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The high frame rate is a critical requirement for capturing fast human motions. In this setting, existing markerless image-based methods are constrained by the lighting requirement, the high data bandwidth and the consequent high…

计算机视觉与模式识别 · 计算机科学 2019-09-02 Lan Xu , Weipeng Xu , Vladislav Golyanik , Marc Habermann , Lu Fang , Christian Theobalt

Event cameras are bio-inspired vision sensors that output pixel-level brightness changes instead of standard intensity frames. These cameras do not suffer from motion blur and have a very high dynamic range, which enables them to provide…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Guillermo Gallego , Jon E. A. Lund , Elias Mueggler , Henri Rebecq , Tobi Delbruck , Davide Scaramuzza

Object pose tracking is a fundamental and essential task for robotics to perform tasks in the home and industrial settings. The most commonly used sensors to do so are RGB-D cameras, which can hit limitations in highly dynamic environments…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Zhichao Li , Chiara Bartolozzi , Lorenzo Natale , Arren Glover

We propose a new method for six-degree-of-freedom (6-DoF) autonomous camera movement for minimally invasive surgery, which, unlike previous methods, takes into account both the position and orientation information from structures in the…

In recent years, dynamic vision sensors (DVS), also known as event-based cameras or neuromorphic sensors, have seen increased use due to various advantages over conventional frame-based cameras. Using principles inspired by the retina, its…

计算机视觉与模式识别 · 计算机科学 2018-03-15 Nicholas F. Y. Chen

Event cameras capture the motion of intensity gradients (edges) in the image plane in the form of rapid asynchronous events. When accumulated in 2D histograms, these events depict overlays of the edges in motion, consequently obscuring the…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Pritam P. Karmokar , Quan H. Nguyen , William J. Beksi

Event cameras are novel bio-inspired sensors, which asynchronously capture pixel-level intensity changes in the form of "events". Due to their sensing mechanism, event cameras have little to no motion blur, a very high temporal resolution…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Chiara Plizzari , Mirco Planamente , Gabriele Goletto , Marco Cannici , Emanuele Gusso , Matteo Matteucci , Barbara Caputo

Quadrupedal robots are conquering various indoor and outdoor applications due to their ability to navigate challenging uneven terrains. Exteroceptive information greatly enhances this capability since perceiving their surroundings allows…

机器人学 · 计算机科学 2023-04-07 Benedek Forrai , Takahiro Miki , Daniel Gehrig , Marco Hutter , Davide Scaramuzza

This work addresses the issue of motion compensation and pattern tracking in event camera data. An event camera generates asynchronous streams of events triggered independently by each of the pixels upon changes in the observed intensity.…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Cedric Le Gentil , Ignacio Alzugaray , Teresa Vidal-Calleja

Detection of moving objects is a very important task in autonomous driving systems. After the perception phase, motion planning is typically performed in Bird's Eye View (BEV) space. This would require projection of objects detected on the…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Hazem Rashed , Mariam Essam , Maha Mohamed , Ahmad El Sallab , Senthil Yogamani

The rapid proliferation of drones requires balancing innovation with regulation. To address security and privacy concerns, techniques for drone detection have attracted significant attention.Passive solutions, such as frame camera-based…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Kuan Dai , Hongxin Zhang , Sheng Zhong , Yi Zhou

We focus on a very challenging task: imaging at nighttime dynamic scenes. Most previous methods rely on the low-light enhancement of a conventional RGB camera. However, they would inevitably face a dilemma between the long exposure time of…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Haoyue Liu , Shihan Peng , Lin Zhu , Yi Chang , Hanyu Zhou , Luxin Yan

We present a novel object tracking scheme that can track rigid objects in real time. The approach uses subpixel-precise image edges to track objects with high accuracy. It can determine the object position, scale, and rotation with…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Tobias Böttger , Markus Ulrich , Carsten Steger

In Intelligent Transportation Systems (ITS), multi-object tracking is primarily based on frame-based cameras. However, these cameras tend to perform poorly under dim lighting and high-speed motion conditions. Event cameras, characterized by…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Mengyu Li , Xingcheng Zhou , Guang Chen , Alois Knoll , Hu Cao

Optically observing and monitoring moving objects, both natural and artificial, is important to human space security. Non-sidereal tracking can improve the system's limiting magnitude for moving objects, which benefits the surveillance.…

天体物理仪器与方法 · 物理学 2024-09-05 Lei Wang , Xiaoming Zhang , Chunhai Bai , Haiwen Xie , Juan Li , Jiayi Ge , Jianfeng Wang , Xianqun Zeng , Jiantao Sun , Xiaojun Jiang

We present a system for learning motion of independently moving objects from stereo videos. The only human annotation used in our system are 2D object bounding boxes which introduce the notion of objects to our system. Unlike prior learning…

计算机视觉与模式识别 · 计算机科学 2019-01-09 Zhe Cao , Abhishek Kar , Christian Haene , Jitendra Malik

In this work, we bridge the gap between recent pose estimation and tracking work to develop a powerful method for robots to track objects in their surroundings. Motion-Nets use a segmentation model to segment the scene, and separate…

机器人学 · 计算机科学 2019-10-31 Felix Leeb , Arunkumar Byravan , Dieter Fox

Assistive visual navigation systems for visually impaired individuals have become increasingly popular thanks to the rise of mobile computing. Most of these devices work by translating visual information into voice commands. In complex…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Hao Wang , Jiayou Qin , Xiwen Chen , Ashish Bastola , John Suchanek , Zihao Gong , Abolfazl Razi

Event cameras are novel sensors that report brightness changes in the form of asynchronous "events" instead of intensity frames. They have significant advantages over conventional cameras: high temporal resolution, high dynamic range, and…

计算机视觉与模式识别 · 计算机科学 2019-04-18 Henri Rebecq , René Ranftl , Vladlen Koltun , Davide Scaramuzza

We propose an adversarial contextual model for detecting moving objects in images. A deep neural network is trained to predict the optical flow in a region using information from everywhere else but that region (context), while another…

计算机视觉与模式识别 · 计算机科学 2019-04-16 Yanchao Yang , Antonio Loquercio , Davide Scaramuzza , Stefano Soatto