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Effective video frame interpolation hinges on the adept handling of motion in the input scene. Prior work acknowledges asynchronous event information for this, but often overlooks whether motion induces blur in the video, limiting its scope…

计算机视觉与模式识别 · 计算机科学 2025-05-21 Lei Sun , Daniel Gehrig , Christos Sakaridis , Mathias Gehrig , Jingyun Liang , Peng Sun , Zhijie Xu , Kaiwei Wang , Luc Van Gool , Davide Scaramuzza

A canonical wireless communication system consists of a transmitter and a receiver. The information bit stream is transmitted after coding, modulation, and pulse shaping. Due to the effects of radio frequency (RF) impairments, channel…

信号处理 · 电气工程与系统科学 2020-09-01 Shilian Zheng , Shichuan Chen , Xiaoniu Yang

The embedding-based retrieval (EBR) approach is widely used in mainstream search engine retrieval systems and is crucial in recent retrieval-augmented methods for eliminating LLM illusions. However, existing EBR models often face the…

计算与语言 · 计算机科学 2024-04-10 Yanan Zhang , Xiaoling Bai , Tianhua Zhou

Event-based cameras are bio-inspired sensors that capture brightness change of every pixel in an asynchronous manner. Compared with frame-based sensors, event cameras have microsecond-level latency and high dynamic range, hence showing…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Dongsheng Wang , Xu Jia , Yang Zhang , Xinyu Zhang , Yaoyuan Wang , Ziyang Zhang , Dong Wang , Huchuan Lu

Motion blur arises when rapid scene changes occur during the exposure period, collapsing rich intra-exposure motion into a single RGB frame. Without explicit structural or temporal cues, RGB-only deblurring is highly ill-posed and often…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Yapeng Meng , Lin Yang , Yuguo Chen , Xiangru Chen , Taoyi Wang , Lijian Wang , Zheyu Yang , Yihan Lin , Rong Zhao

We address the novel task of jointly reconstructing the 3D shape, texture, and motion of an object from a single motion-blurred image. While previous approaches address the deblurring problem only in the 2D image domain, our proposed…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Denys Rozumnyi , Martin R. Oswald , Vittorio Ferrari , Marc Pollefeys

Super-Resolution from a single motion Blurred image (SRB) is a severely ill-posed problem due to the joint degradation of motion blurs and low spatial resolution. In this paper, we employ events to alleviate the burden of SRB and propose an…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Lei Yu , Bishan Wang , Xiang Zhang , Haijian Zhang , Wen Yang , Jianzhuang Liu , Gui-Song Xia

Motion blurry images challenge many computer vision algorithms, e.g, feature detection, motion estimation, or object recognition. Deep convolutional neural networks are state-of-the-art for image deblurring. However, obtaining training data…

计算机视觉与模式识别 · 计算机科学 2020-02-13 Peidong Liu , Joel Janai , Marc Pollefeys , Torsten Sattler , Andreas Geiger

Single-shot image deblurring in a low-light condition is known to be a profoundly challenging image translation task. This study tackles the limitations of the low-light image deblurring with a learning-based approach and proposes a novel…

计算机视觉与模式识别 · 计算机科学 2025-03-05 S M A Sharif , Rizwan Ali Naqvi , Farman Alic , Mithun Biswas

Blind motion deblurring is one of the most basic and challenging problems in image processing and computer vision. It aims to recover a sharp image from its blurred version knowing nothing about the blur process. Many existing methods use…

计算机视觉与模式识别 · 计算机科学 2019-01-09 Quan Yuan , Junxia Li , Lingwei Zhang , Zhefu Wu , Guangyu Liu

Document dewarping aims to rectify deformations in photographic document images, thus improving text readability, which has attracted much attention and made great progress, but it is still challenging to preserve document structures. Given…

计算机视觉与模式识别 · 计算机科学 2025-10-10 Weiguang Zhang , Huangcheng Lu , Maizhen Ning , Xiaowei Huang , Wei Wang , Kaizhu Huang , Qiufeng Wang

A critical bottleneck in deep reinforcement learning (DRL) is sample inefficiency, as training high-performance agents often demands extensive environmental interactions. Model-based reinforcement learning (MBRL) mitigates this by building…

机器学习 · 计算机科学 2025-09-30 Boxuan Zhang , Runqing Wang , Wei Xiao , Weipu Zhang , Jian Sun , Gao Huang , Jie Chen , Gang Wang

Event cameras are novel bio-inspired sensors that capture motion dynamics with much higher temporal resolution than traditional cameras, since pixels react asynchronously to brightness changes. They are therefore better suited for tasks…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Youssef Farah , Federico Paredes-Vallés , Guido De Croon , Muhammad Ahmed Humais , Hussain Sajwani , Yahya Zweiri

In real-world scenarios, images captured often suffer from blurring, noise, and other forms of image degradation, and due to sensor limitations, people usually can only obtain low dynamic range images. To achieve high-quality images,…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Kangzhen Yang , Tao Hu , Kexin Dai , Genggeng Chen , Yu Cao , Wei Dong , Peng Wu , Yanning Zhang , Qingsen Yan

Facial recognition systems have achieved remarkable success by leveraging deep neural networks, advanced loss functions, and large-scale datasets. However, their performance often deteriorates in real-world scenarios involving low-quality…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Sadaf Gulshad , Abdullah Aldahlawi

Adverse weather conditions, particularly heavy snowfall, pose significant challenges to both human drivers and autonomous vehicles. Traditional image-based de-snowing methods often introduce hallucination artifacts as they rely solely on…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Manasi Muglikar , Nico Messikommer , Marco Cannici , Davide Scaramuzza

We propose a deblurring method that incorporates gyroscope measurements into a convolutional neural network (CNN). With the help of such measurements, it can handle extremely strong and spatially-variant motion blur. At the same time, the…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Janne Mustaniemi , Juho Kannala , Simo Särkkä , Jiri Matas , Janne Heikkilä

Video transmission applications (e.g., conferencing) are gaining momentum, especially in times of global health pandemic. Video signals are transmitted over lossy channels, resulting in low-quality received signals. To restore videos on…

计算机视觉与模式识别 · 计算机科学 2020-12-07 Sachin Mehta , Amit Kumar , Fitsum Reda , Varun Nasery , Vikram Mulukutla , Rakesh Ranjan , Vikas Chandra

Blind image deblurring is a challenging problem in computer vision, which aims to restore both the blur kernel and the latent sharp image from only a blurry observation. Inspired by the prevalent self-example prior in image…

计算机视觉与模式识别 · 计算机科学 2019-06-12 Yuanchao Bai , Huizhu Jia , Ming Jiang , Xianming Liu , Xiaodong Xie , Wen Gao

To facilitate video denoising research, we construct a compelling dataset, namely, "Practical Video Denoising Dataset" (PVDD), containing 200 noisy-clean dynamic video pairs in both sRGB and RAW format. Compared with existing datasets…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Xiaogang Xu , Yitong Yu , Nianjuan Jiang , Jiangbo Lu , Bei Yu , Jiaya Jia
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