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» Taxonomies in Operation, Design, and Meta-Design
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WWW
2007
ACM
14 years 10 months ago
Preserving XML queries during schema evolution
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 ...
Mirella Moura Moro, Susan Malaika, Lipyeow Lim
CISSE
2008
Springer
13 years 11 months ago
Knowledge Assessment - Practical Example in Testing
: Knowledge assessment is inseparable part of current e-learning technologies. It can be used for self-assessment of students to give them feedback about their progress in a study ...
Ján Genci
COOPIS
2003
IEEE
14 years 3 months ago
The Semantics of the Compound Term Composition Algebra
Abstract. In [11], we proposed an algebra with four algebraic operators, whose composition can be used to generate valid compound terms in a given faceted taxonomy in an efficient ...
Yannis Tzitzikas, Anastasia Analyti, Nicolas Spyra...
AAAI
1994
13 years 11 months ago
A Description Classifier for the Predicate Calculus
A description classifier organizes concepts and relations into a taxonomy based on the results of subsumption computations applied to pairs of relation definitions. Until now, des...
Robert M. MacGregor
DOLAP
2004
ACM
14 years 3 months ago
An analysis of additivity in OLAP systems
Accurate summary data is of paramount concern in data warehouse systems; however, there have been few attempts to completely characterize the ability to summarize measures. The su...
John Horner, Il-Yeol Song, Peter P. Chen