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INFOCOM
2008
IEEE
14 years 2 months ago
On the Construction of a Maximum-Lifetime Data Gathering Tree in Sensor Networks: NP-Completeness and Approximation Algorithm
Abstract—Energy efficiency is critical for wireless sensor networks. The data gathering process must be carefully designed to conserve energy and extend the network lifetime. Fo...
Yan Wu, Sonia Fahmy, Ness B. Shroff
VTC
2010
IEEE
180views Communications» more  VTC 2010»
13 years 6 months ago
Analysis of Enhanced Deployment Models for Sensor Networks
Abstract—We present the estimation and evaluation of deployment models for sensor networks that exploit different amounts of a priori information. Topologies generated from the m...
Frank Oldewurtel, Petri Mähönen
DATE
2010
IEEE
148views Hardware» more  DATE 2010»
14 years 21 days ago
DVFS based task scheduling in a harvesting WSN for Structural Health Monitoring
— The task scheduler of an energy harvesting wireless sensor node (WSN) must adapt the task complexity and maximize the accuracy of the tasks within the constraint of limited ene...
A. Ravinagarajan, D. Dondi, Tajana Simunic Rosing
SAC
2005
ACM
14 years 1 months ago
Reflective middleware for wireless sensor networks
Wireless Sensor Networks (WSNs) are distributed systems whose main goal is to collect and deliver data to applications. This paper proposes a reflective, service-oriented middlewa...
Flávia Coimbra Delicato, Paulo F. Pires, Lu...
LCN
2003
IEEE
14 years 27 days ago
Scheduling Nodes in Wireless Sensor Networks: A Voronoi Approach
A wireless sensor network is a special kind of ad-hoc network with distributed sensing and processing capability that can be used in a wide range of applications, such as environm...
Marcos Augusto M. Vieira, Luiz Filipe M. Vieira, L...