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IJSN
2007
120views more  IJSN 2007»
15 years 6 months ago
On the design of secure protocols for hierarchical sensor networks
Wireless sensor networks (WSNs) are ad hoc networks comprised mainly of small sensor nodes with limited resources, and can be used to monitor areas of interest. In this paper, we p...
Leonardo B. Oliveira, Hao Chi Wong, Antonio Alfred...
DCOSS
2005
Springer
15 years 11 months ago
A Distributed Greedy Algorithm for Connected Sensor Cover in Dense Sensor Networks
Abstract. Achieving optimal battery usage and prolonged network lifetime are two of the most fundamental issues in wireless sensor networks. By exploiting node and data redundancy ...
Amitabha Ghosh, Sajal K. Das
ICC
2008
IEEE
16 years 17 days ago
Sizes of Minimum Connected Dominating Sets of a Class of Wireless Sensor Networks
— We consider an important performance measure of wireless sensor networks, namely, the least number of nodes, N, required to facilitate routing between any pair of nodes, allowi...
Ji Li, Chuan Heng Foh, Lachlan L. H. Andrew, Moshe...
ICCCN
2008
IEEE
16 years 17 days ago
Multi-Hop RFID Wake-Up Radio: Design, Evaluation and Energy Tradeoffs
Abstract—Energy efficiency is a central challenge in batteryoperated sensor networks. Current energy-efficient mechanisms employ either duty cycling, which reduces idle listeni...
Raja Jurdak, Antonio G. Ruzzelli, Gregory M. P. O'...
WOWMOM
2006
ACM
143views Multimedia» more  WOWMOM 2006»
16 years 2 days ago
GridStix: Supporting Flood Prediction using Embedded Hardware and Next Generation Grid Middleware
The cost of damage caused by flooding is directly related to the warning-time given before a flood occurs. Therefore, improving the coverage, accuracy and reliability of flood pre...
Danny Hughes, Phil Greenwood, Geoff Coulson, Gordo...