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» A Secure Pervasive Environment
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VLDB
2001
ACM
109views Database» more  VLDB 2001»
15 years 11 months ago
Analyzing energy behavior of spatial access methods for memory-resident data
The proliferation of mobile and pervasive computing devices has brought energy constraints into the limelight, together with performance considerations. Energy-conscious design is...
Ning An, Anand Sivasubramaniam, Narayanan Vijaykri...
CBMS
2001
IEEE
15 years 10 months ago
An Interoperable Data Architecture for Data Exchange in a Biomedical Research Network
Knowledge discovery and data correlation require a unified approach to basic data management. However, achieving such an approach is nearly impossible with hundreds of disparate d...
Daniel J. Crichton, J. Steven Hughes, Gregory J. D...
VLDB
2002
ACM
108views Database» more  VLDB 2002»
15 years 6 months ago
Energy-performance trade-offs for spatial access methods on memory-resident data
Abstract. The proliferation of mobile and pervasive computing devices has brought energy constraints into the limelight. Energy-conscious design is important at all levels of syste...
Ning An, Sudhanva Gurumurthi, Anand Sivasubramania...
CCS
2010
ACM
16 years 1 months ago
A logic for authorization provenance
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu
ESCIENCE
2007
IEEE
16 years 27 days ago
Cross-Middleware Interoperability in Distributed Concurrent Engineering
Secure, distributed collaboration between different organizations is a key challenge in Grid computing today. The GDCD project has produced a Grid-based demonstrator Virtual Colla...
E. Rowland Watkins, Mark McArdle, Thomas Leonard, ...