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GLOBECOM
2009
IEEE
14 years 3 months ago
Strong Barrier Coverage with Directional Sensors
Abstract—The barrier coverage model was proposed for applications in which sensors are deployed for intrusion detection. In this paper, we study a strong barrier coverage problem...
Li Zhang, Jian Tang, Weiyi Zhang
IWQOS
2005
Springer
14 years 1 months ago
Analyzing Object Detection Quality Under Probabilistic Coverage in Sensor Networks
Abstract. Object detection quality and network lifetime are two conflicting aspects of a sensor network, but both are critical to many sensor applications such as military surveil...
Shansi Ren, Qun Li, Haining Wang, Xin Chen, Xiaodo...
DEXA
2009
Springer
153views Database» more  DEXA 2009»
14 years 10 days ago
Three Approximation Algorithms for Energy-Efficient Query Dissemination in Sensor Database System
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
Zhao Zhang, Xiaofeng Gao, Xuefei Zhang, Weili Wu, ...
WINET
2011
13 years 3 months ago
Sleep scheduling with expected common coverage in wireless sensor networks
Sleep scheduling, which is putting some sensor nodes into sleep mode without harming network functionality, is a common method to reduce energy consumption in dense wireless sensor...
Eyuphan Bulut, Ibrahim Korpeoglu
QSHINE
2009
IEEE
14 years 3 months ago
On-Demand Node Reclamation and Replacement for Guaranteed Area Coverage in Long-Lived Sensor Networks
To achieve required sensing coverage for a very long period of time is an important and challenging problem in sensor network design. Recently, Tong et al. have proposed a node rep...
Bin Tong, Zi Li, Guiling Wang, Wensheng Zhang