Shuzhuo MIAO, Cunbo FAN, Guanyu WEN, Jian GAO, Guohai ZHAO. Research on Denoising Method for Polarization Degree Image and Polarization Angle Image of Dim and Weak Targets[J]. Acta Photonica Sinica, 2021, 50(7): 100
- Acta Photonica Sinica
- Vol. 50, Issue 7, 100 (2021)
Fig. 1. Polarization imaging experimental platform for dim targets
Fig. 2. DOP images and gray statistics of scene 1~3
Fig. 3. Flow chart of NTTM algorithm
Fig. 4. DOP image and gray statistical histogram after denoising by NTTM
Fig. 5. Comparison of five filtering algorithms for scene 3
Fig. 6. Flow chart of RGCM algorithm
Fig. 7. The difference between the sub-image of pure noise and other sub-images
Fig. 8. Comparison results between before and after denoising with RGCM.
Fig. 9. Comparison of five filtering algorithms for scene 3 denoising
Fig. 10. The principle diagram of image fusion method
Fig. 11. Comparison of image enhancement
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Table 1. Objective evaluation indexes of five filtering methods for DOP image of scene 1~3
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Table 2. Objective evaluation indexes of five filtering methods for AOP image of scene 1~3
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Table 3. Objective evaluation and comparison of image enhancement effects
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