Exploring term temporality for pseudo-relevance feedback.
Stewart WhitingYashar MoshfeghiJoemon M. JosePublished in: SIGIR (2011)
Keyphrases
- pseudo relevance feedback
- expansion terms
- relevance model
- query expansion
- term selection
- query terms
- retrieval effectiveness
- document retrieval
- language model
- trec test collections
- relevance feedback
- pseudo feedback
- retrieved documents
- retrieval accuracy
- term frequency
- ad hoc retrieval
- automatic query expansion
- relevant documents
- average precision
- information retrieval systems
- original query
- query specific
- information retrieval
- retrieval model
- language modeling
- interactive query expansion
- machine learning
- document representation
- user queries
- document collections
- learning process