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Event cameras are bio-inspired vision sensors that asynchronously represent pixel-level brightness changes as event streams. Event-based monocular multi-view stereo (EMVS) is a technique that exploits the event streams to estimate…

硬件体系结构 · 计算机科学 2022-06-08 Mingjun Li , Jianlei Yang , Yingjie Qi , Meng Dong , Yuhao Yang , Runze Liu , Weitao Pan , Bei Yu , Weisheng Zhao

Frame-based cameras with extended exposure times often produce perceptible visual blurring and information loss between frames, significantly degrading video quality. To address this challenge, we introduce EVDI++, a unified self-supervised…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Chi Zhang , Xiang Zhang , Chenxu Jiang , Gui-Song Xia , Lei Yu

Event cameras asynchronously capture pixel-level intensity changes with extremely low latency. They are increasingly used in conjunction with RGB cameras for a wide range of vision-related applications. However, a major challenge in these…

计算机视觉与模式识别 · 计算机科学 2025-06-26 Pujing Yang , Guangyi Zhang , Yunlong Cai , Lei Yu , Guanding Yu

Novel view synthesis and 4D reconstruction techniques predominantly rely on RGB cameras, thereby inheriting inherent limitations such as the dependence on adequate lighting, susceptibility to motion blur, and a limited dynamic range. Event…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Chaoran Feng , Zhenyu Tang , Wangbo Yu , Yatian Pang , Yian Zhao , Jianbin Zhao , Li Yuan , Yonghong Tian

Contrary to conventional frame-based imaging, event-based vision (EBV) or dynamic vision sensing (DVS) asynchronously records binary signals of intensity changes for given pixels with microsecond resolution. The present work explores the…

流体动力学 · 物理学 2022-06-22 Christian Willert , Joachim Klinner

Event cameras promise a paradigm shift in vision sensing with their low latency, high dynamic range, and asynchronous nature of events. Unfortunately, the scarcity of high-quality labeled datasets hinders their widespread adoption in deep…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Kaustav Chanda , Aayush Atul Verma , Arpitsinh Vaghela , Yezhou Yang , Bharatesh Chakravarthi

Asynchronously operating event cameras find many applications due to their high dynamic range, vanishingly low motion blur, low latency and low data bandwidth. The field saw remarkable progress during the last few years, and existing…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Viktor Rudnev , Mohamed Elgharib , Christian Theobalt , Vladislav Golyanik

Event-based cameras are bio-inspired vision sensors whose pixels work independently from each other and respond asynchronously to brightness changes, with microsecond resolution. Their advantages make it possible to tackle challenging…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Yi Zhou , Guillermo Gallego , Shaojie Shen

Low-light image enhancement (LLIE) aims to improve the visibility of images captured in poorly lit environments. Prevalent event-based solutions primarily utilize events triggered by motion, i.e., ''motion events'' to strengthen only the…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Lei Sun , Yuhan Bao , Jiajun Zhai , Jingyun Liang , Yulun Zhang , Kaiwei Wang , Danda Pani Paudel , Luc Van Gool

The current event cameras are bio-inspired sensors that respond to brightness changes in the scene asynchronously and independently for every pixel, and transmit these changes as ternary event streams. Event cameras have several benefits…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Eero Lehtonen , Tuomo Komulainen , Ari Paasio , Mika Laiho

Active event perception, the ability to dynamically detect, track, and summarize events in real time, is essential for embodied intelligence in tasks such as human-AI collaboration, assistive robotics, and autonomous navigation. However,…

机器人学 · 计算机科学 2025-06-24 Zhou Chen , Sanjoy Kundu , Harsimran S. Baweja , Sathyanarayanan N. Aakur

Event cameras, mimicking the human retina, capture brightness changes with unparalleled temporal resolution and dynamic range. Integrating events into intensities poses a highly ill-posed challenge, marred by initial condition ambiguities.…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Jinxiu Liang , Bohan Yu , Yixin Yang , Yiming Han , Boxin Shi

Event cameras provide high dynamic range and microsecond-level temporal resolution, making them well-suited for indoor robot navigation, where conventional RGB cameras degrade under fast motion or low-light conditions. Despite advances in…

In low-light environments, conventional cameras often struggle to capture clear multi-view images of objects due to dynamic range limitations and motion blur caused by long exposure. Event cameras, with their high-dynamic range and…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Jingqian Wu , Peiqi Duan , Zongqiang Wang , Changwei Wang , Boxin Shi , Edmund Y. Lam

Event-based low-light image enhancement (LIE) methods mainly focus on incorporating high dynamic range (HDR) information from events while overlooking the essential global illumination in images and the inherent noise sensitivity of event…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Senyan Xu , Zhijing Sun , Kean Liu , Xin Lu , Ruixuan Jiang , Mingyang Huang , Xueyang Fu , Zheng-Jun Zha

Compared to conventional cameras, event cameras provide a high dynamic range and low latency, offering greater robustness to rapid motion and challenging lighting conditions. Although the potential of event cameras for visual place…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Therese Joseph , Tobias Fischer , Michael Milford

To time-efficiently and stably acquire the intensity information for phase retrieval under a coherent illumination, we leverage an event-based vision sensor (EVS) that can detect changes in logarithmic intensity at the pixel level with a…

信息论 · 计算机科学 2025-11-10 Kaito Hori , Chihiro Tsutake , Keita Takahashi , Toshiaki Fujii

Event cameras such as DAVIS can simultaneously output high temporal resolution events and low frame-rate intensity images, which own great potential in capturing scene motion, such as optical flow estimation. Most of the existing optical…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Zhexiong Wan , Yuchao Dai , Yuxin Mao

Event cameras capture changes of illumination in the observed scene rather than accumulating light to create images. Thus, they allow for applications under high-speed motion and complex lighting conditions, where traditional framebased…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Vincent Brebion , Julien Moreau , Franck Davoine

Event-based vision sensors achieve up to three orders of magnitude better speed vs. power consumption trade off in high-speed control of UAVs compared to conventional image sensors. Event-based cameras produce a sparse stream of events that…

系统与控制 · 电气工程与系统科学 2021-08-20 Antonio Vitale , Alpha Renner , Celine Nauer , Davide Scaramuzza , Yulia Sandamirskaya