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Ultra-High-Definition (UHD) photo has gradually become the standard configuration in advanced imaging devices. The new standard unveils many issues in existing approaches for low-light image enhancement (LLIE), especially in dealing with…

计算机视觉与模式识别 · 计算机科学 2023-02-24 Chongyi Li , Chun-Le Guo , Man Zhou , Zhexin Liang , Shangchen Zhou , Ruicheng Feng , Chen Change Loy

Several variants of Convolutional Neural Networks (CNN) have been developed for Magnetic Resonance (MR) image reconstruction. Among them, U-Net has shown to be the baseline architecture for MR image reconstruction. However, sub-sampling is…

图像与视频处理 · 电气工程与系统科学 2020-01-09 Sriprabha Ramanarayanan , Balamurali Murugesan , Keerthi Ram , Mohanasankar Sivaprakasam

Image restoration is essential for enhancing degraded images across computer vision tasks. However, most existing methods address only a single type of degradation (e.g., blur, noise, or haze) at a time, limiting their real-world…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Debabrata Mandal , Soumitri Chattopadhyay , Guansen Tong , Praneeth Chakravarthula

Deep convolutional neural networks have been proven to be very effective in image related analysis and tasks, such as image segmentation, image classification, image generation, etc. Recently many sophisticated CNN based architectures have…

图像与视频处理 · 电气工程与系统科学 2020-05-12 Eshal Zahra , Bostan Ali , Wajahat Siddique

Ultra-high-definition (UHD) image restoration poses unique challenges due to the high spatial resolution, diverse content, and fine-grained structures present in UHD images. To address these issues, we introduce a progressive spectral…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Chen Zhao , Yunzhe Xu , Zhizhou Chen , Enxuan Gu , Kai Zhang , Xiaoming Liu , Jian Yang , Ying Tai

Deep learning (DL)-based joint source-channel coding (JSCC) methods have achieved remarkable success in wireless image transmission. However, these methods either focus on conventional distortion metrics that do not necessarily yield high…

图像与视频处理 · 电气工程与系统科学 2026-02-27 Ming Ye , Kui Cai , Cunhua Pan , Zhen Mei , Wanting Yang , Chunguo Li

High Dynamic Range (HDR) imaging aims to reproduce the wide range of brightness levels present in natural scenes, which the human visual system can perceive but conventional digital cameras often fail to capture due to their limited dynamic…

图像与视频处理 · 电气工程与系统科学 2025-10-28 Kumbha Nagaswetha

Traditional feature-based image stitching technologies rely heavily on feature detection quality, often failing to stitch images with few features or low resolution. The learning-based image stitching solutions are rarely studied due to the…

计算机视觉与模式识别 · 计算机科学 2021-07-07 Lang Nie , Chunyu Lin , Kang Liao , Shuaicheng Liu , Yao Zhao

Underwater images often suffer from various issues such as low brightness, color shift, blurred details, and noise due to light absorption and scattering caused by water and suspended particles. Previous underwater image enhancement (UIE)…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Zheng Cheng , Guodong Fan , Jingchun Zhou , Min Gan , C. L. Philip Chen

Deep learning architecture with convolutional neural network (CNN) achieves outstanding success in the field of computer vision. Where U-Net, an encoder-decoder architecture structured by CNN, makes a great breakthrough in biomedical image…

图像与视频处理 · 电气工程与系统科学 2023-02-13 Qing Xu , Zhicheng Ma , Na HE , Wenting Duan

In this work, we propose to leverage a deep-learning (DL) based reconstruction framework for high quality Swept-Source Optical Coherence Tomography (SS-OCT) images, by incorporating wavelength ({\lambda}) space interferometric fringes.…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Maryam Viqar , Erdem Sahin , Violeta Madjarova , Elena Stoykova , Keehoon Hong

Ultra-High-Definition (UHD) image restoration has acquired remarkable attention due to its practical demand. In this paper, we construct UHD snow and rain benchmarks, named UHD-Snow and UHD-Rain, to remedy the deficiency in this field. The…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Liyan Wang , Cong Wang , Jinshan Pan , Xiaofeng Liu , Weixiang Zhou , Xiaoran Sun , Wei Wang , Zhixun Su

Reconstruction-based methods have demonstrated very promising results for 3D anomaly detection. However, these methods face great challenges in handling high-precision point clouds due to the large scale and complex structure. In this…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Hanzhe Liang , Jie Zhang , Tao Dai , Linlin Shen , Jinbao Wang , Can Gao

Deep unfolding networks (DUNs) are widely employed in illumination degradation image restoration (IDIR) to merge the interpretability of model-based approaches with the generalization of learning-based methods. However, the performance of…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Chunming He , Rihan Zhang , Fengyang Xiao , Chengyu Fang , Longxiang Tang , Yulun Zhang , Sina Farsiu

Remotely sensed imagery interpretation (RSII) faces the three major problems: (1) objective representation of spatial distribution patterns; (2) edge uncertainty problem caused by downsampling encoder and intrinsic edge noises (e.g., mixed…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Pengfei Zhang , Chang Li , Yongjun Zhang , Rongjun Qin , Kyle Gao , Jonathan Li

Currently, restoring clean images from a variety of degradation types using a single model is still a challenging task. Existing all-in-one image restoration approaches struggle with addressing complex and ambiguously defined degradation…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Huiqiang Wang , Mingchen Song , Guoqiang Zhong

Recently, deep learning has become much more popular in computer vision area. The Convolution Neural Network (CNN) has brought a breakthrough in images segmentation areas, especially, for medical images. In this regard, U-Net is the…

图像与视频处理 · 电气工程与系统科学 2020-06-02 Ange Lou , Shuyue Guan , Murray Loew

Underwater images often exhibit poor quality, distorted color balance and low contrast due to the complex and intricate interplay of light, water, and objects. Despite the significant contributions of previous underwater enhancement…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Weiwen Chen , Yingtie Lei , Shenghong Luo , Ziyang Zhou , Mingxian Li , Chi-Man Pun

Underwater object detection (UOD) plays a significant role in aquaculture and marine environmental protection. Considering the challenges posed by low contrast and low-light conditions in underwater environments, several underwater image…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Linhui Dai , Hong Liu , Pinhao Song , Mengyuan Liu

Building on crucial insights into the determining factors of the visual integrity of an image and the property of deep convolutional neural network (CNN), we have developed the Deep Feature Consistent Deep Image Transformation (DFC-DIT)…

计算机视觉与模式识别 · 计算机科学 2017-09-12 Xianxu Hou , Jiang Duan , Guoping Qiu