[1] XU X,WANG K F, GU G Q, et al. Measurement of internal material flaws based on out-of-plane displacement digital speckle pattern interferometry[J]. Laser Technology, 2012, 36(4):548-552(in Chinese).
[2] XIE M M, TAO B Q, JIANG J H. Nondestructive inspection technology based on grating big shearing digital speckle interference[J]. Laser Technology, 2001, 25(4):279-282(in Chinese).
[3] ZHANG Y P, WANG K F. Application of LabVIEW and MATLAB in ESPI image processing[J]. Laser Technology, 2009, 33(6):582-589(in Chinese).
[4] QIAN X F, RAO F, LI X H, et al. Accurate least-squares phase unwrapping algorithm[J]. Chinese Journal of Lasers, 2012, 39(2): 0209001(in Chinese).
[5] WEI Z Q, XU F, JIN Y Q. Phase unwrapping for SAR interferometry based on an ant colony optimization algorithm[J]. International Journal of Remote Sensing, 2008, 29(3):711-725.
[6] QIAN X F, ZHANG Y A, LI X Y, et al. Phase unwrapping algorithm based on mask and least-squares iteration[J]. Acta Optica Sinica, 2010, 30(2):440-444(in Chinese).
[7] GUO Y, CHEN X T. Study of improved phase unwrapping algorithm based on least squares[J]. Chinese Journal of Lasers, 2014, 41(5): 0508005(in Chinese).
[8] GHIGLIA D C, ROMERO L A. Robust two-dimensional weighted and unweighted phase unwrapping that uses fast transforms and iterative methods[J]. Journal of the Optical Society of America,1994, A11(1):107-117.
[9] PRITT M D, SHIPMAN F S. Least-squares two-dimensional phase unwrapping using FFT's[J]. IEEE Transactions on Geoscience and Remote Sensing, 1994, 32(3):706-708.
[10] LIU J F, LI Y Q, LIU K. Weighted leastsquare phase unwrapping algorithm for noisy phase-map[J]. Acta Optica Sinica, 2008, 34(5):643-646(in Chinese).
[11] DONG Ch M, LIU G L, YU Sh W, et al. An improved algorithm of weighted least squares for phase unwrapping[J]. Journal of Geodesy and Geodynamics, 2011, 31(s1):90-93(in Chinese).
[12] FAN Q, YANG H R, LI G P, et al. Method for phase recovery from a single undersampled wrapped phase map[J]. Acta Optica Sinica, 2011, 31(3):0310002(in Chinese).
[13] ZHANG X, QIAN X F. An improved on least-squares phase unwrapping algorithm for undersampled interferofram[J]. Acta Photonica Sinica, 2011, 40(1):121-125(in Chinese).
[14] WANG H Y, ZHANG Z H, ZHAO B Q, et al. Unwrapping algorithm of under-sampled wrapped-phase map[J]. High Power Laser and Particle Beams, 2012, 24(10):2311-2317(in Chinese).
[15] LI B, QIAN X F, LI X H, et al. Phase-unwrapping algorithm based on radial shearing principle[J]. Laser Technology, 2013, 37(1):44-47(in Chinese).
[16] LI K, QIAN K M. Dynamic phase retrieval in temporal speckle pattern interferometry using least squares method and windowed Fourier filtering[J]. Optics Express, 2011, 19(19):18058-18066.
[17] QIAN K M. Two-dimensional windowed Fourier transform for fringe pattern analysis: Principles, applications and implementations[J]. Optics and Lasers in Engineering ,2007, 45(2):304-317.
[18] QIAN K M. Windowed Fourier transform for fringe pattern analysis[J]. Applied Optics, 2004, 43(13):2695-2702.