Non-destructive techniques based on eddy current testing

J García-Martín, J Gómez-Gil, E Vázquez-Sánchez - Sensors, 2011 - mdpi.com
Non-destructive techniques are used widely in the metal industry in order to control the
quality of materials. Eddy current testing is one of the most extensively used non-destructive …

Pulsed eddy current non-destructive testing and evaluation: A review

A Sophian, G Tian, M Fan - Chinese Journal of Mechanical Engineering, 2017 - Springer
Pulsed eddy current (PEC) non-destructive testing and evaluation (NDT&E) has been
around for some time and it is still attracting extensive attention from researchers around the …

Dimensionality reduction with IG-PCA and ensemble classifier for network intrusion detection

F Salo, AB Nassif, A Essex - Computer networks, 2019 - Elsevier
Handling redundant and irrelevant features in high-dimension datasets has caused a long-
term challenge for network anomaly detection. Eliminating such features with spectral …

Q-statistic and T2-statistic PCA-based measures for damage assessment in structures

LE Mujica, J Rodellar, A Fernandez… - Structural Health …, 2011 - journals.sagepub.com
This article explores the use of principal component analysis (PCA) and T2 and Q-statistic
measures to detect and distinguish damages in structures. For this study, two structures are …

Reduction of lift-off effects for pulsed eddy current NDT

GY Tian, A Sophian - NDT & E International, 2005 - Elsevier
The lift-off effect is commonly known to be one of the main obstacles for effective eddy
current NDT testing as it can easily mask defect signals. Pulsed eddy current techniques …

Defect classification using a new feature for pulsed eddy current sensors

GY Tian, A Sophian - Ndt & E International, 2005 - Elsevier
The objective of this study is to identify defects such as surface cracks, subsurface defects
and metal losses using feature based pulsed eddy current sensors. A new feature, termed …

A novel machine learning model for eddy current testing with uncertainty

P Zhu, Y Cheng, P Banerjee, A Tamburrino, Y Deng - ndt & e International, 2019 - Elsevier
A novel deep learning based eddy current inversion algorithm is proposed and investigated
in this paper. Eddy current testing (ECT) for defects detection problem is adopted to …

Pulsed eddy current technique for defect detection in aircraft riveted structures

Y He, F Luo, M Pan, F Weng, X Hu, J Gao, B Liu - NDT & e International, 2010 - Elsevier
The Pulsed Eddy Current (PEC) technique is an effective method of quantifying defects in
multi-layer structures. It is difficult to detect defects in riveted structures of aging aircraft …

Damage classification in structural health monitoring using principal component analysis and self‐organizing maps

DA Tibaduiza, LE Mujica… - Structural control and …, 2013 - Wiley Online Library
Damage classification is an important issue within SHM going beyond the purely damage
detection. This paper proposes a data‐driven statistical approach for damage classification …

Multiple sensors on pulsed eddy-current detection for 3-D subsurface crack assessment

GY Tian, A Sophian, D Taylor, J Rudlin - IEEE Sensors Journal, 2005 - ieeexplore.ieee.org
This paper proposes the use of multiple sensors in pulsed eddy-current detection for three-
dimensional (3-D) subsurface flaw imaging. A normalization technique has been proposed …