Journal of Computer Applications ›› 2022, Vol. 42 ›› Issue (8): 2571-2577.DOI: 10.11772/j.issn.1001-9081.2021061126
Special Issue: 多媒体计算与计算机仿真
• Multimedia computing and computer simulation • Previous Articles Next Articles
Huazhong JIN, Xiuyang ZHANG, Zhiwei YE(), Wenqi ZHANG, Xiaoyu XIA
Received:
2021-07-02
Revised:
2021-09-05
Accepted:
2021-09-14
Online:
2021-12-27
Published:
2022-08-10
Contact:
Zhiwei YE
About author:
JIN Huazhong, born in 1973, Ph. D., associate professor. His research interests include computer vision, smart system.Supported by:
通讯作者:
叶志伟
作者简介:
靳华中(1973—),男,湖北洪湖人,副教授,博士,CCF会员,主要研究方向:计算机视觉、智能系统;CLC Number:
Huazhong JIN, Xiuyang ZHANG, Zhiwei YE, Wenqi ZHANG, Xiaoyu XIA. Image denoising model based on approximate U-shaped network structure[J]. Journal of Computer Applications, 2022, 42(8): 2571-2577.
靳华中, 张修洋, 叶志伟, 张闻其, 夏小鱼. 基于近似U型网络结构的图像去噪模型[J]. 《计算机应用》唯一官方网站, 2022, 42(8): 2571-2577.
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URL: https://www.joca.cn/EN/10.11772/j.issn.1001-9081.2021061126
噪声σ | BM3D | WNNM | EPLL | MLP | CSF | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|---|
15 | 31.07 | 31.37 | 31.21 | — | 31.24 | 31.42 | 31.61 | 31.72 |
25 | 28.57 | 28.83 | 28.68 | 28.96 | 28.74 | 28.92 | 29.16 | 29.23 |
50 | 25.62 | 25.87 | 25.67 | 26.03 | — | 25.97 | 26.23 | 26.27 |
Tab. 1 PSNR comparison of different models on BSD68 dataset
噪声σ | BM3D | WNNM | EPLL | MLP | CSF | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|---|
15 | 31.07 | 31.37 | 31.21 | — | 31.24 | 31.42 | 31.61 | 31.72 |
25 | 28.57 | 28.83 | 28.68 | 28.96 | 28.74 | 28.92 | 29.16 | 29.23 |
50 | 25.62 | 25.87 | 25.67 | 26.03 | — | 25.97 | 26.23 | 26.27 |
图片 | BM3D | WNNM | EPLL | CSF | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|
平均 | 32.372 | 32.696 | 32.138 | 32.318 | 32.502 | 32.680 | 32.824 |
C.man | 31.91 | 32.17 | 31.85 | 31.95 | 32.19 | 32.10 | 32.50 |
House | 34.93 | 35.13 | 34.17 | 34.39 | 34.53 | 34.93 | 35.03 |
Peppers | 32.69 | 32.99 | 32.64 | 32.85 | 33.04 | 33.15 | 33.12 |
Starfish | 31.14 | 31.82 | 31.13 | 31.55 | 31.75 | 32.02 | 32.14 |
Monar | 31.85 | 32.71 | 32.10 | 32.33 | 32.56 | 32.94 | 33.25 |
Airpl | 31.07 | 31.39 | 31.19 | 31.33 | 31.46 | 31.56 | 31.65 |
Parrot | 31.37 | 31.62 | 31.42 | 31.37 | 31.63 | 31.63 | 31.85 |
Lena | 34.26 | 34.27 | 33.92 | 34.06 | 34.24 | 34.56 | 34.56 |
Barbara | 33.10 | 33.60 | 31.38 | 31.92 | 32.13 | 32.09 | 32.64 |
Boat | 32.13 | 32.27 | 31.93 | 32.01 | 32.14 | 32.35 | 32.32 |
Man | 31.92 | 32.11 | 32.00 | 32.08 | 32.23 | 32.41 | 32.40 |
Couple | 32.10 | 32.17 | 31.93 | 31.98 | 32.11 | 32.41 | 32.43 |
Tab. 2 PSNR comparison of each picture in Set12 dataset (σ = 15)
图片 | BM3D | WNNM | EPLL | CSF | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|
平均 | 32.372 | 32.696 | 32.138 | 32.318 | 32.502 | 32.680 | 32.824 |
C.man | 31.91 | 32.17 | 31.85 | 31.95 | 32.19 | 32.10 | 32.50 |
House | 34.93 | 35.13 | 34.17 | 34.39 | 34.53 | 34.93 | 35.03 |
Peppers | 32.69 | 32.99 | 32.64 | 32.85 | 33.04 | 33.15 | 33.12 |
Starfish | 31.14 | 31.82 | 31.13 | 31.55 | 31.75 | 32.02 | 32.14 |
Monar | 31.85 | 32.71 | 32.10 | 32.33 | 32.56 | 32.94 | 33.25 |
Airpl | 31.07 | 31.39 | 31.19 | 31.33 | 31.46 | 31.56 | 31.65 |
Parrot | 31.37 | 31.62 | 31.42 | 31.37 | 31.63 | 31.63 | 31.85 |
Lena | 34.26 | 34.27 | 33.92 | 34.06 | 34.24 | 34.56 | 34.56 |
Barbara | 33.10 | 33.60 | 31.38 | 31.92 | 32.13 | 32.09 | 32.64 |
Boat | 32.13 | 32.27 | 31.93 | 32.01 | 32.14 | 32.35 | 32.32 |
Man | 31.92 | 32.11 | 32.00 | 32.08 | 32.23 | 32.41 | 32.40 |
Couple | 32.10 | 32.17 | 31.93 | 31.98 | 32.11 | 32.41 | 32.43 |
图片 | BM3D | WNNM | EPLL | MLP | CSF | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|---|
平均 | 29.969 | 30.257 | 29.692 | 30.027 | 29.837 | 30.055 | 30.362 | 30.457 |
C.man | 29.45 | 29.64 | 29.26 | 29.61 | 29.48 | 29.72 | 29.94 | 30.12 |
House | 32.85 | 33.22 | 32.17 | 32.56 | 32.39 | 32.53 | 33.05 | 33.13 |
Peppers | 30.16 | 30.42 | 30.17 | 30.30 | 30.32 | 30.57 | 30.84 | 30.80 |
Starfish | 28.56 | 29.03 | 28.51 | 28.82 | 28.80 | 29.02 | 29.34 | 29.45 |
Monar | 29.25 | 29.84 | 29.39 | 29.61 | 29.62 | 29.85 | 30.25 | 30.43 |
Airpl | 28.42 | 28.69 | 28.61 | 28.82 | 28.72 | 28.88 | 29.09 | 29.14 |
Parrot | 28.93 | 29.15 | 28.95 | 29.25 | 28.90 | 29.18 | 29.35 | 29.51 |
Lena | 32.07 | 32.24 | 31.73 | 32.25 | 31.79 | 32.00 | 32.42 | 32.47 |
Barbara | 30.71 | 31.24 | 28.61 | 29.54 | 29.03 | 29.41 | 29.69 | 30.09 |
Boat | 29.90 | 30.03 | 29.74 | 29.97 | 29.76 | 29.91 | 30.20 | 30.18 |
Man | 29.61 | 29.76 | 29.66 | 29.88 | 29.71 | 29.87 | 30.09 | 30.04 |
Couple | 29.71 | 29.82 | 29.53 | 29.73 | 29.53 | 29.71 | 30.10 | 30.12 |
Tab. 3 PSNR comparison of each picture in Set12 dataset (σ = 25)
图片 | BM3D | WNNM | EPLL | MLP | CSF | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|---|
平均 | 29.969 | 30.257 | 29.692 | 30.027 | 29.837 | 30.055 | 30.362 | 30.457 |
C.man | 29.45 | 29.64 | 29.26 | 29.61 | 29.48 | 29.72 | 29.94 | 30.12 |
House | 32.85 | 33.22 | 32.17 | 32.56 | 32.39 | 32.53 | 33.05 | 33.13 |
Peppers | 30.16 | 30.42 | 30.17 | 30.30 | 30.32 | 30.57 | 30.84 | 30.80 |
Starfish | 28.56 | 29.03 | 28.51 | 28.82 | 28.80 | 29.02 | 29.34 | 29.45 |
Monar | 29.25 | 29.84 | 29.39 | 29.61 | 29.62 | 29.85 | 30.25 | 30.43 |
Airpl | 28.42 | 28.69 | 28.61 | 28.82 | 28.72 | 28.88 | 29.09 | 29.14 |
Parrot | 28.93 | 29.15 | 28.95 | 29.25 | 28.90 | 29.18 | 29.35 | 29.51 |
Lena | 32.07 | 32.24 | 31.73 | 32.25 | 31.79 | 32.00 | 32.42 | 32.47 |
Barbara | 30.71 | 31.24 | 28.61 | 29.54 | 29.03 | 29.41 | 29.69 | 30.09 |
Boat | 29.90 | 30.03 | 29.74 | 29.97 | 29.76 | 29.91 | 30.20 | 30.18 |
Man | 29.61 | 29.76 | 29.66 | 29.88 | 29.71 | 29.87 | 30.09 | 30.04 |
Couple | 29.71 | 29.82 | 29.53 | 29.73 | 29.53 | 29.71 | 30.10 | 30.12 |
图片 | BM3D | WNNM | EPLL | MLP | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|
平均 | 26.722 | 27.052 | 26.471 | 26.783 | 26.812 | 27.206 | 27.248 |
C.man | 26.13 | 26.45 | 26.10 | 26.37 | 26.62 | 27.03 | 27.20 |
House | 26.69 | 30.33 | 29.12 | 29.64 | 29.48 | 30.02 | 30.34 |
Peppers | 26.68 | 26.95 | 26.80 | 26.68 | 27.10 | 27.39 | 27.35 |
Starfish | 25.04 | 25.44 | 25.12 | 25.43 | 25.42 | 25.72 | 25.80 |
Monar | 25.82 | 26.32 | 25.94 | 26.26 | 26.31 | 26.83 | 26.79 |
Airpl | 25.10 | 25.42 | 25.31 | 25.56 | 25.59 | 25.89 | 25.86 |
Parrot | 25.90 | 26.14 | 25.95 | 26.12 | 26.16 | 26.48 | 26.46 |
Lena | 29.05 | 29.25 | 28.68 | 29.32 | 28.93 | 29.38 | 29.47 |
Barbara | 27.22 | 27.79 | 24.83 | 25.24 | 25.70 | 26.38 | 26.39 |
Boat | 26.78 | 26.97 | 26.74 | 27.03 | 26.94 | 27.23 | 27.15 |
Man | 26.81 | 26.94 | 26.79 | 27.06 | 26.98 | 27.23 | 27.19 |
Couple | 26.46 | 26.64 | 26.30 | 26.67 | 26.50 | 26.91 | 26.97 |
Tab. 4 PSNR comparison of each picture in Set12 dataset (σ = 50)
图片 | BM3D | WNNM | EPLL | MLP | TNRD | DnCNN-B | 本文模型 |
---|---|---|---|---|---|---|---|
平均 | 26.722 | 27.052 | 26.471 | 26.783 | 26.812 | 27.206 | 27.248 |
C.man | 26.13 | 26.45 | 26.10 | 26.37 | 26.62 | 27.03 | 27.20 |
House | 26.69 | 30.33 | 29.12 | 29.64 | 29.48 | 30.02 | 30.34 |
Peppers | 26.68 | 26.95 | 26.80 | 26.68 | 27.10 | 27.39 | 27.35 |
Starfish | 25.04 | 25.44 | 25.12 | 25.43 | 25.42 | 25.72 | 25.80 |
Monar | 25.82 | 26.32 | 25.94 | 26.26 | 26.31 | 26.83 | 26.79 |
Airpl | 25.10 | 25.42 | 25.31 | 25.56 | 25.59 | 25.89 | 25.86 |
Parrot | 25.90 | 26.14 | 25.95 | 26.12 | 26.16 | 26.48 | 26.46 |
Lena | 29.05 | 29.25 | 28.68 | 29.32 | 28.93 | 29.38 | 29.47 |
Barbara | 27.22 | 27.79 | 24.83 | 25.24 | 25.70 | 26.38 | 26.39 |
Boat | 26.78 | 26.97 | 26.74 | 27.03 | 26.94 | 27.23 | 27.15 |
Man | 26.81 | 26.94 | 26.79 | 27.06 | 26.98 | 27.23 | 27.19 |
Couple | 26.46 | 26.64 | 26.30 | 26.67 | 26.50 | 26.91 | 26.97 |
噪声σ | DnCNN-B | 本文模型 | 差值 |
---|---|---|---|
10 | 34.63 | 34.77 | +0.14 |
15 | 32.68 | 32.82 | +0.14 |
20 | 31.42 | 31.53 | +0.11 |
25 | 30.36 | 30.46 | +0.10 |
30 | 29.46 | 29.55 | +0.09 |
35 | 28.82 | 28.89 | +0.07 |
40 | 28.16 | 28.23 | +0.07 |
45 | 27.65 | 27.70 | +0.05 |
50 | 27.21 | 27.25 | +0.04 |
Tab. 5 Comparison of the proposed model and DnCNN model under different noise intensities on Set12 dataset
噪声σ | DnCNN-B | 本文模型 | 差值 |
---|---|---|---|
10 | 34.63 | 34.77 | +0.14 |
15 | 32.68 | 32.82 | +0.14 |
20 | 31.42 | 31.53 | +0.11 |
25 | 30.36 | 30.46 | +0.10 |
30 | 29.46 | 29.55 | +0.09 |
35 | 28.82 | 28.89 | +0.07 |
40 | 28.16 | 28.23 | +0.07 |
45 | 27.65 | 27.70 | +0.05 |
50 | 27.21 | 27.25 | +0.04 |
噪声σ | 采用步长 | 峰值信噪比/dB | 训练时长/s |
---|---|---|---|
15 | 1 | 32.80 | 7 543 |
2 | 32.82 | 4 752 | |
25 | 1 | 30.30 | 7 543 |
2 | 30.46 | 4 752 | |
50 | 1 | 27.16 | 7 543 |
2 | 27.25 | 4 752 |
Tab. 6 Comparison of PSNR and training time for networks with different strides on Set12 dataset
噪声σ | 采用步长 | 峰值信噪比/dB | 训练时长/s |
---|---|---|---|
15 | 1 | 32.80 | 7 543 |
2 | 32.82 | 4 752 | |
25 | 1 | 30.30 | 7 543 |
2 | 30.46 | 4 752 | |
50 | 1 | 27.16 | 7 543 |
2 | 27.25 | 4 752 |
模型 | 耗时/s |
---|---|
WNNM | 240.56 |
EPLL | 53.53 |
DnCNN-B | 0.02 |
本文模型 | 0.01 |
Tab. 7 Comparison of execution time of each model
模型 | 耗时/s |
---|---|
WNNM | 240.56 |
EPLL | 53.53 |
DnCNN-B | 0.02 |
本文模型 | 0.01 |
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