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Underwater image enhancement (UIE) is challenging since image degradation in aquatic environments is complicated and changing over time. Existing mainstream methods rely on either physical-model or data-driven, suffering from performance…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Xiaowen Shi , Yuan-Gen Wang

Underwater image enhancement (UIE) aims to generate clear images from low-quality underwater images. Due to the unavailability of clear reference images, researchers often synthesize them to construct paired datasets for training deep…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Dazhao Du , Enhan Li , Lingyu Si , Fanjiang Xu , Jianwei Niu , Fuchun Sun

The light absorption and scattering of underwater impurities lead to poor underwater imaging quality. The existing data-driven based underwater image enhancement (UIE) techniques suffer from the lack of a large-scale dataset containing…

Computer Vision and Pattern Recognition · Computer Science 2023-07-05 Lintao Peng , Chunli Zhu , Liheng Bian

Underwater vision is crucial for autonomous underwater vehicles (AUVs), and enhancing degraded underwater images in real-time on a resource-constrained AUV is a key challenge due to factors like light absorption and scattering, or the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Nguyen Gia Bach , Chanh Minh Tran , Eiji Kamioka , Phan Xuan Tan

Underwater Image Enhancement (UIE) technology aims to tackle the challenge of restoring the degraded underwater images due to light absorption and scattering. To address problems, a novel U-Net based Reinforced Swin-Convs Transformer for…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Tingdi Ren , Haiyong Xu , Gangyi Jiang , Mei Yu , Ting Luo

Underwater images normally suffer from degradation due to the transmission medium of water bodies. Both traditional prior-based approaches and deep learning-based methods have been used to address this problem. However, the inflexible…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Shixuan Xu , Hao Qi , Wei Wang , Chao Huang , Jie Wen , Junyu Dong , Xinghui Dong

Underwater imaging often suffers from significant visual degradation, which limits its suitability for subsequent applications. While recent underwater image enhancement (UIE) methods rely on the current advances in deep neural network…

Image and Video Processing · Electrical Eng. & Systems 2025-01-10 Laibin Chang , Yunke Wang , Bo Du , Chang Xu

Due to the selective absorption and scattering of light by diverse aquatic media, underwater images usually suffer from various visual degradations. Existing underwater image enhancement (UIE) approaches that combine underwater physical…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Dazhao Du , Lingyu Si , Fanjiang Xu , Jianwei Niu , Fuchun Sun

Underwater image enhancement (UIE) is a challenging task due to the complex degradation caused by underwater environments. To solve this issue, previous methods often idealize the degradation process, and neglect the impact of medium noise…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Jingchun Zhou , Zongxin He , Qiuping Jiang , Kui Jiang , Xianping Fu , Xuelong Li

Underwater image enhancement (UIE) plays a crucial role in various marine applications, but it remains challenging due to the complex underwater environment. Current learning-based approaches frequently lack explicit incorporation of prior…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Yingtie Lei , Jia Yu , Yihang Dong , Changwei Gong , Ziyang Zhou , Chi-Man Pun

Activities in underwater environments are paramount in several scenarios, which drives the continuous development of underwater image enhancement techniques. A major challenge in this domain is the depth at which images are captured, with…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Tatiana Taís Schein , Gustavo Pereira de Almeira , Stephanie Loi Brião , Rodrigo Andrade de Bem , Felipe Gomes de Oliveira , Paulo L. J. Drews-Jr

Underwater visuals undergo various complex degradations, inevitably influencing the efficiency of underwater vision tasks. Recently, diffusion models were employed to underwater image enhancement (UIE) tasks, and gained SOTA performance.…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Chen Zhao , Chenyu Dong , Weiling Cai , Yueyue Wang

Underwater image enhancement (UIE) techniques aim to improve visual quality of images captured in aquatic environments by addressing degradation issues caused by light absorption and scattering effects, including color distortion, blurring,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Zheng Cheng , Wenri Wang , Guangyong Chen , Yakun Ju , Yihua Cheng , Zhisong Liu , Yanda Meng , Jintao Song

Applying diffusion models to image-to-image translation (I2I) has recently received increasing attention due to its practical applications. Previous attempts inject information from the source image into each denoising step for an iterative…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Mengfei Xia , Yu Zhou , Ran Yi , Yong-Jin Liu , Wenping Wang

Electrical impedance tomography (EIT) is a non-invasive imaging technique, capable of reconstructing images of the electrical conductivity of tissues and materials. It is popular in diverse application areas, from medical imaging to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Shuaikai Shi , Ruiyuan Kang , Panos Liatsis

Images captured in challenging environments often experience various forms of degradation, including noise, color cast, blur, and light scattering. These effects significantly reduce image quality, hindering their applicability in…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Abbas Anwar , Mohammad Shullar , Ali Arshad Nasir , Mudassir Masood , Saeed Anwar

Underwater image enhancement (UIE) is a highly challenging task due to the complexity of underwater environment and the diversity of underwater image degradation. Due to the application of deep learning, current UIE methods have made…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Yi Liu , Qiuping Jiang , Xinyi Wang , Ting Luo , Jingchun Zhou

This paper introduces ITA-MDT, the Image-Timestep-Adaptive Masked Diffusion Transformer Framework for Image-Based Virtual Try-On (IVTON), designed to overcome the limitations of previous approaches by leveraging the Masked Diffusion…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Ji Woo Hong , Tri Ton , Trung X. Pham , Gwanhyeong Koo , Sunjae Yoon , Chang D. Yoo

Underwater image quality is affected by fluorescence, low illumination, absorption, and scattering. Recent works in underwater image enhancement have proposed different deep network architectures to handle these problems. Most of these…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Pranjali Singh , Prithwijit Guha

Underwater images typically suffer from severe colour distortions, low visibility, and reduced structural clarity due to complex optical effects such as scattering and absorption, which greatly degrade their visual quality and limit the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Chang Huang , Jiahang Cao , Jun Ma , Kieren Yu , Cong Li , Huayong Yang , Kaishun Wu
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