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CORR
2010
Springer
13 years 1 months ago
2010
Springer
Because of the increasing number of electronic data, designing efficient tools to retrieve and exploit documents is a major challenge. Current search engines suffer from two main d...
WSDM
2012
ACM
12 years 4 days ago
2012
ACM
Most standard information retrieval models use a single source of information (e.g., the retrieval corpus) for query formulation tasks such as term and phrase weighting and query ...
EPIA
2003
Springer
13 years 9 months ago
2003
Springer
Modern information retrieval systems need the capability to reason about the knowledge conveyed by text bases. In this paper a methodology to automatically create ontologies and cl...
SIGIR
2009
ACM
13 years 11 months ago
2009
ACM
While query expansion techniques have been shown to improve retrieval performance in a centralized setting, they have not been well studied in a federated setting. In this paper, ...
CIKM
2001
Springer
13 years 9 months ago
2001
Springer
Query expansion has been shown effective for both single database retrieval and for distributed information retrieval where complete collection information is available. One might...