NEW2AN '09 and ruSMART '09 Proceedings of the 9th International Conference on Smart Spaces and Next Generation Wired/Wireless Networking and Second Conference on Smart Spaces
An analysis of lifetime-extended algorithm for wireless sensor networks
Computers and Electrical Engineering
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Efficient and accurate sensor deployment is a critical requirement for the development of wireless sensor networks. Recently, distributed energy-efficient self-deployment algorithms, such as the intelligent deployment and clustering algorithm (IDCA) and the distributed self-spreading algorithm (DSSA), have been proposed to offer almost uniform distribution for sensor deployment by employing a synergistic combination of cluster structuring and a peer-to-peer deployment scheme. However, both DSSA and IDCA suffer from unnecessary movements that have arisen from an inappropriate design in partial force. To improve the performance of self-deployment algorithms, a uniform and energy-efficient deployment algorithm (UEEDA) is proposed in this paper. Simulation results demonstrate that the proposed UEEDA outperforms both DSSA and IDCA in terms of uniformity and algorithm convergence speed. Copyright © 2007 John Wiley & Sons, Ltd.