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» Distributed constrained optimization over noisy networks
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ICDE
2007
IEEE
148views Database» more  ICDE 2007»
14 years 10 months ago
Efficient Detection of Distributed Constraint Violations
In many distributed environments, the primary function of monitoring software is to detect anomalies, that is, instances when system behavior deviates substantially from the norm....
Shipra Agrawal, Supratim Deb, K. V. M. Naidu, Raje...
EDBT
2009
ACM
175views Database» more  EDBT 2009»
14 years 3 months ago
Towards materialized view selection for distributed databases
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
Leonardo Weiss Ferreira Chaves, Erik Buchmann, Fab...
VTC
2007
IEEE
14 years 3 months ago
Optimum Tree-Based Topologies for Multi-Sink Wireless Sensor Networks Using IEEE 802.15.4
— This paper investigates the topology formation mechanisms provided by IEEE 802.15.4 to create tree-based topologies, in the context of a multi-sink wireless sensor network. The...
Chiara Buratti, Francesca Cuomo, Sara Della Luna, ...
WIOPT
2006
IEEE
14 years 2 months ago
Resource control for the EDCA and HCCA mechanisms in IEEE 802.11e networks
— We investigate the problem of efficient resource control for elastic traffic over the EDCA (Enhanced Distributed Channel Access) and HCCA (Hybrid Coordination Function HCF - ...
Vasilios A. Siris, Costas Courcoubetis
DATE
2010
IEEE
120views Hardware» more  DATE 2010»
14 years 1 months ago
Linear programming approach for performance-driven data aggregation in networks of embedded sensors
Abstract—Cyber Physical Systems are distributed systemsof-systems that integrate sensing, processing, networking and actuation. Aggregating physical data over space and in time e...
Cristian Ferent, Varun Subramanian, Michael Gilber...