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相关论文: ShapeMoir\'e: Channel-Wise Shape-Guided Network fo…

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Taking photos of optoelectronic displays is a direct and spontaneous way of transferring data and keeping records, which is widely practiced. However, due to the analog signal interference between the pixel grids of the display screen and…

多媒体 · 计算机科学 2018-04-13 Bolin Liu , Xiao Shu , Xiaolin Wu

Capturing screen contents by smartphone cameras has become a common way for information sharing. However, these images and videos are often degraded by moir\'e patterns, which are caused by frequency aliasing between the camera filter array…

计算机视觉与模式识别 · 计算机科学 2023-11-01 Huanjing Yue , Yijia Cheng , Xin Liu , Jingyu Yang

Moir\'e patterns arise from spectral aliasing between display pixel lattices and camera sensor grids, manifesting as anisotropic, multi-scale artifacts that pose significant challenges for digital image demoir\'eing. We propose Moir\'eNet,…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Shuwei Guo , Simin Luan , Yan Ke , Zeyd Boukhers , John See , Cong Yang

Digital cameras and mobile phones enable us to conveniently record precious moments. While digital image quality is constantly being improved, taking high-quality photos of digital screens still remains challenging because the photos are…

计算机视觉与模式识别 · 计算机科学 2018-07-04 Yujing Sun , Yizhou Yu , Wenping Wang

Moire patterns, unwanted color artifacts in images and videos, arise from the interference between spatially high-frequency scene contents and the spatial discrete sampling of digital cameras. Existing demoireing methods primarily rely on…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Xuan Dong , Xiangyuan Sun , Xia Wang , Jian Song , Ya Li , Weixin Li

Moir\'e patterns, resulting from aliasing between object light signals and camera sampling frequencies, often degrade image quality during capture. Traditional demoir\'eing methods have generally treated images as a whole for processing and…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Xia Wang , Haiyang Sun , Tiantian Cao , Yueying Sun , Min Feng

Moire artifacts are common in digital photography, resulting from the interference between high-frequency scene content and the color filter array of the camera. Existing deep learning-based demoireing methods trained on large scale…

图像与视频处理 · 电气工程与系统科学 2020-11-06 Lin Liu , Shanxin Yuan , Jianzhuang Liu , Liping Bao , Gregory Slabaugh , Qi Tian

A moire pattern in the images is resulting from high frequency patterns captured by the image sensor (colour filter array) that appear after demosaicing. These Moire patterns would appear in natural images of scenes with high frequency…

计算机视觉与模式识别 · 计算机科学 2020-04-22 D. Sabari Nathan , M. Parisa Beham , S. M. Md Mansoor Roomi

Moir\'e patterns are commonly seen when taking photos of screens. Camera devices usually have limited hardware performance but take high-resolution photos. However, users are sensitive to the photo processing time, which presents a hardly…

计算机视觉与模式识别 · 计算机科学 2024-06-24 Zhibo Du , Long Peng , Yang Wang , Yang Cao , Zheng-Jun Zha

When smartphone cameras are used to take photos of digital screens, usually moire patterns result, severely degrading photo quality. In this paper, we design a wavelet-based dual-branch network (WDNet) with a spatial attention mechanism for…

计算机视觉与模式识别 · 计算机科学 2020-07-20 Lin Liu , Jianzhuang Liu , Shanxin Yuan , Gregory Slabaugh , Ales Leonardis , Wengang Zhou , Qi Tian

Moire patterns, created by the interference between overlapping grid patterns in the pixel space, degrade the visual quality of images and videos. Therefore, removing such patterns~(demoireing) is crucial, yet remains a challenge due to…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Gyeongrok Oh , Sungjune Kim , Heon Gu , Sang Ho Yoon , Jinkyu Kim , Sangpil Kim

3D convolutions are commonly employed by demosaicking neural models, in the same way as solving other image restoration problems. Counter-intuitively, we show that 3D convolutions implicitly impede the RGB color spectra from exchanging…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Xuanchen Li , Yan Niu , Bo Zhao , Haoyuan Shi , Zitong An

When solving a segmentation task, shaped-base methods can be beneficial compared to pixelwise classification due to geometric understanding of the target object as shape, preventing the generation of anatomical implausible predictions in…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Ron Keuth , Mattias Heinrich

Recent successes in deep learning based deformable image registration (DIR) methods have demonstrated that complex deformation can be learnt directly from data while reducing computation time when compared to traditional methods. However,…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Sharib Ali , Jens Rittscher

The prevalence of digital sensors, such as digital cameras and mobile phones, simplifies the acquisition of photos. Digital sensors, however, suffer from producing Moire when photographing objects having complex textures, which deteriorates…

计算机视觉与模式识别 · 计算机科学 2019-09-27 Xi Cheng , Zhenyong Fu , Jian Yang

Recent advancements in medical image segmentation techniques have achieved compelling results. However, most of the widely used approaches do not take into account any prior knowledge about the shape of the biomedical structures being…

图像与视频处理 · 电气工程与系统科学 2019-09-18 Zhou He , Siqi Bao , Albert Chung

3D image reconstruction from a limited number of 2D images has been a long-standing challenge in computer vision and image analysis. While deep learning-based approaches have achieved impressive performance in this area, existing deep…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Nivetha Jayakumar , Tonmoy Hossain , Miaomiao Zhang

Moire pattern frequently appears in photographs captured with mobile devices and digital cameras, potentially degrading image quality. Despite recent advancements in computer vision, image demoire'ing remains a challenging task due to the…

计算机视觉与模式识别 · 计算机科学 2024-05-07 M Rakesh Reddy , Shubham Mandloi , Aman Kumar

Moir\'e patterns, caused by frequency aliasing between fine repetitive structures and a camera sensor's sampling process, have been a significant obstacle in various real-world applications, such as consumer photography and industrial…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Seungryong Lee , Woojeong Baek , Younghyun Kim , Eunwoo Kim , Haru Moon , Donggon Yoo , Eunbyung Park

We cast shape matching as metric learning with convolutional networks. We break the end-to-end process of image representation into two parts. Firstly, well established efficient methods are chosen to turn the images into edge maps.…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Filip Radenović , Giorgos Tolias , Ondřej Chum
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