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We present PVO, a novel panoptic visual odometry framework to achieve more comprehensive modeling of the scene motion, geometry, and panoptic segmentation information. Our PVO models visual odometry (VO) and video panoptic segmentation…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Weicai Ye , Xinyue Lan , Shuo Chen , Yuhang Ming , Xingyuan Yu , Hujun Bao , Zhaopeng Cui , Guofeng Zhang

We propose a method to tackle the problem of mapless collision-avoidance navigation where humans are present using 2D laser scans. Our proposed method uses ego-safety to measure collision from the robot's perspective while social-safety to…

机器人学 · 计算机科学 2020-11-20 Jun Jin , Nhat M. Nguyen , Nazmus Sakib , Daniel Graves , Hengshuai Yao , Martin Jagersand

We propose a novel deep visual odometry (VO) method that considers global information by selecting memory and refining poses. Existing learning-based methods take the VO task as a pure tracking problem via recovering camera poses from image…

机器人学 · 计算机科学 2020-08-05 Fei Xue , Xin Wang , Junqiu Wang , Hongbin Zha

The human ability to detect and segment moving objects works in the presence of multiple objects, complex background geometry, motion of the observer, and even camouflage. In addition to all of this, the ability to detect motion is nearly…

计算机视觉与模式识别 · 计算机科学 2016-04-04 Pia Bideau , Erik Learned-Miller

We present a vehicle system capable of navigating safely and efficiently around Vulnerable Road Users (VRUs), such as pedestrians and cyclists. The system comprises key modules for environment perception, localization and mapping, motion…

The SLAM system based on static scene assumption will introduce huge estimation errors when moving objects appear in the field of view. This paper proposes a novel multi-object dynamic lidar odometry (MLO) based on semantic object detection…

机器人学 · 计算机科学 2023-03-03 Tingchen Ma , Yongsheng Ou

This paper presents a novel dense optical-flow algorithm to solve the monocular simultaneous localization and mapping (SLAM) problem for ground or aerial robots. Dense optical flow can effectively provide the ego-motion of the vehicle while…

机器人学 · 计算机科学 2021-10-01 Yonhon Ng , Hongdong Li , Jonghyuk Kim

This paper proposes two new algorithms for certified perception in safety-critical robotic applications. The first is a Certified Visual Odometry algorithm, which uses a RGBD camera with bounded sensor noise to construct a visual odometry…

机器人学 · 计算机科学 2024-02-09 Devansh R Agrawal , Rajiv Govindjee , Jiangbo Yu , Anurekha Ravikumar , Dimitra Panagou

Unsupervised video object segmentation (VOS) aims to detect the most salient object in a video sequence at the pixel level. In unsupervised VOS, most state-of-the-art methods leverage motion cues obtained from optical flow maps in addition…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Suhwan Cho , Minhyeok Lee , Seunghoon Lee , Chaewon Park , Donghyeong Kim , Sangyoun Lee

This paper reports on a data-driven, interaction-aware motion prediction approach for pedestrians in environments cluttered with static obstacles. When navigating in such workspaces shared with humans, robots need accurate motion…

机器人学 · 计算机科学 2018-02-27 Mark Pfeiffer , Giuseppe Paolo , Hannes Sommer , Juan Nieto , Roland Siegwart , Cesar Cadena

In this study, we introduce AV-PedAware, a self-supervised audio-visual fusion system designed to improve dynamic pedestrian awareness for robotics applications. Pedestrian awareness is a critical requirement in many robotics applications.…

机器人学 · 计算机科学 2025-04-07 Yizhuo Yang , Shenghai Yuan , Muqing Cao , Jianfei Yang , Lihua Xie

In mobile robot navigation, despite advancements, the generation of optimal paths often disrupts pedestrian areas. To tackle this, we propose three key contributions to improve human-robot coexistence in shared spaces. Firstly, we have…

机器人学 · 计算机科学 2023-12-29 Tong Zhou , Senmao Qi , Guangdu Cen , Ziqi Zha , Erli Lyu , Jiaole Wang , Max Q. -H. Meng

We study a Visual-Inertial Navigation (VIN) problem in which a robot needs to estimate its state using an on-board camera and an inertial sensor, without any prior knowledge of the external environment. We consider the case in which the…

机器人学 · 计算机科学 2018-08-03 Luca Carlone , Sertac Karaman

We present a novel outdoor navigation algorithm to generate stable and efficient actions to navigate a robot to reach a goal. We use a multi-stage training pipeline and show that our approach produces policies that result in stable and…

机器人学 · 计算机科学 2022-12-07 Jing Liang , Kasun Weerakoon , Tianrui Guan , Nare Karapetyan , Dinesh Manocha

Recent visual odometry (VO) methods incorporating geometric algorithm into deep-learning architecture have shown outstanding performance on the challenging monocular VO task. Despite encouraging results are shown, previous methods ignore…

计算机视觉与模式识别 · 计算机科学 2022-12-22 Yijun Cao , Xianshi Zhang , Fuya Luo , Peng Peng , Yongjie Li

We present a novel learning-based collision avoidance algorithm, CrowdSteer, for mobile robots operating in dense and crowded environments. Our approach is end-to-end and uses multiple perception sensors such as a 2-D lidar along with a…

机器人学 · 计算机科学 2020-04-30 Jing Liang , Utsav Patel , Adarsh Jagan Sathyamoorthy , Dinesh Manocha

Obstacle avoidance is crucial for mobile robots' navigation in both known and unknown environments. This research designs, trains, and tests two custom Convolutional Neural Networks (CNNs), using color and depth images from a depth camera…

机器人学 · 计算机科学 2025-07-14 Lamiaa H. Zain , Hossam H. Ammar , Raafat E. Shalaby

This article presents a novel approach to incorporate visual cues from video-data from a wide-angle stereo camera system mounted at an urban intersection into the forecast of cyclist trajectories. We extract features from image and optical…

计算机视觉与模式识别 · 计算机科学 2021-07-01 Stefan Zernetsch , Oliver Trupp , Viktor Kress , Konrad Doll , Bernhard Sick

We propose a dense indirect visual odometry method taking as input externally estimated optical flow fields instead of hand-crafted feature correspondences. We define our problem as a probabilistic model and develop a generalized-EM…

计算机视觉与模式识别 · 计算机科学 2021-04-15 Zhixiang Min , Yiding Yang , Enrique Dunn

The challenges to solving the collision avoidance problem lie in adaptively choosing optimal robot velocities in complex scenarios full of interactive obstacles. In this paper, we propose a distributed approach for multi-robot navigation…

机器人学 · 计算机科学 2022-03-22 Ruihua Han , Shengduo Chen , Shuaijun Wang , Zeqing Zhang , Rui Gao , Qi Hao , Jia Pan