Fig. 1. Example of medium wave imaging subsystem

Fig. 2. Feature region centroid wave diagram

Fig. 3. Data flow diagram of algorithm

Fig. 4. Process diagram for feature region selection

Fig. 5. Crop region diagram

Fig. 6. Difference between adjacent two frames

Fig. 7. Comparison chart of PSNR

Fig. 8. PSNR Comparison by Multiple Algorithms

Fig. 9. Feature region jitter comparison curve

Fig. 10. Comparison for whether perceive scene switching

Fig. 11. Measurement error of object disappearance position