Zehai Xu, Haiyan Song. Blind Image Restoration Method Based on Reweighted Graph Total Variation and Hyper-Laplacian[J]. Laser & Optoelectronics Progress, 2020, 57(8): 081025
- Laser & Optoelectronics Progress
- Vol. 57, Issue 8, 081025 (2020)
Fig. 1. Process of the proposed blind restoration algorithm
Fig. 2. Three image blocks. (a) Clear natural image block; (b) blurred image block; (c) intermediate latent image block
Fig. 3. Weight distribution of three images in Fig. 2 . (a) Clear natural image; (b) blurred image; (c) intermediate latent image
Fig. 4. Comparison of blind restoration effect of blurred image of blue car. (a) Clear image; (b) blurred image; (c) restoration effect by method in Ref.[9]; (d) restoration effect by method in Ref.[14]; (e) restoration effect by proposed method
Fig. 5. Comparison of blind restoration effect of blurred image of red car. (a) Blurred image; (b) restoration effect by method in Ref.[9]; (c) restoration effect by method in Ref.[14]; (d) restoration effect by proposed method; (e) intermediate latent image
Fig. 6. Comparison of blind restoration effect of blurred image of monkey. (a) Blurred image; (b) restoration effect by method in Ref.[9]; (c) restoration effect by method in Ref.[14]; (d) restoration effect by proposed method; (e) intermediate latent image
Fig. 7. Comparison of blind restoration effect of blurred image of summer house. (a) Blurred image; (b) restoration effect by method in Ref.[9]; (c) restoration effect by method in Ref.[14]; (d) restoration effect by proposed method; (e) intermediate latent image
Fig. 8. Weight distribution of Fig. 7 (a) before and after restoration. (a) Weight distribution of blurred image; (b) Weight distribution of intermediate latent image; (c) Weight distribution of restored image by proposed method
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Table 1. Blind evaluation index without reference quality of image of red car
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Table 2. Blind evaluation index without reference quality of image of monkey
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Table 3. Blind evaluation index without reference quality of image of summer house
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