Fig. 1. Orthogonal transformation network architecture

Fig. 2. Generative network architecture

Fig. 3. Discriminative network architecture

Fig. 4. Simulation for fringe pattern orthogonalization

Fig. 5. Simulation for phase reconstruction

Fig. 6. Comparisons between the proposed method and the Riesz transform method

Fig. 7. Phase error distribution

Fig. 8. Comparisons of the different networks

Fig. 9. Five experimental phase-shifting fringe patterns collected by point diffraction interferometer

Fig. 10. Experiment for fringe pattern orthogonalization

Fig. 11. Experiment for phase reconstruction

Fig. 12. Root mean square of error

Fig. 13. Comparisons of output results of different channel

Fig. 14. Result of the Riesz transform method