The impact of data aggregation on the performance of wireless sensor networks

  • Authors:
  • Kemal Akkaya;Murat Demirbas;R. Savas Aygun

  • Affiliations:
  • Department of Computer Science, Southern Illinois University Carbondale, Carbondale, IL 62901, U.S.A.;Department of Computer Science and Engineering, University at Buffalo, Buffalo, NY 14260, U.S.A.;Computer Science Department, University of Alabama in Huntsville, Huntsville, AL 35899, U.S.A.

  • Venue:
  • Wireless Communications & Mobile Computing
  • Year:
  • 2008

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Abstract

With the increasing need for different energy saving mechanisms in Wireless Sensor Networks (WSNs), data aggregation techniques for reducing the number of data transmissions by eliminating redundant information have been studied as a significant research problem. These studies have shown that data aggregation in WSNs may produce various trade-offs among some network related performance metrics such as energy, latency, accuracy, fault-tolerance and security. In this paper, we investigate the impact of data aggregation on these networking metrics by surveying the existing data aggregation protocols in WSNs. Our aim is twofold: First, providing a comprehensive summary and comparison of the existing data aggregation techniques with respect to different networking metrics. Second, pointing out both the possible future research issues and the need for collaboration between data management and networking research communities working on data aggregation in WSNs. Copyright © 2006 John Wiley & Sons, Ltd.