[1] Wang Y H, Yao Y F, Li J R et al. Research and application progress of key technologies of shear speckle interferometry[J]. Laser & Optoelectronics Progress, 59, 1415004(2022).

[2] Li Y Y, Wu S J, Li W X et al. Simultaneous measurement of displacement and slope with dual-function digital speckle pattern interferometry[J]. Acta Photonica Sinica, 49, 0612002(2020).

[3] Wu M Y, Ma Y H, Cheng H et al. Color-camera-based dual-wavelength shearography for simultaneously measuring in-plane and out-of-plane displacement derivatives[J]. Acta Optica Sinica, 40, 1812002(2020).

[4] Cheng Z Y, Li Z G, Zhe W J et al. Compound denoising method of laser speckle noise in laser inherent field imaging[J]. Acta Physica Sinica, 68, 054206(2019).

[5] Gu G Q, Wang K F, Yan X J. Electronic speckle interferometry image processing based on homomorphic filtering[J]. Laser Technology, 34, 750-752, 797(2010).

[6] Zhang H F, Hu C H. Image restoration of speckle noise pollution based on homomorphic filtering and median filtering[J]. Laser Journal, 37, 77-79(2016).

[7] Fan Y C, Zhang L X, Guo H C et al. Image processing for laser imaging using adaptive homomorphic filtering and total variation[J]. Photonics, 7, 30(2020).

[8] Aebischer H A, Waldner S. A simple and effective method for filtering speckle-interferometric phase fringe patterns[J]. Optics Communications, 162, 205-210(1999).

[9] Rudin L I, Osher S, Fatemi E. Nonlinear total variation based noise removal algorithms[J]. Physica D: Nonlinear Phenomena, 60, 259-268(1992).

[10] Song B. Topics in variational PDE image segmentation, inpainting and denoising[D](2003).

[11] Wang Y H, Li J R, Sun J F et al. Frequency domain filtering for phase fringe patterns of digital speckle pattern interferometry[J]. Chinese Optics, 7, 389-395(2014).

[12] Liu J, Huang X H, Wu J H et al. Adaptive total variation speckle denoising method based on sine-cosine decomposition[J]. Chinese Journal of Lasers, 47, 1004004(2020).

[13] Lin W, Cui H H, Zheng W et al. Filtering method of shearing speckle interference fringe pattern based on deep learning[J]. Laser & Optoelectronics Progress, 59, 2210009(2022).

[14] Cao R H, Zhang P C, Wang L et al. Single image defogging algorithm based on attention mechanism[J]. Laser & Optoelectronics Progress, 60, 0210011(2023).

[15] Kaur K, Jindal N, Singh K. Improved homomorphic filtering using fractional derivatives for enhancement of low contrast and non-uniformly illuminated images[J]. Multimedia Tools and Applications, 78, 27891-27914(2019).

[16] Xiao Q Y, Li J, Wu S J et al. Denoising of DSPI phase map using sine-cosine filtering and signal energy[J]. Optics and Precision Engineering, 26, 936-943(2018).

[17] Lu S Q, Zhou X C, Wang Z F. Improved adaptive total variational image denoising model[J]. Journal of Electronic Measurement and Instrumentation, 36, 236-243(2022).

[18] Wang Z X, Hu S T, Xia Z T et al. DSPI image denoising method based on sine-cosine decomposition and BM3D filtering[J]. Automation & Instrumentation, 1-6, 10(2021).

[19] Zhang H K. Noise suppression in digital holographic reconstructed images[D](2014).