Fig. 1. Simulated phase distribution using Peaks function

Fig. 2. Peaks function fringe patterns with different phase variations. (a) V=1; (b) V=4.5

Fig. 3. Wrapped phase maps under different smax when V=4.5. (a) smax=11.31; (b) smax=16.00; (c) smax=22.62

Fig. 4. Wrapped phase maps under different wavelet orders when V=4.5. (a) n=3; (b) n=2

Fig. 5. Errors of unwrapped phase of fringe pattern when V=4.0 and standard deviation of noise is 0.6

Fig. 6. Fringe pattern with noise and its unwrapped result. (a) Fringe pattern when V=4.0 and standard deviation of noise is 0.6; (b) unwrapped phase result when n=4, s0=1, j=7