[1] [1] OCHOA N A, OCHOA N A. Convenient method for calibrating nonlinear phase modulators for use in phase-shifting interferometry［J］. Optical Engineering, 1998, 37(9): 2501-2505.

[2] [2] LANGOJU R, PATIL A, RASTOGI P. Statistical study of generalized nonlinear phase step estimation methods in phase-shifting interferometry ［J］. Applied Optics, 2007, 46(33): 8007-14.

[5] [5] GOLDBERG K A, BOKOR J. Fourier-transform method of phase-shift determination ［J］. Applied Optics, 2001, 40(17): 2886-2890.

[10] [10] VARGAS J, QUIROGA J A, BELENGUER T. Phase-shifting interferometry based on principal component analysis［J］ Optics Letters, 2011, 36(8): 1326-8.

[11] [11] XU J, JIN W, CHAI L, et al. Phase extraction fromrandomly phase-shifted interferograms by combining principal component analysis and least squares method［J］.Optics Express, 2011,19(21): 20483-20492.

[12] [12] XU J, CHEN Z. Quadrature component analysis of interferograms with random phase shifts［J］. Journal of Optics, 2014, 16(8): 247-268.

[13] [13] VARGAS J, CARAZO J M, SORZANO C O S. Error analysis of the principal component analysis demodulation algorithm ［J］. Applied Physics B Lasers & Optics, 2014, 115(3): 355-364.