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131
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
In XML databases, new schema versions may be released as frequently as once every two weeks. This poster describes a taxonomy of changes for XML schema evolution. It examines the ...
138
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WWW
2006
ACM
16 years 4 months ago
2006
ACM
Path expressions are the principal means of locating data in a hierarchical model. But path expressions are brittle because they often depend on the structure of data and break if...
115
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WWW
2005
ACM
16 years 4 months ago
2005
ACM
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...
198
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WWW
2004
ACM
16 years 4 months ago
2004
ACM
This paper presents automatic generation of the Web Ontology Language (OWL) from an UML model. The solution is based on an MDA-defined architecture for ontology development and th...
112
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WWW
2004
ACM
16 years 4 months ago
2004
ACM
The use of semantic web languages brings a number of advantages for web engineering methodologies. In this paper we present how in the Hera methodology the design models benefit f...