Four-path unsupervised learning-based image defogging network

To solve the problems of supervised network and unsupervised network in the field of single image defogging, a four-path unsupervised learning-based image defogging network based on cycle generative adversarial network (CycleGAN) was proposed, which mainly included three sub-networks: defogging netw...

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Main Authors: Wei LIU, Cheng CHEN, Rui JIANG, Tao LU
Format: Article
Language:zho
Published: Editorial Department of Journal on Communications 2022-10-01
Series:Tongxin xuebao
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Online Access:http://www.joconline.com.cn/zh/article/doi/10.11959/j.issn.1000-436x.2022201/
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author Wei LIU
Cheng CHEN
Rui JIANG
Tao LU
author_facet Wei LIU
Cheng CHEN
Rui JIANG
Tao LU
author_sort Wei LIU
collection DOAJ
description To solve the problems of supervised network and unsupervised network in the field of single image defogging, a four-path unsupervised learning-based image defogging network based on cycle generative adversarial network (CycleGAN) was proposed, which mainly included three sub-networks: defogging network, synthetic fog network and attention feature fusion network.The three sub-networks were sequentially combined to construct four learning paths, which were the defogging path, the color-texture recovery path for defogged result, the synthetic fog path, and the color-texture recovery path for synthetic fog result.Specifically, in the synthetic fog network, to better constrain the defogging network to generate higher quality fogfree images, the atmospheric scattering model (ASM)was introduced to enhance the mapping transformation of the network from the foggy image domain to the fogfree image domain.Furthermore, to further improve the image generation quality of the defogging network and the synthetic fog network, an attention feature fusion network was proposed.The proposed network was based on several fog-derived images, which adopts a multi-channel mapping structure and an attention mechanism to enhance the recovery of color and texture details.Extensive experiments on both synthetic and real-world datasets show that the proposed method can better restore the color and texture details information of foggy images in various scenes.
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spelling doaj-art-3e3448ae699d42df9bca096e0b179a642025-01-14T06:30:08ZzhoEditorial Department of Journal on CommunicationsTongxin xuebao1000-436X2022-10-014321022259396505Four-path unsupervised learning-based image defogging networkWei LIUCheng CHENRui JIANGTao LUTo solve the problems of supervised network and unsupervised network in the field of single image defogging, a four-path unsupervised learning-based image defogging network based on cycle generative adversarial network (CycleGAN) was proposed, which mainly included three sub-networks: defogging network, synthetic fog network and attention feature fusion network.The three sub-networks were sequentially combined to construct four learning paths, which were the defogging path, the color-texture recovery path for defogged result, the synthetic fog path, and the color-texture recovery path for synthetic fog result.Specifically, in the synthetic fog network, to better constrain the defogging network to generate higher quality fogfree images, the atmospheric scattering model (ASM)was introduced to enhance the mapping transformation of the network from the foggy image domain to the fogfree image domain.Furthermore, to further improve the image generation quality of the defogging network and the synthetic fog network, an attention feature fusion network was proposed.The proposed network was based on several fog-derived images, which adopts a multi-channel mapping structure and an attention mechanism to enhance the recovery of color and texture details.Extensive experiments on both synthetic and real-world datasets show that the proposed method can better restore the color and texture details information of foggy images in various scenes.http://www.joconline.com.cn/zh/article/doi/10.11959/j.issn.1000-436x.2022201/cycle generative adversarial networksingle image defoggingatmospheric scattering modelattention feature fusionunsupervised learning
spellingShingle Wei LIU
Cheng CHEN
Rui JIANG
Tao LU
Four-path unsupervised learning-based image defogging network
Tongxin xuebao
cycle generative adversarial network
single image defogging
atmospheric scattering model
attention feature fusion
unsupervised learning
title Four-path unsupervised learning-based image defogging network
title_full Four-path unsupervised learning-based image defogging network
title_fullStr Four-path unsupervised learning-based image defogging network
title_full_unstemmed Four-path unsupervised learning-based image defogging network
title_short Four-path unsupervised learning-based image defogging network
title_sort four path unsupervised learning based image defogging network
topic cycle generative adversarial network
single image defogging
atmospheric scattering model
attention feature fusion
unsupervised learning
url http://www.joconline.com.cn/zh/article/doi/10.11959/j.issn.1000-436x.2022201/
work_keys_str_mv AT weiliu fourpathunsupervisedlearningbasedimagedefoggingnetwork
AT chengchen fourpathunsupervisedlearningbasedimagedefoggingnetwork
AT ruijiang fourpathunsupervisedlearningbasedimagedefoggingnetwork
AT taolu fourpathunsupervisedlearningbasedimagedefoggingnetwork