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» Cover Set Problem in Directional Sensor Networks
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JDA
2007
135views more  JDA 2007»
14 years 9 months ago
Cache placement in sensor networks under an update cost constraint
In this paper, we address an optimization problem that arises in the context of cache placement in sensor networks. In particular, we consider the cache placement problem where th...
Bin Tang, Himanshu Gupta
COCOON
2005
Springer
15 years 3 months ago
Fault-Tolerant Relay Node Placement in Wireless Sensor Networks
The paper addresses the relay node placement problem in two-tiered wireless sensor networks. Given a set of sensor nodes in an Euclidean plane, our objective is to place minimum nu...
Hai Liu, Peng-Jun Wan, Xiaohua Jia
IEEESCC
2010
IEEE
15 years 1 months ago
Dynamic Composition of Services in Sensor Networks
Abstract—Service modeling and composition is a fundamental method for offering advanced functionality by combining a set of primitive services provided by the system. Unlike in t...
Sahin Cem Geyik, Boleslaw K. Szymanski, Petros Zer...
DCOSS
2006
Springer
15 years 1 months ago
COTA: A Robust Multi-hop Localization Scheme in Wireless Sensor Networks
In wireless sensor networks, multi-hop localization schemes are very vulnerable to various attacks such as wormholes and range modification attacks. In this paper, we propose a rob...
Yawen Wei, Zhen Yu, Yong Guan
JCO
2006
103views more  JCO 2006»
14 years 9 months ago
On optimal placement of relay nodes for reliable connectivity in wireless sensor networks
The paper addresses the relay node placement problem in two-tiered wireless sensor networks. Given a set of sensor nodes in Euclidean plane, our objective is to place minimum numbe...
Hai Liu, Peng-Jun Wan, Xiaohua Jia