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TIP
2010
151views more  TIP 2010»
13 years 3 months ago
Camera Scheduling and Energy Allocation for Lifetime Maximization in User-Centric Visual Sensor Networks
We explore camera scheduling and energy allocation strategies for lifetime optimization in image sensor networks. For the application scenarios that we consider, visual coverage ov...
Chao Yu, Gaurav Sharma
DCOSS
2009
Springer
14 years 3 months ago
Optimal Allocation of Time-Resources for Multihypothesis Activity-Level Detection
Abstract. The optimal allocation of samples for activity-level detection in a wireless body area network for health-monitoring applications is considered. A wireless body area netw...
Gautam Thatte, Viktor Rozgic, Ming Li, Sabyasachi ...
ADHOCNOW
2004
Springer
14 years 2 months ago
Range-Free Ranking in Sensors Networks and Its Applications to Localization
We address the question of finding sensors’ coordinates, or at least an approximation of them, when the sensors’ abilities are very weak. In a d dimensional space, we define ...
Zvi Lotker, Marc Martinez de Albeniz, Stephane Per...
GLOBECOM
2009
IEEE
14 years 3 months ago
Maximizing Lifetime of Sensor-Target Surveillance in Wireless Sensor Networks
—The paper addresses the maximal lifetime problem in sensor-target surveillance networks. Given a set of sensors and targets in an Euclidean plane, each sensor can watch all targ...
Hai Liu, Xiaowen Chu, Yiu-Wing Leung, Xiaohua Jia,...
MOBICOM
2005
ACM
14 years 2 months ago
Challenges: communication through silence in wireless sensor networks
Wireless sensor networks (WSNs) are typically characterized by a limited energy supply at sensor nodes. Hence, energy efficiency is an important issue in the system design and op...
Yujie Zhu, Raghupathy Sivakumar