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INFOCOM
2008
IEEE
16 years 12 days 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
GLOBECOM
2007
IEEE
16 years 10 days ago
Inherent Security of Routing Protocols in Ad-Hoc and Sensor Networks
Many of the routing protocols that have been designed for wireless ad-hoc networks focus on energy-efficiency and guaranteeing high throughput in a non-adversarial setting. Howev...
Tanya Roosta, Sameer Pai, Phoebus Chen, Shankar Sa...
MOBIHOC
2007
ACM
16 years 5 months ago
Outlier detection in sensor networks
Outlier detection has many important applications in sensor networks, e.g., abnormal event detection, animal behavior change, etc. It is a difficult problem since global informati...
Bo Sheng, Qun Li, Weizhen Mao, Wen Jin
ICDCS
2006
IEEE
16 years 1 days ago
Fault-Tolerant Clustering in Ad Hoc and Sensor Networks
In this paper, we study distributed approximation algorithms for fault-tolerant clustering in wireless ad hoc and sensor networks. A k-fold dominating set of a graph G = (V, E) is...
Fabian Kuhn, Thomas Moscibroda, Roger Wattenhofer
JCST
2010
119views more  JCST 2010»
15 years 4 months ago
Location, Localization, and Localizability
Abstract Location-aware technology spawns numerous unforeseen pervasive applications in a wide range of living, production, commence, and public services. This article provides an ...
Yunhao Liu, Zheng Yang, Xiaoping Wang, Lirong Jian