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Traditional LiDAR odometry (LO) systems mainly leverage geometric information obtained from the traversed surroundings to register laser scans and estimate LiDAR ego-motion, while it may be unreliable in dynamic or unstructured…

Robotics · Computer Science 2022-09-14 Shuaixin Li , Bin Tian , Zhu Xiaozhou , Gui Jianjun , Yao Wen , Guangyun Li

Accurate and robust localization is a fundamental need for mobile agents. Visual-inertial odometry (VIO) algorithms exploit the information from camera and inertial sensors to estimate position and translation. Recent deep learning based…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Zheming Tu , Changhao Chen , Xianfei Pan , Ruochen Liu , Jiarui Cui , Jun Mao

Event cameras asynchronously output low-latency event streams, promising for state estimation in high-speed motion and challenging lighting conditions. As opposed to frame-based cameras, the motion-dependent nature of event cameras presents…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Peiyu Chen , Fuling Lin , Weipeng Guan , Peng Lu

To achieve accurate and robust pose estimation in Simultaneous Localization and Mapping (SLAM) task, multi-sensor fusion is proven to be an effective solution and thus provides great potential in robotic applications. This paper proposes…

Robotics · Computer Science 2022-03-03 Chunran Zheng , Qingyan Zhu , Wei Xu , Xiyuan Liu , Qizhi Guo , Fu Zhang

Visual Odometry (VO) can be categorized as being either direct or feature based. When the system is calibrated photometrically, and images are captured at high rates, direct methods have shown to outperform feature-based ones in terms of…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Georges Younes , Daniel Asmar , John Zelek

In the paper, we propose a robust real-time visual odometry in dynamic environments via rigid-motion model updated by scene flow. The proposed algorithm consists of spatial motion segmentation and temporal motion tracking. The spatial…

Robotics · Computer Science 2019-07-22 Sangil Lee , Clark Youngdong Son , H. Jin Kim

Visual-Inertial Odometry (VIO) utilizes an Inertial Measurement Unit (IMU) to overcome the limitations of Visual Odometry (VO). However, the VIO for vehicles in large-scale outdoor environments still has some difficulties in estimating…

Robotics · Computer Science 2017-08-15 Chang-Ryeol Lee , Kuk-Jin Yoon

In recent years, deep learning-based approaches for visual-inertial odometry (VIO) have shown remarkable performance outperforming traditional geometric methods. Yet, all existing methods use both the visual and inertial measurements for…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Mingyu Yang , Yu Chen , Hun-Seok Kim

This paper presents a novel approach to Visual Inertial Odometry (VIO), focusing on the initialization and feature matching modules. Existing methods for initialization often suffer from either poor stability in visual Structure from Motion…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Shangjin Zhai , Nan Wang , Xiaomeng Wang , Danpeng Chen , Weijian Xie , Hujun Bao , Guofeng Zhang

This paper proposes an illumination-robust visual odometry (VO) system that incorporates both accelerated learning-based corner point algorithms and an extended line feature algorithm. To be robust to dynamic illumination, the proposed…

Robotics · Computer Science 2023-12-20 Kuan Xu , Yuefan Hao , Shenghai Yuan , Chen Wang , Lihua Xie

Accurate localization in autonomous driving is critical for successful missions including environmental mapping and survivor searches. In visually challenging environments, including low-light conditions, overexposure, illumination changes,…

In this research work, we have proposed a thermal tiny-YOLO multi-class object detection (TTYMOD) system as a smart forward sensing system that should remain effective in all weather and harsh environmental conditions using an end-to-end…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Muhammad Ali Farooq , Waseem Shariff , Faisal Khan , Peter Corcoran

We present a multi-camera visual-inertial odometry system based on factor graph optimization which estimates motion by using all cameras simultaneously while retaining a fixed overall feature budget. We focus on motion tracking in…

Robotics · Computer Science 2023-05-16 Lintong Zhang , David Wisth , Marco Camurri , Maurice Fallon

In this paper, we propose LF-PGVIO, a Visual-Inertial-Odometry (VIO) framework for large Field-of-View (FoV) cameras with a negative plane using points and geodesic segments. The purpose of our research is to unleash the potential of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Ze Wang , Kailun Yang , Hao Shi , Yufan Zhang , Zhijie Xu , Fei Gao , Kaiwei Wang

Visual-inertial-odometry has attracted extensive attention in the field of autonomous driving and robotics. The size of Field of View (FoV) plays an important role in Visual-Odometry (VO) and Visual-Inertial-Odometry (VIO), as a large FoV…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Ze Wang , Kailun Yang , Hao Shi , Peng Li , Fei Gao , Kaiwei Wang

Recently, 4D millimetre-wave radar exhibits more stable perception ability than LiDAR and camera under adverse conditions (e.g. rain and fog). However, low-quality radar points hinder its application, especially the odometry task that…

Robotics · Computer Science 2025-03-04 Zhiheng Li , Yubo Cui , Ningyuan Huang , Chenglin Pang , Zheng Fang

Rapid advances in deep learning for computer vision have driven the adoption of RGB camera-based adaptive traffic light systems to improve traffic safety and pedestrian comfort. However, these systems often overlook the needs of people with…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Xiao Ni , Carsten Kuehnel , Xiaoyi Jiang

Inertial odometry (IO) directly estimates the position of a carrier from inertial sensor measurements and serves as a core technology for the widespread deployment of consumer grade localization systems. While existing IO methods can…

The paper presents a direct visual-inertial odometry system. In particular, a tightly coupled nonlinear optimization based method is proposed by integrating the recent advances in direct dense tracking and Inertial Measurement Unit (IMU)…

Robotics · Computer Science 2019-10-08 Wenju Xu , Dongkyu Choi , Guanghui Wang

Monocular visual-inertial odometry (VIO) is a low-cost solution to provide high-accuracy, low-drifting pose estimation. However, it has been meeting challenges in vehicular scenarios due to limited dynamics and lack of stable features. In…

Robotics · Computer Science 2023-06-21 Yuxuan Zhou , Xingxing Li , Shengyu Li , Xuanbin Wang , Zhiheng Shen