W Jiang, T Ren, Q Fu - Electronics, 2024 - mdpi.com
Electronic speckle pattern interferometry (ESPI) is widely used in fields such as materials science, biomedical research, surface morphology analysis, and optical component …
S Kollem, KR Reddy, DS Rao - Multimedia Tools and Applications, 2023 - Springer
Medical imaging is essential for accurate diagnosis. In medical imaging, various algorithms for image denoising have been developed. However, some drawbacks have been identified …
B Lin, S Fu, C Zhang, F Wang, Y Li - Optics and Lasers in Engineering, 2020 - Elsevier
Optical fringe patterns are often contaminated by speckle noise, making it difficult to accurately and robustly extract their phase fields. To deal with this problem, we propose a …
S Kollem, K Ramalinga Reddy… - … Journal of imaging …, 2022 - Wiley Online Library
Various image denoising algorithms have been developed for medical imaging. But some disadvantages have been found, including the block effect, which increases smoothing, and …
F Hao, C Tang, M Xu, Z Lei - Applied optics, 2019 - opg.optica.org
The denoising of electronic speckle pattern interferometry (ESPI) fringe patterns is a key step in the application of ESPI. In this paper, we propose a method for batch denoising of ESPI …
Hybrid single shot algorithm for accurate phase demodulation of complex fringe patterns is proposed. It employs empirical mode decomposition based adaptive fringe pattern …
Fringe patterns from different optical measurement systems are widely used in scientific and engineering applications. However, fringe patterns are often corrupted by speckle noise …
Electronic speckle pattern interferometry is one of the methods measuring the displacement on object surfaces in which fringe patterns need to be evaluated. Noise is one of the key …
Y Lotfi, K Parand - Computers & Mathematics with Applications, 2022 - Elsevier
Images taken and stored digitally are often degraded by noise, so that the perceived image quality is significantly decreased in the presence of noise and human gaze behavior is …