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CCS
2004
ACM
16 years 7 days ago
Concealing complex policies with hidden credentials
Hidden credentials are useful in protecting sensitive resource requests, resources, policies, and credentials. We propose a significant performance improvement when implementing ...
Robert W. Bradshaw, Jason E. Holt, Kent E. Seamons
ICES
2003
Springer
112views Hardware» more  ICES 2003»
16 years 1 days ago
Using Negative Correlation to Evolve Fault-Tolerant Circuits
In this paper, we show how artificial evolution can be used to improve the fault-tolerance of electronic circuits. We show that evolution is able to improve the fault tolerance of...
Thorsten Schnier, Xin Yao
PODS
2002
ACM
168views Database» more  PODS 2002»
16 years 7 months ago
Conjunctive Selection Conditions in Main Memory
We consider the fundamental operation of applying a conjunction of selection conditions to a set of records. With large main memories available cheaply, systems may choose to keep...
Kenneth A. Ross
ICDE
2001
IEEE
143views Database» more  ICDE 2001»
16 years 8 months ago
Exactly-once Semantics in a Replicated Messaging System
A distributed message delivery system can use replication to improve performance and availability. However, without safeguards, replicated messages may be delivered to a mobile de...
Yongqiang Huang, Hector Garcia-Molina
SAC
2009
ACM
16 years 1 months ago
Efficient mobile reasoning for pervasive discovery
Semantic service discovery architectures that operate in mobile environments must cope with the significant challenges of finding relevant services rapidly, while facing constrain...
Luke Steller, Shonali Krishnaswamy