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SACRYPT
2005
Springer
146views Cryptology» more  SACRYPT 2005»
14 years 25 days ago
An Access Control Scheme for Partially Ordered Set Hierarchy with Provable Security
In a hierarchical structure, an entity has access to another if and only if the former is a superior of the later. The access control scheme for a hierarchy represented by a partia...
Jiang Wu, Ruizhong Wei
MMB
2001
Springer
13 years 11 months ago
Using Performance Models to Dynamically Control E-Business Performance
E-business workloads are quite complex as demonstrated by the hierarchical workload characterization discussed here. While these features may pose challenges to performance model ...
Daniel A. Menascé
IVA
2005
Springer
14 years 26 days ago
Hierarchical Motion Controllers for Real-Time Autonomous Virtual Humans
Abstract. Continuous and synchronized whole-body motions are essential for achieving believable autonomous virtual humans in interactive applications. We present a new motion contr...
Marcelo Kallmann, Stacy Marsella
ISCAS
2007
IEEE
81views Hardware» more  ISCAS 2007»
14 years 1 months ago
Rate Control for Hierarchical B-picture Coding with Scaling-factors
—The coding performance can be further improved when the hierarchical B-picture coding is introduced into H.264/AVC. However, the existing rate control schemes can NOT work effic...
Long Xu, Wen Gao, Xiangyang Ji, Debin Zhao
ICRA
2008
IEEE
201views Robotics» more  ICRA 2008»
14 years 1 months ago
Hierarchical distributed control for search and tracking by heterogeneous aerial robot networks
Abstract—This paper presents a hierarchical control architecture that enables cooperative surveillance by a heterogeneous aerial robot network comprised of mothership unmanned ai...
Jack Elston, Eric W. Frew