Prof. Kaifu Wang Profile

Prof. Kaifu Wang

at Nanjing Univ of Aeronautics & Astronautics

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Publications (2)

SPIE Journal Paper | 26 March 2019

Edge detection of internal defects based on the hidden singularity of gradient streamlines obtained by continuous wavelet transform

Congcong Lv, Kaifu Wang, Guoqing Gu, Yun Pan

OE, Vol. 58, Issue 03, 033105, (March 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.3.033105

KEYWORDS: Continuous wavelet transforms, Edge detection, Wavelets, Signal to noise ratio, Defect detection, Speckle pattern, Interferometry, Phase shifts, Nondestructive evaluation, Optical engineering

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SPIE Journal Paper | 20 February 2014

Adaptive design of ideal low-pass filter based on Fourier-transform spectrum distribution of digital speckle interference fringe patterns by using edge-detection, morphological-operation, and Radon-transform algorithms

Kaifu Wang

OE, Vol. 53, Issue 02, 024107, (February 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.2.024107

KEYWORDS: Linear filtering, Fringe analysis, Digital filtering, Speckle, Phase shifts, Diffraction, Optical filters, Speckle pattern, Interferometry, Denoising

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