Laser & Optoelectronics Progress, Volume. 57, Issue 20, 201020(2020)
Dunhuang Mural Inpainting Algorithm Based on Sequential Similarity Detection and Cuckoo Optimization
Fig. 1. Schematic diagram of Criminisi algorithm
Fig. 2. Changes in various data during mural restoration. (a) Mask image; (b) change in confidence; (c) change in date item; (d) change in priority
Fig. 3. Restoration effect of images at each threshold. (a)Original image; (b)mask image; (c) Yth=10000; (d) Yth=5000; (e) Yth=2000; (f) Yth=1000; (g) Yth=500; (h) Yth=200; (i) Yth=50; (j) dynamic threshold of proposed method
Fig. 4. Restoration results of mural 1. (a) Original image; (b) mask image; (c) traditional Criminisi method; (d) method in Ref.[9]; (e) method in Ref.[11] ; (f) proposed method; (g) enlarged restored area of traditional Criminisi method; (h) enlarged restored area of method in Ref.[9]; (i) enlarged restored area of method in Ref.[11];(j) enlarged restored area of proposed method
Fig. 5. Restoration results of mural 2. (a) Original image; (b) mask image; (c) Criminisi method; (d) method in Ref.[9];(e) method in Ref.[11]; (f) proposed method
Fig. 6. Restoration results of mural 3. (a) Original image; (b) mask image; (c) Criminisi method; (d) method in Ref.[9];(e) method in Ref.[11]; (f) proposed method
Fig. 7. Restoration results of mural 4. (a) Original image; (b) mask image; (c) traditional Criminisi method; (d) method in Ref.[9]; (e) method in Ref.[11]; (f) proposed method; (g) enlarged restored area of traditional Criminisi method; (h) enlarged restored area of method in Ref.[9]; (i) enlarged restored area of method in Ref.[11]; (j) enlarged restored area of proposed method
Fig. 8. Mural restoration results in large areas. (a) Original image; (b) mask image; (c) Criminisi method; (d) method in Ref.[9]; (e) method in Ref.[11]; (f) proposed method
Fig. 9. Mural restoration results in real damaged areas. (a) Original images; (b) mask images; (c) Criminisi method; (d) method in Ref.[9]; (e) method in Ref.[11]; (f) proposed method
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Yong Chen, Jin Chen, Yapeng Ai, Meifeng Tao. Dunhuang Mural Inpainting Algorithm Based on Sequential Similarity Detection and Cuckoo Optimization[J]. Laser & Optoelectronics Progress, 2020, 57(20): 201020
Category: Image Processing
Received: Jan. 13, 2020
Accepted: Feb. 24, 2020
Published Online: Oct. 17, 2020
The Author Email: Chen Yong (edukeylab@126.com)