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PSR-FL-based Learning Method for Enhancing CCTV Surveillance System Performance in Non-IID Data

  • Journal of Software Forensics
  • Abbr : JSF
  • 2026, 22(2), pp.107~114
  • DOI : 10.29056/jsf.2026.06.10
  • Publisher : Korea Software Assessment and Valuation Society
  • Research Area : Engineering > Computer Science
  • Received : June 1, 2026
  • Accepted : June 20, 2026
  • Published : June 30, 2026

VO VAN PHAP 1 CHANG, HYOKYUNG 2

1한남대
2한남대학교

Accredited

ABSTRACT

To tackle global model degradation and inter-client disparities under Non-IID data environments, we introduce PSR-FL, a novel federated learning method integrating a sparse representation-based feature learning structure with a lightweight personalization layer. By incorporating a k-sparse constraint to cap internal feature activations, our approach eliminates redundant computational loads while maintaining training stability. Furthermore, the personalization layer adapts directly to unique local data characteristics, minimizing performance variance without incurring additional communication overhead. Benchmarked on the RAPv2 and PETA datasets across diverse non-uniform settings, PSR-FL consistently outperforms conventional federated learning frameworks in both global accuracy and client stability. These empirical results prove its robust convergence and scalability, validating its readiness for distributed CCTV surveillance infrastructures.

Citation status

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