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Optical flow computation with frame-based cameras provides high accuracy but the speed is limited either by the model size of the algorithm or by the frame rate of the camera. This makes it inadequate for high-speed applications. Event…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Ashwin Sanjay Lele , Arijit Raychowdhury

This paper presents a real-time method to detect and track multiple mobile ground robots using event cameras. The method uses density-based spatial clustering of applications with noise (DBSCAN) to detect the robots and a single…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Himanshu Patel , Craig Iaboni , Deepan Lobo , Ji-won Choi , Pramod Abichandani

Legged robots that can operate autonomously in remote and hazardous environments will greatly increase opportunities for exploration into under-explored areas. Exteroceptive perception is crucial for fast and energy-efficient locomotion:…

机器人学 · 计算机科学 2022-01-21 Takahiro Miki , Joonho Lee , Jemin Hwangbo , Lorenz Wellhausen , Vladlen Koltun , Marco Hutter

Event cameras, or dynamic vision sensors, have recently achieved success from fundamental vision tasks to high-level vision researches. Due to its ability to asynchronously capture light intensity changes, event camera has an inherent…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Yingkai Fu , Meng Li , Wenxi Liu , Yuanchen Wang , Jiqing Zhang , Baocai Yin , Xiaopeng Wei , Xin Yang

Event cameras, which are asynchronous bio-inspired vision sensors, have shown great potential in computer vision and artificial intelligence. However, the application of event cameras to object-level motion estimation or tracking is still…

计算机视觉与模式识别 · 计算机科学 2020-09-21 Haosheng Chen , David Suter , Qiangqiang Wu , Hanzi Wang

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

Event cameras, which are asynchronous bio-inspired vision sensors, have shown great potential in a variety of situations, such as fast motion and low illumination scenes. However, most of the event-based object tracking methods are designed…

计算机视觉与模式识别 · 计算机科学 2020-02-14 Haosheng Chen , Qiangqiang Wu , Yanjie Liang , Xinbo Gao , Hanzi Wang

Small flying robots can perform landing maneuvers using bio-inspired optical flow by maintaining a constant divergence. However, optical flow is typically estimated from frame sequences recorded by standard miniature cameras. This requires…

计算机视觉与模式识别 · 计算机科学 2017-11-15 Bas J. Pijnacker Hordijk , Kirk Y. W. Scheper , Guido C. H. E. de Croon

Event cameras are bio-inspired sensors that perform well in challenging illumination conditions and have high temporal resolution. However, their concept is fundamentally different from traditional frame-based cameras. The pixels of an…

计算机视觉与模式识别 · 计算机科学 2022-06-13 Xin Peng , Ling Gao , Yifu Wang , Laurent Kneip

Event cameras are emerging imaging technology that offers advantages over conventional frame-based imaging sensors in dynamic range and sensing speed. Complementing the rich texture and color perception of traditional image frames, the…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Peiqi Duan , Boyu Li , Yixin Yang , Hanyue Lou , Minggui Teng , Yi Ma , Boxin Shi

In contrast to traditional cameras, whose pixels have a common exposure time, event-based cameras are novel bio-inspired sensors whose pixels work independently and asynchronously output intensity changes (called "events"), with microsecond…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Timo Stoffregen , Guillermo Gallego , Tom Drummond , Lindsay Kleeman , Davide Scaramuzza

Perception and decision-making in high-speed dynamic scenarios remain challenging for current robots. In contrast, humans and animals can rapidly perceive and make decisions in such environments. Taking table tennis as a typical example,…

机器人学 · 计算机科学 2026-04-07 Ziqi Wang , Jingyue Zhao , Xun Xiao , Jichao Yang , Yaohua Wang , Shi Xu , Lei Wang , Huadong Dai

Event cameras are bio-inspired vision sensors that naturally capture the dynamics of a scene, filtering out redundant information. This paper presents a deep neural network approach that unlocks the potential of event cameras on a…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Ana I. Maqueda , Antonio Loquercio , Guillermo Gallego , Narciso Garcia , Davide Scaramuzza

Dynamic obstacle avoidance on quadrotors requires low latency. A class of sensors that are particularly suitable for such scenarios are event cameras. In this paper, we present a deep learning -- based solution for dodging multiple dynamic…

Reliable onboard perception is critical for quadruped robots navigating dynamic environments, where obstacles can emerge from any direction under strict reaction-time constraints. Single-sensor systems face inherent limitations: LiDAR…

机器人学 · 计算机科学 2025-09-30 Zihao Xu , Kuankuan Sima , Junhao Deng , Zixuan Zhuang , Chunzheng Wang , Ce Hao , Jin Song Dong

Object segmentation for robotic grasping under dynamic conditions often faces challenges such as occlusion, low light conditions, motion blur and object size variance. To address these challenges, we propose a Deep Learning network that…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Sanket Kachole , Xiaoqian Huang , Fariborz Baghaei Naeini , Rajkumar Muthusamy , Dimitrios Makris , Yahya Zweiri

High speed navigation through unknown environments is a challenging problem in robotics. It requires fast computation and tight integration of all the subsystems on the robot such that the latency in the perception-action loop is as small…

Event-based cameras are popular for tracking fast-moving objects due to their high temporal resolution, low latency, and high dynamic range. In this paper, we propose a novel algorithm for tracking event blobs using raw events…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Ziwei Wang , Timothy Molloy , Pieter van Goor , Robert Mahony

Events cameras are ideal sensors for enabling robots to detect and track objects in highly dynamic environments due to their low latency output, high temporal resolution, and high dynamic range. In this paper, we present the Asynchronous…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Angus Apps , Ziwei Wang , Vladimir Perejogin , Timothy Molloy , Robert Mahony

We focus on agile, continuous, and terrain-adaptive jumping of quadrupedal robots in discontinuous terrains such as stairs and stepping stones. Unlike single-step jumping, continuous jumping requires accurately executing highly dynamic…