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Available viahttp://dbpubs.stanford.edu/pub/1999-25
Submitted on 26th of February 2000
Author Melnik, S.; Garcia-Molina, H.; Paepcke, A.
Title A Mediation Infrastructure for Digital Library Services
Date of publication 1999
Citation S. Melnik,H. Garcia-Molina,A. Paepcke: A Mediation Infrastructure for Digital Library Services. Technical Report SIDL-WP-1999-0126
Language English
Project Digital Libraries
Type Technical Report
Subject group Digital Libraries; Data Integration and Mediation
Abstract Digital library mediators allow interoperation between diverse information services. In this paper we describe a flexible and dynamic mediator infrastructure that allows mediators to be composed from a set of modules (``blades''). Each module implements a particular mediation function, such as protocol translation, query translation, or result merging. All the information used by the mediator, including the mediator logic itself, is represented by an RDF graph. We illustrate our approach using a mediation scenario involving a Dienst and a Z39.50 server, and we discuss the potential advantages and weaknesses of our framework.
Keywords mediator, wrapper, interoperability, component design
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