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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

Event cameras record sparse illumination changes with high temporal resolution and high dynamic range. Thanks to their sparse recording and low consumption, they are increasingly used in applications such as AR/VR and autonomous driving.…

计算机视觉与模式识别 · 计算机科学 2024-01-24 Alberto Sabater , Luis Montesano , Ana C. Murillo

Event camera, a novel neuromorphic vision sensor, records data with high temporal resolution and wide dynamic range, offering new possibilities for accurate visual representation in challenging scenarios. However, event data is inherently…

计算机视觉与模式识别 · 计算机科学 2025-08-08 Lin Zhu , Ruonan Liu , Xiao Wang , Lizhi Wang , Hua Huang

In recent years the amounts of personal photos captured increased significantly, giving rise to new challenges in multi-image understanding and high-level image understanding. Event recognition in personal photo albums presents one…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Tamar Glaser , Emanuel Ben-Baruch , Gilad Sharir , Nadav Zamir , Asaf Noy , Lihi Zelnik-Manor

Event cameras are a new type of sensors that are different from traditional cameras. Each pixel is triggered asynchronously by event. The trigger event is the change of the brightness irradiated on the pixel. If the increment or decrement…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Kun Xiao , Guohui Wang , Yi Chen , Jinghong Nan , Yongfeng Xie

We tackle a challenging task: multi-view and multi-modal event detection that detects events in a wide-range real environment by utilizing data from distributed cameras and microphones and their weak labels. In this task, distributed…

音频与语音处理 · 电气工程与系统科学 2022-02-21 Masahiro Yasuda , Yasunori Ohishi , Shoichiro Saito , Noboru Harada

Modern high-definition LIDAR is expensive for commercial autonomous driving vehicles and small indoor robots. An affordable solution to this problem is fusion of planar LIDAR with RGB images to provide a similar level of perception…

计算机视觉与模式识别 · 计算机科学 2020-09-07 Chen Fu , Chiyu Dong , Christoph Mertz , John M. Dolan

Accurate depth information is essential for many computer vision applications. Yet, no available dataset recording method allows for fully dense accurate depth estimation in a large scale dynamic environment. In this paper, we introduce…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Simon de Moreau , Mathias Corsia , Hassan Bouchiba , Yasser Almehio , Andrei Bursuc , Hafid El-Idrissi , Fabien Moutarde

This paper introduces a self-supervised learning framework designed for pre-training neural networks tailored to dense prediction tasks using event camera data. Our approach utilizes solely event data for training. Transferring achievements…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Yan Yang , Liyuan Pan , Liu Liu

The monocular depth estimation task has recently revealed encouraging prospects, especially for the autonomous driving task. To tackle the ill-posed problem of 3D geometric reasoning from 2D monocular images, multi-frame monocular methods…

计算机视觉与模式识别 · 计算机科学 2023-05-15 Zizhang Wu , Zhuozheng Li , Zhi-Gang Fan , Yunzhe Wu , Yuanzhu Gan , Jian Pu , Xianzhi Li

Most approaches for semantic segmentation use only information from color cameras to parse the scenes, yet recent advancements show that using depth data allows to further improve performances. In this work, we focus on transformer-based…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Francesco Barbato , Giulia Rizzoli , Pietro Zanuttigh

Event cameras are an interesting visual exteroceptive sensor that reacts to brightness changes rather than integrating absolute image intensities. Owing to this design, the sensor exhibits strong performance in situations of challenging…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Runze Yuan , Tao Liu , Zijia Dai , Yi-Fan Zuo , Laurent Kneip

This paper as technology report is focusing on evaluation and performance about depth estimations based on lidar data and stereo images(front left and front right). The lidar 3d cloud data and stereo images are provided by ford. In…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Fei Wu , Luoyu Chen

In self-driving applications, LiDAR data provides accurate information about distances in 3D but lacks the semantic richness of camera data. Therefore, state-of-the-art methods for perception in urban scenes fuse data from both sensor…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Royden Wagner , Marvin Klemp , Carlos Fernandez Lopez

Recent learning-based methods for event-based optical flow estimation utilize cost volumes for pixel matching but suffer from redundant computations and limited scalability to higher resolutions for flow refinement. In this work, we take…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Daikun Liu , Lei Cheng , Teng Wang , changyin Sun

Event camera sensors are bio-inspired sensors which asynchronously capture per-pixel brightness changes and output a stream of events encoding the polarity, location and time of these changes. These systems are witnessing rapid advancements…

计算机视觉与模式识别 · 计算机科学 2025-09-15 Aupendu Kar , Vishnu Raj , Guan-Ming Su

Event cameras are novel vision sensors that report per-pixel brightness changes as a stream of asynchronous "events". They offer significant advantages compared to standard cameras due to their high temporal resolution, high dynamic range…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Daniel Gehrig , Michelle Rüegg , Mathias Gehrig , Javier Hidalgo Carrio , Davide Scaramuzza

In recent years, there has been a growing interest in realizing methodologies to integrate more and more computation at the level of the image sensor. The rising trend has seen an increased research interest in developing novel event…

图像与视频处理 · 电气工程与系统科学 2021-05-05 Md Jubaer Hossain Pantho , Joel Mandebi Mbongue , Pankaj Bhowmik , Christophe Bobda

Event cameras are novel bio-inspired vision sensors that output pixel-level intensity changes in microsecond accuracy with a high dynamic range and low power consumption. Despite these advantages, event cameras cannot be directly applied to…

计算机视觉与模式识别 · 计算机科学 2022-11-02 Jinjin Gu , Jinan Zhou , Ringo Sai Wo Chu , Yan Chen , Jiawei Zhang , Xuanye Cheng , Song Zhang , Jimmy S. Ren

LiDARs are widely used for 3D depth reconstruction, but their performance is often limited by inherent hardware constraints that impose trade-offs between range, spatial resolution, and frame rate. Many LiDAR systems typically operate at…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Darshana Rathnayake , Dulanga Weerakoon , Meera Radhakrishnan , Archan Misra