Connected Graph Multitask Diffusion LMS Via Orthonormal Codes in Ad-Hoc Networks

Ali Almohammedi*, Azzedine Zerguine, Mohamed Deriche

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this work, a multitask diffusion least mean square (MDLMS) algorithm is developed via orthonormal codes in ad-hoc networks. Unlike the existing MDLMS approaches, where the adaptive combiner matrix is altered and becomes a disconnected graph, the newly proposed MDLMS approach preserves the combining matrix as a connected graph based on the orthonormal codes. The connected graph property allows nodes located in a similar cluster to exchange their knowledge by node cooperation to nearby and faraway nodes. In the simulations, the performance of the newly proposed MDLMS and the existing adaptive combiner methods are similar; however, the newly proposed MDLMS method posses a unique feature which doesn't alter the connected graph property over ad-hoc networks.

Original languageEnglish
Title of host publication2024 7th International Conference on Signal Processing and Information Security, ICSPIS 2024
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350368673
DOIs
StatePublished - 2024
Event7th International Conference on Signal Processing and Information Security, ICSPIS 2024 - Dubai, United Arab Emirates
Duration: 12 Nov 202414 Nov 2024

Publication series

Name2024 7th International Conference on Signal Processing and Information Security, ICSPIS 2024

Conference

Conference7th International Conference on Signal Processing and Information Security, ICSPIS 2024
Country/TerritoryUnited Arab Emirates
CityDubai
Period12/11/2414/11/24

Bibliographical note

Publisher Copyright:
© 2024 IEEE.

Keywords

  • connected graph
  • diffusion least mean square
  • mean squared deviation
  • multitask networks
  • orthonormal codes

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Networks and Communications
  • Information Systems
  • Signal Processing
  • Safety, Risk, Reliability and Quality

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