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SIGIR
2009
ACM
16 years 1 months ago
Effective query expansion for federated search
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, ...
Milad Shokouhi, Leif Azzopardi, Paul Thomas
IUI
1998
ACM
15 years 11 months ago
Deja Vu: A Knowledge-rich Interface for Retrieval in Digital Libraries
Providing access to digital libraries will require interfaces that effectively mediate between the retrieval needs of library users and the materials that the library has to offer...
Andrew S. Gordon, Eric A. Domeshek
TREC
1998
15 years 8 months ago
Experiments in Spoken Document Retrieval at CMU
We describe our submission to the TREC-7 Spoken Document Retrieval (SDR) track and the speech recognition and the information retrieval engines. We present SDR evaluation results ...
M. Siegler, Adam L. Berger, Michael J. Witbrock, A...
ER
2008
Springer
102views Database» more  ER 2008»
15 years 8 months ago
Retrieving Documents with Geographic References Using a Spatial Index Structure Based on Ontologies
Abstract. Both Geographic Information Systems and Information Retrieval have been very active research fields in the last decades. Lately, a new research field called Geographic In...
Miguel Rodríguez Luaces, Ángeles S. ...
IRI
2009
IEEE
16 years 1 months ago
Ontology-based Information Model Development for Science Information Reuse and Integration
Scientific digital libraries serve complex and evolving research communities. Justifications for the development of scientific digital libraries include the desire to preserve sci...
J. Steven Hughes, Daniel J. Crichton, Chris Mattma...