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EDBT
2010
ACM
147views Database» more  EDBT 2010»
16 years 23 days ago
A simple (yet powerful) algebra for pervasive environments
Querying non-conventional data is recognized as a major issue in new environments and applications such as those occurring in pervasive computing. A key issue is the ability to qu...
Yann Gripay, Frédérique Laforest, Je...
ACSAC
2008
IEEE
16 years 23 days ago
The Role Hierarchy Mining Problem: Discovery of Optimal Role Hierarchies
Role hierarchies are fundamental to the role based access control (RBAC) model. The notion of role hierarchy is a well understood concept that allows senior roles to inherit the p...
Qi Guo, Jaideep Vaidya, Vijayalakshmi Atluri
COMPSAC
2003
IEEE
15 years 11 months ago
A Role-Based Metamodeling Approach to Specifying Design Patterns
Design patterns describe solutions to recurring design problems in the development of software designs. To encourage the use of design patterns, we are investigating tool support ...
Dae-Kyoo Kim, Robert B. France, Sudipto Ghosh, Eun...
ICIP
2001
IEEE
16 years 7 months ago
Efficient feature extraction for 2D/3D objects in mesh representation
Meshes are dominantly used to represent 3D models as they fit well with graphics rendering hardware. Features such as volume, moments, and Fourier transform coefficients need to b...
Cha Zhang, Tsuhan Chen
ICML
2006
IEEE
16 years 7 months ago
Learning user preferences for sets of objects
Most work on preference learning has focused on pairwise preferences or rankings over individual items. In this paper, we present a method for learning preferences over sets of it...
Marie desJardins, Eric Eaton, Kiri Wagstaff