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ICDCS
2008
IEEE
16 years 1 months ago
Data Estimation in Sensor Networks Using Physical and Statistical Methodologies
Wireless Sensor Networks (WSNs) are employed in many applications in order to collect data. One key challenge is to minimize energy consumption to prolong network lifetime. A sche...
Yingshu Li, Chunyu Ai, Wiwek P. Deshmukh, Yiwei Wu
ICC
2008
IEEE
142views Communications» more  ICC 2008»
16 years 1 months ago
A Comprehensive Analytical Model for IEEE 802.11e QoS Differentiation Schemes under Unsaturated Traffic Loads
Arbitrary Inter-frame Space (AIFS), Contention Window (CW) and Transmission Opportunity (TXOP) are three important Quality-of-Service (QoS) differentiation schemes specified in the...
Jia Hu, Geyong Min, Michael E. Woodward, Weijia Ji...
JUCS
2008
150views more  JUCS 2008»
15 years 6 months ago
Optimal Sensor Network Layout Using Multi-Objective Metaheuristics
: Wireless Sensor Networks (WSN) allow, thanks to the use of small wireless devices known as sensor nodes, the monitorization of wide and remote areas with precision and liveness u...
Guillermo Molina, Enrique Alba, El-Ghazali Talbi
ICRA
2010
IEEE
149views Robotics» more  ICRA 2010»
15 years 5 months ago
Towards simplicial coverage repair for mobile robot teams
— In this note, we present initial results towards developing a distributed algorithm for repairing topological holes in the sensor cover of a mobile robot team. Central to our a...
Jason C. Derenick, Vijay Kumar, Ali Jadbabaie
ICDE
2008
IEEE
108views Database» more  ICDE 2008»
16 years 8 months ago
Self-Join Size Estimation in Large-scale Distributed Data Systems
In this work we tackle the open problem of self-join size (SJS) estimation in a large-scale Distributed Data System, where tuples of a relation are distributed over data nodes whic...
Theoni Pitoura, Peter Triantafillou