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Single image super-resolution traditionally assumes spatially-invariant degradation models, yet real-world imaging systems exhibit complex distance-dependent effects including atmospheric scattering, depth-of-field variations, and…

计算机视觉与模式识别 · 计算机科学 2025-10-30 Tianhao Guo , Bingjie Lu , Feng Wang , Zhengyang Lu

In this work, we rethink the approach to video super-resolution by introducing a method based on the Diffusion Posterior Sampling framework, combined with an unconditional video diffusion transformer operating in latent space. The video…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Zhihao Zhan , Wang Pang , Xiang Zhu , Yechao Bai

Image signals typically are defined on a rectangular two-dimensional grid. However, there exist scenarios where this is not fulfilled and where the image information only is available for a non-regular subset of pixel position. For…

图像与视频处理 · 电气工程与系统科学 2022-07-15 Jürgen Seiler , André Kaup

Recent progress in single-image super-resolution (SISR) has achieved remarkable performance, yet the computational costs of these methods remain a challenge for deployment on resource-constrained devices. In particular, transformer-based…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Gang Wu , Junjun Jiang , Junpeng Jiang , Xianming Liu

Previous CNN-based video super-resolution approaches need to align multiple frames to the reference. In this paper, we show that proper frame alignment and motion compensation is crucial for achieving high quality results. We accordingly…

计算机视觉与模式识别 · 计算机科学 2017-04-11 Xin Tao , Hongyun Gao , Renjie Liao , Jue Wang , Jiaya Jia

This paper explores an efficient solution for Space-time Super-Resolution, aiming to generate High-resolution Slow-motion videos from Low Resolution and Low Frame rate videos. A simplistic solution is the sequential running of Video Super…

图像与视频处理 · 电气工程与系统科学 2021-06-09 Saikat Dutta , Nisarg A. Shah , Anurag Mittal

Video super-resolution (SR) aims to generate a sequence of high-resolution (HR) frames with plausible and temporally consistent details from their low-resolution (LR) counterparts. The generation of accurate correspondence plays a…

计算机视觉与模式识别 · 计算机科学 2018-10-26 Longguang Wang , Yulan Guo , Zaiping Lin , Xinpu Deng , Wei An

Dense 3D object reconstruction from a single image has recently witnessed remarkable advances, but supervising neural networks with ground-truth 3D shapes is impractical due to the laborious process of creating paired image-shape datasets.…

计算机视觉与模式识别 · 计算机科学 2020-10-21 Chen-Hsuan Lin , Chaoyang Wang , Simon Lucey

Visuals captured by high-flying aerial drones are increasingly used to assess biodiversity and animal population dynamics around the globe. Yet, challenging acquisition scenarios and tiny animal depictions in airborne imagery, despite…

计算机视觉与模式识别 · 计算机科学 2021-11-15 Mowen Xue , Theo Greenslade , Majid Mirmehdi , Tilo Burghardt

Fast-flying aerial robots promise rapid inspection under limited battery constraints, with direct applications in infrastructure inspection, terrain exploration, and search and rescue. However, high speeds lead to severe motion blur in…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Rong Zou , Marco Cannici , Davide Scaramuzza

Following recent advancements in multimode fiber (MMF), miniaturization of imaging endoscopes has proven crucial for minimally invasive surgery in vivo. Recent progress enabled by super-resolution imaging methods with a data-driven deep…

光学 · 物理学 2023-07-12 Chuncheng Zhang , Tingting Liu , Zhihua Xie , Yu Wang , Tong Liu , Qian Chen , Xiubao Sui

In this paper, we propose an approach to address the problem of 3D reconstruction of scenes from a single image captured by a light-field camera equipped with a rolling shutter sensor. Our method leverages the 3D information cues present in…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Hermes McGriff , Renato Martins , Nicolas Andreff , Cédric Demonceaux

We propose a novel method that tracks fast moving objects, mainly non-uniform spherical, in full 6 degrees of freedom, estimating simultaneously their 3D motion trajectory, 3D pose and object appearance changes with a time step that is a…

计算机视觉与模式识别 · 计算机科学 2020-10-30 Denys Rozumnyi , Jan Kotera , Filip Sroubek , Jiri Matas

Although Structure-from-Motion (SfM) as a maturing technique has been widely used in many applications, state-of-the-art SfM algorithms are still not robust enough in certain situations. For example, images for inspection purposes are often…

机器人学 · 计算机科学 2019-11-11 Weikun Zhen , Yaoyu Hu , Huai Yu , Sebastian Scherer

Previous methods decompose blind super resolution (SR) problem into two sequential steps: \textit{i}) estimating blur kernel from given low-resolution (LR) image and \textit{ii}) restoring SR image based on estimated kernel. This two-step…

计算机视觉与模式识别 · 计算机科学 2020-11-26 Zhengxiong Luo , Yan Huang , Shang Li , Liang Wang , Tieniu Tan

Real-world image super-resolution (SR) is a challenging image translation problem. Low-resolution (LR) images are often generated by various unknown transformations rather than by applying simple bilinear down-sampling on high-resolution…

计算机视觉与模式识别 · 计算机科学 2020-10-13 Xin Ma , Yi Li , Huaibo Huang , Mandi Luo , Ran He

Finite element methods typically require a high resolution to satisfactorily approximate micro and even macro patterns of an underlying physical model. This issue can be circumvented by appropriate multiscale strategies that are able to…

数值分析 · 数学 2025-12-24 Zhi-Song Liu , Roland Maier , Andreas Rupp

In this paper we propose a vision system that performs image Super Resolution (SR) with selectivity. Conventional SR techniques, either by multi-image fusion or example-based construction, have failed to capitalize on the intrinsic…

计算机视觉与模式识别 · 计算机科学 2010-10-28 Ju Sun , Qiang Chen , Shuicheng Yan , Loong-Fah Cheong

Motion blur estimation remains an important task for scene analysis and image restoration. In recent years, the removal of motion blur in photographs has seen impressive progress in the hands of deep learning-based methods, trained to map…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Guillermo Carbajal , Patricia Vitoria , Mauricio Delbracio , Pablo Musé , José Lezama

Reconstructing high-resolution (HR) images from low-resolution (LR) inputs poses a significant challenge in image super-resolution (SR). While recent approaches have demonstrated the efficacy of intricate operations customized for various…

图像与视频处理 · 电气工程与系统科学 2024-06-07 Eduard Zamfir , Zongwei Wu , Nancy Mehta , Yulun Zhang , Radu Timofte
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