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Improving Performance of Cluster Heads Selection in DEC Protocol Using K-Means Algorithm for WSN.

Abdulla Juwaied1, Lidia Jackowska-Strumillo1

  • 1Institute of Applied Computer Science, Lodz University of Technology, Stefanowskiego 18, 90-537 Lodz, Poland.

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|October 16, 2024
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Summary
This summary is machine-generated.

This study introduces DEC-KM, a novel clustering protocol for wireless sensor networks (WSN). It enhances energy efficiency and network longevity by combining deterministic energy-efficient clustering with K-means, improving cluster head selection and reducing energy consumption.

Keywords:
K-meansdeterministic energy-efficient clusteringenergy consumptionnetwork’s stability periodwireless sensor networks

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Area of Science:

  • Wireless Sensor Networks (WSN)
  • Network Protocols
  • Energy Efficiency

Background:

  • Wireless sensor networks (WSN) are increasingly used for remote control and monitoring.
  • Energy conservation is critical for WSN nodes due to limited power.
  • Developing energy-efficient WSN protocols remains an open research challenge.

Purpose of the Study:

  • To propose a new clustering protocol, DEC-KM, for enhanced energy efficiency in WSNs.
  • To improve upon existing protocols like DEC by integrating K-means clustering.
  • To extend the network lifetime and stability period of WSNs.

Main Methods:

  • The proposed DEC-KM protocol combines Deterministic Energy-efficient Clustering (DEC) with K-means clustering.
  • Heuristic rules were incorporated for improved cluster head selection based on node energy and position.
  • Simulations were conducted using MATLAB to evaluate protocol performance.

Main Results:

  • DEC-KM demonstrated shorter distances between cluster heads and nodes compared to the original DEC protocol.
  • The new protocol achieved reduced overall energy consumption.
  • Simulations confirmed improved network stability and extended network lifetime.

Conclusions:

  • The DEC-KM protocol offers a significant improvement in energy efficiency for WSNs.
  • It enhances network stability and extends operational lifetime compared to the standard DEC protocol.
  • The integration of K-means and heuristic rules optimizes cluster head selection and data transmission.