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» The Visibility-Voronoi Complex and Its Applications
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PODS
2010
ACM
249views Database» more  PODS 2010»
15 years 11 months ago
Semantic query optimization in the presence of types
Both semantic and type-based query optimization rely on the idea that queries often exhibit non-trivial rewritings if the state space of the database is restricted. Despite their ...
Michael Meier 0002, Michael Schmidt, Fang Wei, Geo...
ACSAC
2002
IEEE
15 years 11 months ago
Advanced Features for Enterprise-Wide Role-Based Access Control
The administration of users and access rights in large enterprises is a complex and challenging task. Roles are a powerful concept for simplifying access control, but their implem...
Axel Kern
IPPS
2002
IEEE
15 years 11 months ago
Efficient Pipelining of Nested Loops: Unroll-and-Squash
The size and complexity of current custom VLSI have forced the use of high-level programming languages to describe hardware, and compiler and synthesis technology bstract designs ...
Darin Petkov, Randolph E. Harr, Saman P. Amarasing...
SIGMOD
2010
ACM
274views Database» more  SIGMOD 2010»
15 years 11 months ago
K-isomorphism: privacy preserving network publication against structural attacks
Serious concerns on privacy protection in social networks have been raised in recent years; however, research in this area is still in its infancy. The problem is challenging due ...
James Cheng, Ada Wai-Chee Fu, Jia Liu
IFIP
2010
Springer
15 years 11 months ago
Laban Movement Analysis towards Behavior Patterns
This work presents a study about the use of Laban Movement Analysis (LMA) as a robust tool to describe human basic behavior patterns, to be applied in human-machine interaction. LM...
Luís Santos, Jorge Dias