Active sensing ultrasonic guided wave-based damage diagnosis via stochastic stationary time-series models

S Ahmed, F Kopsaftopoulos - Structural Health Monitoring, 2024 - journals.sagepub.com
In the context of acousto-ultrasonic guided wave-based structural health monitoring, a
statistical damage detection and identification (collectively referred to as damage diagnosis) …

[HTML][HTML] A data-driven approach to suppress artefacts using PCA and autoencoders

S Cantero-Chinchilla, AJ Croxford, PD Wilcox - NDT & E International, 2023 - Elsevier
A data-driven framework for artefact suppression in non-destructive testing data is proposed
in this paper. The framework consists of two stages for dimensionality reduction through (1) …

A comparison of ultrasonic temperature monitoring using machine learning and physics-based methods for high-cycle thermal fatigue monitoring

L Clarkson, Y Zhang, F Cegla - Structural Health Monitoring, 2024 - journals.sagepub.com
Failure of pipe network components in so-called mixing zones due to high-cycle thermal
fatigue (HCTF) can occur within nuclear power plants where fluids of different thermal and …

[HTML][HTML] Characterisation of coherent ultrasonic nonlinear imaging

ZME Saib, BW Drinkwater, AJ Croxford - NDT & E International, 2024 - Elsevier
Nonlinear ultrasonic imaging methods for non-destructive testing have shown sensitivity to
early damage formation. Among those, the Fundamental wave Amplitude Difference (FAD) …

High-precision Lamb wave evaluation for corrosion damage with model-based Bayesian Optimization and Gaussian meta-modeling strategy

D Ji, F Gao, Z Liu, H Li, J Lin - Structural Health Monitoring, 2024 - journals.sagepub.com
The presence of corrosion damage in metallic structures is a critical problem affecting
system safety, which poses challenges for structural maintenance. Ultrasonic Lamb wave …

[PDF][PDF] A data-driven approach to suppress artefacts using PCA and

S Cantero-Chinchilla, AJ Croxford, PD Wilcox - researchgate.net
Defect detection and characterisation performance can be greatly affected by the presence
of benign structural 24 features (ie artefacts) that overlap with the defect signature. Artefacts …

[PDF][PDF] downloaded from Explore Bristol Research, http://research-information. bristol. ac. uk

EJ Muir - 1997 - research-information.bris.ac.uk
This study provides a radical feminist analysis of women entrepreneurs. Respondents are
drawn from an under-researched group: women who own companies with corporate …