- language modeling framework
- image annotation
- trec collections
- relevance feedback
- average precision
- multi modal
- digital libraries
- high level
- search engine
- learning algorithm