Prof. Yun-Kyu An Profile

Prof. Yun-Kyu An

at Sejong Univ

SPIE Involvement:

Author

Area of Expertise:

Laser ultrasonics , Infrared thermography , Lamb wave , Electromechanical impedance , Ultrasonic imaging

Publications (5)

Proceedings Article | 27 March 2018 Presentation + Paper

Deep learning-based concrete crack detection using hybrid images

Yun-Kyu An, Keunyoung Jang, Byunghyun Kim, Soojin Cho

Proceedings Volume 10598, 1059812 (2018) https://doi.org/10.1117/12.2294959

KEYWORDS: Image processing, Thermography, Infrared imaging, Cameras, Infrared cameras, Calibration, Visualization, Nondestructive evaluation, Inspection, Convolutional neural networks, Machine learning

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Proceedings Article | 20 April 2016 Presentation + Paper

Nonlinear ultrasonic fatigue crack detection using a single piezoelectric transducer

Yun-Kyu An, Dong Jun Lee

Proceedings Volume 9803, 98032L (2016) https://doi.org/10.1117/12.2218810

KEYWORDS: Ultrasonics, Transducers, Ferroelectric materials, Structural health monitoring, Target acquisition, Data acquisition, Aluminum, Complex systems, Distortion, Sensors, Nondestructive evaluation, Environmental sensing

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Proceedings Article | 19 April 2013 Paper

Laser lock-in thermography for fatigue crack detection in an uncoated metallic structure

Yun-Kyu An, Ji Min Kim, Hoon Sohn

Proceedings Volume 8692, 86921K (2013) https://doi.org/10.1117/12.2009205

KEYWORDS: Thermography, Optical filters, Image filtering, Infrared cameras, Laser scanners, Continuous wave operation, Modulation, Wave propagation, Image visualization, Cameras

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Proceedings Article | 14 April 2011 Paper

Integrated impedance and guided wave based damage detection under temperature variation

Yun-Kyu An, Hoon Sohn

Proceedings Volume 7981, 79811Q (2011) https://doi.org/10.1117/12.880753

KEYWORDS: Waveguides, Ferroelectric materials, Damage detection, Temperature metrology, Signal detection, Multiplexers, Target designation, Algorithm development, Databases, Detection and tracking algorithms

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Proceedings Article | 1 April 2010 Paper

Experimental validations of a baseline-free crack detection technique using dual-PZTs

Yun-Kyu An, Hoon Sohn

Proceedings Volume 7647, 76473R (2010) https://doi.org/10.1117/12.847463

KEYWORDS: Ferroelectric materials, Bridges, Superposition, Structural health monitoring, Transducers, Damage detection, Waveguides, Wave propagation, Temperature metrology, Time metrology

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