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Heuristic algorithms for real-time data aggregation in wireless sensor networks

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

In sensor networks, energy efficiency is crucial to achieving satisfactory network life. Using the strategy of data aggregation and the technology of smart radio with adjustable transmission power, energy can be saved significantly. In this work we model the real-time requirement in sensor networks as two constraints with the data aggregation tree: node degree bounded and tree height bounded. We state with energy model as the FIRST ORDER RADIO MODEL [4], the maximum node degree of the MST for any graph in a plane is six, and it can be transformed into a MST with maximum node degree as five. Then, we propose three heuristic algorithms to build a MST with hop and degree constraints, namely Node-First Heuristic (NFH), Tree-First Heuristic (TFH), and Hop-Bounded Heuristic (HBH). Simulation results reveal that they are all suitable to solve the real-time data aggregation problem and the performance of NFH is the best. Copyright 2006 ACM.
Original languageEnglish
Title of host publicationIWCMC 2006 - Proceedings of the 2006 International Wireless Communications and Mobile Computing Conference
Pages1123-1128
Volume2006
DOIs
Publication statusPublished - 2006
Externally publishedYes
EventIWCMC 2006 - 2006 International Wireless Communications and Mobile Computing Conference - Vancouver, BC, Canada
Duration: 3 Jul 20066 Jul 2006

Publication series

Name
Volume2006

Conference

ConferenceIWCMC 2006 - 2006 International Wireless Communications and Mobile Computing Conference
PlaceCanada
CityVancouver, BC
Period3/07/066/07/06

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Research Keywords

  • Data aggregation
  • Degree and hop constrained MST
  • Real-time
  • Sensor networks

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