Fig. 1. CUP-VISAR system

Fig. 2. Weighted Kalman filter principle diagram

Fig. 3. Denoising flowchart

Fig. 4. Simulated fringes

Fig. 5. Simulated 2D-VISAR stripes with noise

Fig. 6. Simulated coded image

Fig. 7. Simulated CUP-VISAR observation images with noise

Fig. 8. Reconstruction results of different algorithms

Fig. 9. PSNR and SSIM curves of reconstructed images

Fig. 10. Diagram of actual experimental optical path

Fig. 11. Actual experimental observation data

Fig. 12. Reconstruction results of different algorithms

Fig. 13. Line-VISAR diagram obtained from the reconstructed image

Fig. 14. Shock wave velocity and relative error