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» Hierarchies for semantic classes
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VISUALIZATION
1998
IEEE
15 years 1 months ago
Interpolation of triangle hierarchies
We consider interpolation between keyframe hierarchies. We impose a set of weak constraints that allows smooth interpolation between two keyframe hierarchies in an animation or, m...
Axel Friedrich, Konrad Polthier, Markus Schmies
SAINT
2006
IEEE
15 years 3 months ago
Designing Metadata with Existing Application Ontologies
Among various metadata design difficulties, 1) designing subsumption relation of two classes, 2) designing diverse properties of a given class, and 3) determining whether an item...
Heeryon Cho, Toru Ishida
IJNSEC
2007
131views more  IJNSEC 2007»
14 years 9 months ago
An Asymmetric Cryptographic Key Assignment Scheme for Access Control in Tree Structural Hierarchies
In a hierarchical structure, a user in a security class has access to information items of another class if and only if the former class is a predecessor of latter. Based upon cry...
Debasis Giri, Parmeshwary Dayal Srivastava
73
Voted
GC
2004
Springer
15 years 3 months ago
Symbolic Equivalences for Open Systems
Abstract. Behavioural equivalences on open systems are usually defined by comparing system behaviour in all environments. Due to this “universal” quantification over the poss...
Paolo Baldan, Andrea Bracciali, Roberto Bruni
ADC
2008
Springer
146views Database» more  ADC 2008»
15 years 4 months ago
A Typed Higher-Order Calculus for Querying XML Databases
As the eXtensible Markup Language (XML) is about to emerge as a new standard for databases, the problem of providing solid logical grounds for XML query languages arises. For the ...
Qing Wang, Klaus-Dieter Schewe