An incremental power greedy heuristic for strong minimum energy topology in wireless sensor networks

  • Authors:
  • B. S. Panda;D. Pushparaj Shetty

  • Affiliations:
  • Department of Mathematics, Indian Institute of Technology Delhi, New Delhi, India;Department of Mathematics, Indian Institute of Technology Delhi, New Delhi, India

  • Venue:
  • ICDCIT'11 Proceedings of the 7th international conference on Distributed computing and internet technology
  • Year:
  • 2011

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Abstract

Given a set of sensors in the plane, the strong minimum energy topology (SMET) problem is to assign transmit power to each sensor such that the resulting topology containing only bidirectional links is strongly connected. This problemis known to be NP-hard. As this problem is verymuch significant from application point of view, several heuristic algorithms have been proposed. In this paper, we propose a new incremental power greedy heuristic for SMET problem, called Kruskal-incremental power greedy heuristic. We compare Kruskal-incremental power greedy heuristic with Prim-incremental power greedy heuristic, one of the most popular heuristics available in the literature, through extensive simulation. The simulation results suggest that Kruskal-incremental power greedy heuristic outperforms on an average the Prim-incremental power greedy heuristic.