An efficient MD-GRao algorithm for quickest change detection in sensor networks with unknown post-change parameters

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Peichao Wang, Bingqian Yu, Yuxuan Liu, Yangyang Wang

Published: 2026, Last Modified: 06 Nov 2025Signal Process. 2026EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•Proposes a new method for quickest change detection to alarm signal change.•Introduces a drift-based window update strategy to estimate unknown parameters.•Strikes a well-balanced tradeoff between complexity and performance.•Enables real-time monitoring in resource-constrained systems.