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Related papers: Monocular Event-Based Vision for Obstacle Avoidanc…

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Visual obstacle discovery is a key step towards autonomous navigation of indoor mobile robots. Successful solutions have many applications in multiple scenes. One of the exceptions is the reflective ground. In this case, the reflections on…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Feng Xue , Yicong Chang , Tianxi Wang , Yu Zhou , Anlong Ming

Deep Learning based techniques have been adopted with precision to solve a lot of standard computer vision problems, some of which are image classification, object detection and segmentation. Despite the widespread success of these…

Computer Vision and Pattern Recognition · Computer Science 2016-11-21 Vikram Mohanty , Shubh Agrawal , Shaswat Datta , Arna Ghosh , Vishnu Dutt Sharma , Debashish Chakravarty

The autonomous operation of small quadcopters moving at high speed in an unknown cluttered environment is a challenging task. Current works in the literature formulate it as a Sense-And-Avoid (SAA) problem and address it by either…

Robotics · Computer Science 2021-09-21 Chaitanyavishnu S. Gadde , Mohitvishnu S. Gadde , Nishant Mohanty , Suresh Sundaram

Event cameras are bio-inspired sensors that differ from conventional frame cameras: Instead of capturing images at a fixed rate, they asynchronously measure per-pixel brightness changes, and output a stream of events that encode the time,…

Event-based cameras are biologically inspired sensors that output events, i.e., asynchronous pixel-wise brightness changes in the scene. Their high dynamic range and temporal resolution of a microsecond makes them more reliable than…

Robotics · Computer Science 2021-07-13 Antea Hadviger , Igor Cvišić , Ivan Marković , Sacha Vražić , Ivan Petrović

We present an end-to-end joint training framework that explicitly models 6-DoF motion of multiple dynamic objects, ego-motion and depth in a monocular camera setup without supervision. Our technical contributions are three-fold. First, we…

Computer Vision and Pattern Recognition · Computer Science 2021-02-05 Seokju Lee , Sunghoon Im , Stephen Lin , In So Kweon

Estimating a scene's depth to achieve collision avoidance against moving pedestrians is a crucial and fundamental problem in the robotic field. This paper proposes a novel, low complexity network architecture for fast and accurate human…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Shan An , Fangru Zhou , Mei Yang , Haogang Zhu , Changhong Fu , Konstantinos A. Tsintotas

Deploying autonomous robots in crowded indoor environments usually requires them to have accurate dynamic obstacle perception. Although plenty of previous works in the autonomous driving field have investigated the 3D object detection…

Robotics · Computer Science 2024-02-28 Zhefan Xu , Xiaoyang Zhan , Yumeng Xiu , Christopher Suzuki , Kenji Shimada

Segmentation of moving objects in dynamic scenes is a key process in scene understanding for navigation tasks. Classical cameras suffer from motion blur in such scenarios rendering them effete. On the contrary, event cameras, because of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Chethan M. Parameshwara , Nitin J. Sanket , Chahat Deep Singh , Cornelia Fermüller , Yiannis Aloimonos

In the last twenty years, unmanned aerial vehicles (UAVs) have garnered growing interest due to their expanding applications in both military and civilian domains. Detecting non-cooperative aerial vehicles with efficiency and estimating…

Trajectory generation in dynamic environments presents a significant challenge for quadrotors, particularly due to the non-convexity in the spatial-temporal domain. Many existing methods either assume simplified static environments or…

Robotics · Computer Science 2025-03-19 Songhao Huang , Yuwei Wu , Yuezhan Tao , Vijay Kumar

QuadPlanes combine the range efficiency of fixed-wing aircraft with the maneuverability of multi-rotor platforms for long-range autonomous missions. In GPS-denied or cluttered urban environments, perception-based landing is vital for…

Robotics · Computer Science 2025-12-12 Ashik E Rasul , Humaira Tasnim , Ji Yu Kim , Young Hyun Lim , Scott Schmitz , Bruce W. Jo , Hyung-Jin Yoon

Event-based cameras can overpass frame-based cameras limitations for important tasks such as high-speed motion detection during self-driving cars navigation in low illumination conditions. The event cameras' high temporal resolution and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-31 Haixin Sun , Minh-Quan Dao , Vincent Fremont

We explore the possibility of using a single monocular camera to forecast the time to collision between a suitcase-shaped robot being pushed by its user and other nearby pedestrians. We develop a purely image-based deep learning approach…

Robotics · Computer Science 2020-11-03 Aashi Manglik , Xinshuo Weng , Eshed Ohn-Bar , Kris M. Kitani

This paper addresses the problem of traversing through unknown, tilted, and narrow gaps for quadrotors using Deep Reinforcement Learning (DRL). Previous learning-based methods relied on accurate knowledge of the environment, including the…

Robotics · Computer Science 2023-07-03 Yuhan Xie , Minghao Lu , Rui Peng , Peng Lu

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…

Computer Vision and Pattern Recognition · Computer Science 2021-02-19 Daniel Gehrig , Michelle Rüegg , Mathias Gehrig , Javier Hidalgo Carrio , Davide Scaramuzza

Event cameras are bio-inspired sensors that asynchronously report intensity changes in microsecond resolution. DAVIS can capture high dynamics of a scene and simultaneously output high temporal resolution events and low frame-rate intensity…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Liyuan Pan , Miaomiao Liu , Richard Hartley

Deep reinforcement learning provides a promising approach for vision-based control of real-world robots. However, the generalization of such models depends critically on the quantity and variety of data available for training. This data can…

Machine Learning · Computer Science 2019-02-12 Katie Kang , Suneel Belkhale , Gregory Kahn , Pieter Abbeel , Sergey Levine

Monocular omnidirectional visual odometry (OVO) systems leverage 360-degree cameras to overcome field-of-view limitations of perspective VO systems. However, existing methods, reliant on handcrafted features or photometric objectives, often…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Xiaopeng Guo , Yinzhe Xu , Huajian Huang , Sai-Kit Yeung

Biological evidence shows that animals are capable of evading eminent collision without using depth information, relying solely on looming stimuli. In robotics, collision avoidance among uncooperative vehicles requires measurement of…

Robotics · Computer Science 2021-03-24 Thiago Marinho , Massi Amrouche , Dusan Stipanovic , Venanzio Cichella , Naira Hovakimyan