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Related papers: FPANet: Frequency-based Video Demoireing using Fra…

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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…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Xia Wang , Haiyang Sun , Tiantian Cao , Yueying Sun , Min Feng

Image deraining aims to remove rain streaks from rainy images and restore clear backgrounds. Currently, some research that employs the Fourier transform has proved to be effective for image deraining, due to it acting as an effective…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Dong Li , Yidi Liu , Xueyang Fu , Senyan Xu , Zheng-Jun Zha

Machine learning applied to computer vision and signal processing is achieving results comparable to the human brain on specific tasks due to the great improvements brought by the deep neural networks (DNN). The majority of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 José Augusto Stuchi , Levy Boccato , Romis Attux

In this paper, we study the denoising diffusion probabilistic model (DDPM) in wavelet space, instead of pixel space, for visual synthesis. Considering the wavelet transform represents the image in spatial and frequency domains, we carefully…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Xin Yuan , Linjie Li , Jianfeng Wang , Zhengyuan Yang , Kevin Lin , Zicheng Liu , Lijuan Wang

Although deep convolutional neural networks have achieved remarkable success in removing synthetic fog, it is essential to be able to process images taken in complex foggy conditions, such as dense or non-homogeneous fog, in the real world.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Shengli Zhang , Zhiyong Tao , Sen Lin

Image demoir\'eing aims to remove structured moir\'e artifacts in recaptured imagery, where degradations are highly frequency-dependent and vary across scales and directions. While recent deep networks achieve high-quality restoration,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Zheng Chen , Zhi Yang , Xiaoyang Liu , Weihang Zhang , Mengfan Wang , Yifan Fu , Linghe Kong , Yulun Zhang

Image composition is an important operation in image processing, but the inconsistency between foreground and background significantly degrades the quality of composite image. Image harmonization, aiming to make the foreground compatible…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Wenyan Cong , Jianfu Zhang , Li Niu , Liu Liu , Zhixin Ling , Weiyuan Li , Liqing Zhang

Visible-Infrared person re-identification (VI-ReID) is a challenging matching problem due to large modality varitions between visible and infrared images. Existing approaches usually bridge the modality gap with only feature-level…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Haojie Liu , Shun Ma , Daoxun Xia , Shaozi Li

The diffusion models, in early stages focus on constructing basic image structures, while the refined details, including local features and textures, are generated in later stages. Thus the same network layers are forced to learn both…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Lei Wang , Senmao Li , Fei Yang , Jianye Wang , Ziheng Zhang , Yuhan Liu , Yaxing Wang , Jian Yang

In recent years, deep learning-based image compressive sensing (ICS) methods have achieved brilliant success. Many optimization-inspired networks have been proposed to bring the insights of optimization algorithms into the network structure…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Wenjun Chen , Chunling Yang , Xin Yang

There is an increasing interest in using image-generating diffusion models for deep data augmentation and image morphing. In this context, it is useful to interpolate between latents produced by inverting a set of input images, in order to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Erik Landolsi , Fredrik Kahl

We propose SfM-Net, a geometry-aware neural network for motion estimation in videos that decomposes frame-to-frame pixel motion in terms of scene and object depth, camera motion and 3D object rotations and translations. Given a sequence of…

Computer Vision and Pattern Recognition · Computer Science 2017-04-26 Sudheendra Vijayanarasimhan , Susanna Ricco , Cordelia Schmid , Rahul Sukthankar , Katerina Fragkiadaki

Masked Image Modeling (MIM) has garnered significant attention in self-supervised learning, thanks to its impressive capacity to learn scalable visual representations tailored for downstream tasks. However, images inherently contain…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Wenzhao Xiang , Chang Liu , Hongyang Yu , Xilin Chen

Conventional frame-based cameras inevitably produce blurry effects due to motion occurring during the exposure time. Event camera, a bio-inspired sensor offering continuous visual information could enhance the deblurring performance.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Xiaopeng Lin , Hongwei Ren , Yulong Huang , Zunchang Liu , Yue Zhou , Haotian Fu , Biao Pan , Bojun Cheng

Video frame interpolation (VFI) works generally predict intermediate frame(s) by first estimating the motion between inputs and then warping the inputs to the target time with the estimated motion. This approach, however, is not optimal…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Dawit Mureja Argaw , In So Kweon

The past few years have witnessed great success in applying deep learning to enhance the quality of compressed image/video. The existing approaches mainly focus on enhancing the quality of a single frame, ignoring the similarity between…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Ren Yang , Mai Xu , Zulin Wang , Tianyi Li

An end-to-end trainable ConvNet architecture, that learns to harness the power of shape representation for matching disparate image pairs, is proposed. Disparate image pairs are deemed those that exhibit strong affine variations in scale,…

Computer Vision and Pattern Recognition · Computer Science 2018-11-27 Shefali Srivastava , Abhimanyu Chopra , Arun CS Kumar , Suchendra M. Bhandarkar , Deepak Sharma

The core challenge in Camouflage Object Detection (COD) lies in the indistinguishable similarity between targets and backgrounds in terms of color, texture, and shape. This causes existing methods to either lose edge details (such as…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Jianlin Sun , Xiaolin Fang , Juwei Guan , Dongdong Gui , Teqi Wang , Tongxin Zhu

Many applications in computational and experimental fluid mechanics require effective methods for reconstructing the flow fields from limited sensor data. However, this task remains a significant challenge because the measurement operator,…

Fluid Dynamics · Physics 2024-11-22 Phong C. H. Nguyen , Joseph B. Choi , Quang-Trung Luu

Infrared images captured under turbulent conditions are degraded by complex geometric distortions and blur. We address infrared deturbulence as an image restoration task, proposing DparNet, a parameter-assisted multi-frame network with a…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Yi Lu , Yadong Wang , Xingbo Jiang , Xiangzhi Bai