no code implementations • 26 Jan 2022 • Shabbir Ahmed, Fotis Kopsaftopoulos
In this work, a probabilistic damage detection and identification scheme using stochastic time series models in the context of acousto-ultrasound guided wave-based SHM is proposed, and its performance is assessed experimentally.
no code implementations • 12 Jan 2022 • Shabbir Ahmed, Fotis Kopsaftopoulos
In order to circumvent this difficulty, in this paper, a novel stochastic time series-based framework was adopted to model guided wave propagation under varying temperatures.
no code implementations • 28 Jun 2021 • Ahmad Amer, Fotis Kopsaftopoulos
The state prediction method presented herein is applied to single-state quantification in the first two test cases, as well as the third one assuming the loading state is known.
no code implementations • 27 Jan 2021 • Ahmad Amer, Fotis Kopsaftopoulos
Damage detection in active-sensing, guided-waves-based Structural Health Monitoring (SHM) has evolved through multiple eras of development during the past decades.