Journal of Applied Optics, Volume. 43, Issue 6, 1075(2022)
Mixed noise removal algorithm of EBAPS image under low illumination condition based on FPGA
Figures & Tables(24)
Fig. 17. Comparison of experimental results of external environment at night
Table 1. Evaluation results of test map after denoising of illuminance 1
View tableView in ArticleTable 1. Evaluation results of test map after denoising of illuminance 1
滤波算法 Lena Goldhill Pepper PSNR SSIM EPI PSNR SSIM EPI PSNR SSIM EPI 噪声图 21.499 4 0.294 2 0.906 4 21.385 5 0.412 4 0.911 9 21.361 2 0.322 5 0.924 4 中值滤波 31.966 5 0.514 3 0.990 6 29.479 4 0.588 5 0.984 8 31.131 6 0.490 2 0.991 3 高斯滤波 28.930 4 0.460 0 0.980 9 27.960 8 0.570 8 0.978 3 28.330 8 0.452 9 0.983 4 文献[ 24 ]29.537 0 0.450 8 0.983 8 28.520 8 0.588 3 0.981 3 28.875 0 0.467 0 0.985 6 文献[ 25 ]28.824 4 0.519 3 0.986 9 27.398 7 0.616 4 0.983 1 27.562 0 0.494 5 0.987 0 本文算法 33.006 8 0.583 2 0.993 6 31.176 6 0.685 4 0.989 7 32.237 3 0.560 4 0.993 3
Table 2. Evaluation results of test map after denoising of illuminance 2
View tableView in ArticleTable 2. Evaluation results of test map after denoising of illuminance 2
滤波算法 Lena Goldhill Pepper PSNR SSIM EPI PSNR SSIM EPI PSNR SSIM EPI 噪声图 21.131 3 0.164 5 0.796 3 21.633 6 0.225 3 0.752 0 21.848 4 0.177 3 0.787 9 中值滤波 28.558 6 0.401 0 0.984 0 33.145 6 0.479 3 0.974 0 33.880 7 0.378 8 0.981 7 高斯滤波 27.195 8 0.322 8 0.955 7 29.416 4 0.407 5 0.940 1 29.759 3 0.317 6 0.953 2 文献[ 24 ]27.253 9 0.304 6 0.966 9 30.225 4 0.409 2 0.951 4 30.282 3 0.307 1 0.959 8 文献[ 25 ]28.669 0 0.409 1 0.979 4 31.267 9 0.501 6 0.969 1 30.906 6 0.377 3 0.973 3 本文算法 28.737 5 0.442 1 0.987 2 34.417 5 0.567 1 0.980 6 34.791 6 0.431 0 0.985 2
Table 3. Evaluation results of test map after denoising of illuminance 3
View tableView in ArticleTable 3. Evaluation results of test map after denoising of illuminance 3
滤波算法 Lena Goldhill Pepper PSNR SSIM EPI PSNR SSIM EPI PSNR SSIM EPI 噪声图 21.644 9 0.126 4 0.608 4 21.617 5 0.194 0 0.674 5 21.549 4 0.138 9 0.653 9 中值滤波 35.779 9 0.345 5 0.968 8 34.227 3 0.451 8 0.968 5 35.414 4 0.342 8 0.974 0 高斯滤波 29.757 1 0.260 3 0.888 7 29.529 6 0.365 9 0.913 5 29.631 2 0.261 9 0.908 9 文献[ 24 ]31.664 7 0.257 5 0.925 7 31.170 1 0.374 8 0.940 0 31.350 6 0.267 5 0.937 8 文献[ 25 ]34.312 5 0.354 4 0.962 2 32.972 5 0.482 4 0.964 6 33.657 7 0.350 5 0.967 3 本文算法 36.776 0 0.387 9 0.975 2 35.399 4 0.531 8 0.975 9 36.527 8 0.388 7 0.979 9
Table 4. Consistency test of objective evaluation of simulation software and FPGA algorithm
View tableView in ArticleTable 4. Consistency test of objective evaluation of simulation software and FPGA algorithm
参数 PSNR SSIM EPI 仿真软件 FPGA 误差/% 仿真软件 FPGA 误差/% 仿真软件 FPGA 误差/% 靶标1×10−1 lx 32.606 7 32.384 3 0.68 0.604 6 0.647 7 6.65 0.958 3 0.993 4 3.53 靶标1×10−2 lx 30.476 2 30.384 3 0.30 0.529 7 0.577 0 8.20 0.931 5 0.955 0 2.46 靶标1×10−3 lx 34.291 6 34.168 5 0.36 0.527 5 0.564 6 6.57 0.930 2 0.938 1 0.84 SF 1×10−1 lx 33.197 8 33.047 7 0.45 0.563 6 0.605 3 6.89 0.982 9 0.995 5 1.27 SF 1×10−2 lx 30.779 7 30.604 9 0.57 0.535 4 0.554 9 3.51 0.907 8 0.968 6 6.28 SF 1×10−3 lx 35.385 0 35.668 3 0.79 0.505 6 0.561 1 9.89 0.933 7 0.960 1 2.75 夜晚外部环境 35.004 3 35.368 4 1.03 0.617 8 0.635 3 2.75 0.989 2 0.997 0 0.78
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Haotian XIA, Yunsheng QIAN, Yilun WANG, Yizheng LANG. Mixed noise removal algorithm of EBAPS image under low illumination condition based on FPGA[J]. Journal of Applied Optics, 2022, 43(6): 1075
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Category: Research Articles
Received: Aug. 1, 2022
Accepted: --
Published Online: Nov. 18, 2022
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