Sensor networks consist of a potentially huge number of very small and resource limited self-organizing devices. Those devices offer different services and use services provided b...
—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,...
Wireless Sensor Networks (WSNs) have received considerable attention in recent years and opened up new possibilities for various commercial and industrial applications. A WSN cons...
Hierarchical wireless sensor networks (WSNs) have been shown to improve system performance, reduce messages redundancy, and economize energy. However, due to the characteristics o...
Yi-Ying Zhang, WenCheng Yang, Kee-Bum Kim, Min-Yu ...
—Wireless Sensor Networks (WSNs) consist of spatially-distributed autonomous sensors that can cooperatively monitor physical and environmental conditions. Because of sensors’ r...