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» Taxonomies in Operation, Design, and Meta-Design
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WWW
2007
ACM
16 years 9 days 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
15 years 1 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
15 years 5 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
15 years 29 days 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
15 years 5 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