Error feedback denoising network

Abstract Recently, deep convolutional neural networks have been successfully used for image denoising due to their favourable performance. This paper examines the error feedback mechanism to image denoising and propose an error feedback denoising network. Specifically, we use the down‐and‐up project...

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Main Authors: Ruizhi Hou, Fang Li
Format: Article
Language:English
Published: Wiley 2021-05-01
Series:IET Image Processing
Subjects:
Online Access:https://doi.org/10.1049/ipr2.12121
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author Ruizhi Hou
Fang Li
author_facet Ruizhi Hou
Fang Li
author_sort Ruizhi Hou
collection DOAJ
description Abstract Recently, deep convolutional neural networks have been successfully used for image denoising due to their favourable performance. This paper examines the error feedback mechanism to image denoising and propose an error feedback denoising network. Specifically, we use the down‐and‐up projection sequence to estimate the noise feature. By the residual connection, the clean structures are removed from the noise features. The essential difference between the proposed network and other existing feedback networks is the projection sequence. Our error feedback projection sequence is down‐and‐up, which is more suitable for image denoising than the existing up‐and‐down order. Moreover, we design a compression block to improve the expression ability of the general 1×1 convolutional compression layer. The advantage of our well‐designed down‐and‐up block is that the network parameters are fewer than other feedback networks and the receptive field is enlarged. We have implemented our error feedback denoising network on denoising and JPEG image deblocking. Extensive experiments verify the effectiveness of our down‐and‐up block and demonstrate that our error feedback denoising network is comparable with the state‐of‐the‐art. The code will be open source. The source codes for reproducing the results can be found at: https://github.com/Houruizhi/EFDN.
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spelling doaj.art-0c4b4fd99a5348d58b8323a95aff1b612022-12-22T03:17:21ZengWileyIET Image Processing1751-96591751-96672021-05-011571508151710.1049/ipr2.12121Error feedback denoising networkRuizhi Hou0Fang Li1School of Mathematical Sciences East China Normal University Shanghai ChinaSchool of Mathematical Sciences and Shanghai Key Laboratory of PMMP East China Normal University Shanghai ChinaAbstract Recently, deep convolutional neural networks have been successfully used for image denoising due to their favourable performance. This paper examines the error feedback mechanism to image denoising and propose an error feedback denoising network. Specifically, we use the down‐and‐up projection sequence to estimate the noise feature. By the residual connection, the clean structures are removed from the noise features. The essential difference between the proposed network and other existing feedback networks is the projection sequence. Our error feedback projection sequence is down‐and‐up, which is more suitable for image denoising than the existing up‐and‐down order. Moreover, we design a compression block to improve the expression ability of the general 1×1 convolutional compression layer. The advantage of our well‐designed down‐and‐up block is that the network parameters are fewer than other feedback networks and the receptive field is enlarged. We have implemented our error feedback denoising network on denoising and JPEG image deblocking. Extensive experiments verify the effectiveness of our down‐and‐up block and demonstrate that our error feedback denoising network is comparable with the state‐of‐the‐art. The code will be open source. The source codes for reproducing the results can be found at: https://github.com/Houruizhi/EFDN.https://doi.org/10.1049/ipr2.12121deep convolutional neural networkserror feedback strategyimage denoisingImage and video codingComputer vision and image processing techniquesNeural nets
spellingShingle Ruizhi Hou
Fang Li
Error feedback denoising network
IET Image Processing
deep convolutional neural networks
error feedback strategy
image denoising
Image and video coding
Computer vision and image processing techniques
Neural nets
title Error feedback denoising network
title_full Error feedback denoising network
title_fullStr Error feedback denoising network
title_full_unstemmed Error feedback denoising network
title_short Error feedback denoising network
title_sort error feedback denoising network
topic deep convolutional neural networks
error feedback strategy
image denoising
Image and video coding
Computer vision and image processing techniques
Neural nets
url https://doi.org/10.1049/ipr2.12121
work_keys_str_mv AT ruizhihou errorfeedbackdenoisingnetwork
AT fangli errorfeedbackdenoisingnetwork