Xiaoying Li, Hengjie Yang, Zheng Yan, Fang Lian, Meiqin Wu. Image Background Blurring Algorithm Based on Color Constancy[J]. Laser & Optoelectronics Progress, 2020, 57(8): 081001
- Laser & Optoelectronics Progress
- Vol. 57, Issue 8, 081001 (2020)
Fig. 1. Flow diagram of image background blurring based on color constancy
Fig. 2. Image comparison. (a) Original image; (b) image after color constancy processing
Fig. 3. Comparison of two estimation depth maps. (a) tc; (b) tv
Fig. 4. Image processed by soft matting algorithm.(a)Processing of Fig. 3 (a1); (b) processing of Fig.3 (a2); (c) processing of Fig.3 (a3); (d) processing of Fig.3 (a4)
Fig. 5. Foreground and background of the image.(a) Foreground image; ( b) background image
Fig. 6. Pixel change map after Gaussian filtering
Fig. 7. Contrast image before and after image background blurring processing. (a) Before blurring processing; (b) after blurring processing
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Table 1. Image blurring algorithm and number of cameras for different type of telephones
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Table 2. Comparison of performance of several algorithms
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Table 3. Results of the investigation on the effect evaluation of background blurring
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