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» Constraints over Ontologies
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PKDD
2009
Springer
134views Data Mining» more  PKDD 2009»
16 years 24 days ago
Mining Graph Evolution Rules
In this paper we introduce graph-evolution rules, a novel type of frequency-based pattern that describe the evolution of large networks over time, at a local level. Given a sequenc...
Michele Berlingerio, Francesco Bonchi, Björn ...
ISLPED
2009
ACM
178views Hardware» more  ISLPED 2009»
16 years 24 days ago
Power management in energy harvesting embedded systems with discrete service levels
Power management has been a critical issue in the design of embedded systems due to the limited power supply. To prolong the lifetime, energy minimization has been studied under p...
Clemens Moser, Jian-Jia Chen, Lothar Thiele
SACMAT
2009
ACM
16 years 23 days ago
xDomain: cross-border proofs of access
A number of research systems have demonstrated the benefits of accompanying each request with a machine-checkable proof that the request complies with access-control policy — a...
Lujo Bauer, Limin Jia, Michael K. Reiter, David Sw...
GLOBECOM
2008
IEEE
16 years 22 days ago
Optimal LLR Clipping Levels for Mixed Hard/Soft Output Detection
Abstract—Consider a communications system where the detector generates a mix of hard and soft outputs, which are then fed into a soft-input channel decoder. In such a setting, it...
Ernesto Zimmermann, David L. Milliner, John R. Bar...
HOTI
2008
IEEE
16 years 22 days ago
A High-Speed Optical Multi-Drop Bus for Computer Interconnections
Buses have historically provided a flexible communications structure in computer systems. However, signal integrity constraints of high-speed electronics have made multi-drop elec...
Michael R. T. Tan, Paul Rosenberg, Jong Souk Yeo, ...