3 papers
math.ST2026
Sequential Change Detection for Multiple Data Streams with Differential Privacy
Lixing Zhang, Liyan Xie, Ruizhi Zhang
Sequential change-point detection seeks to rapidly identify distributional changes in streaming data while controlling false alarms. Existing multi-stream detection methods typical…
cs.LG2026
Learning to Test: Physics-Informed Representation for Dynamical Instability Detection
Minxing Zheng, Zewei Deng, Liyan Xie +1
Many safety-critical scientific and engineering systems evolve according to differential-algebraic equations (DAEs), where dynamical behavior is constrained by physical laws and ad…
math.ST2025
Sequential Change Detection with Differential Privacy
Liyan Xie, Ruizhi Zhang
Sequential change detection is a fundamental problem in statistics and signal processing, with the CUSUM procedure widely used to achieve minimax detection delay under a prescribed…