University of Glasgow (UGLA-D) at TREC Microblog 2011: Temporal Pseudo-Relevance Feedback in Microblog Retrieval.
Stewart WhitingIraklis A. KlampanosJoemon M. JosePublished in: TREC (2011)
Keyphrases
- smoothing methods
- pseudo relevance feedback
- language model
- query specific
- query expansion
- document retrieval
- retrieval accuracy
- ad hoc information retrieval
- ad hoc retrieval
- test collection
- retrieval model
- language modeling
- retrieval effectiveness
- improve retrieval accuracy
- trec test collections
- information retrieval
- query terms
- query length
- retrieved documents
- trec collections
- average precision
- pseudo feedback
- relevant documents
- relevance model
- automatic query expansion
- document ranking
- short queries
- original query
- expert search
- relevance feedback
- text retrieval
- document level
- passage retrieval
- term frequency
- interactive query expansion
- information retrieval systems