Observability-aware intrinsic and extrinsic calibration of LiDAR-IMU systems

J Lv, X Zuo, K Hu, J Xu, G Huang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Accurate and reliable sensor calibration is essential to fuse LiDAR and inertial
measurements, which are usually available in robotic applications. In this article, we …

Robust real-time lidar-inertial initialization

F Zhu, Y Ren, F Zhang - 2022 IEEE/RSJ International …, 2022 - ieeexplore.ieee.org
For most LiDAR-inertial odometry, accurate initial states, including temporal offset and
extrinsic transfor-mation between LiDAR and 6-axis IMUs, play a significant role and are …

Accuracy-and Simplicity-Oriented Self-Calibration Approach for In-Vehicle GNSS/INS/Vision System With Observability Analysis

S Li, X Li, Y Zhou, S Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
With significant advances in manufacturing technology, multiple sensors such as global
navigation satellite system (GNSS) devices, inertial measurement units (IMU) and cameras …

[HTML][HTML] Solid-state-lidar-inertial-visual odometry and mapping via quadratic motion model and reflectivity information

T Yin, J Yao, Y Lu, C Na - Electronics, 2023 - mdpi.com
This paper proposes a solid-state-LiDAR-inertial-visual fusion framework containing two
subsystems: the solid-state-LiDAR-inertial odometry (SSLIO) subsystem and the visual …

Targetless extrinsic calibration of lidar–imu system using raw gnss observations for vehicle applications

S Li, X Li, Y Zhou, C Xia - IEEE Transactions on Instrumentation …, 2023 - ieeexplore.ieee.org
Nowadays, the low-cost micro electro mechanical systems (MEMSs)-based inertial
measurement units (IMU) and light detection and ranging (LiDAR) are commercially …

High-Accuracy Patternless Calibration of Multiple 3-D LiDARs for Autonomous Vehicles

MA De Miguel, C Guindel, A Al-Kaff… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
This article proposes a new method for estimating the extrinsic calibration parameters
between any pair of multibeam LiDAR sensors on a vehicle. Unlike many state-of-the-art …

Online LiDAR-to-vehicle alignment using lane markings and traffic signs

Y Hu, X Du, S Jiang - … of the IEEE/CVF Conference on …, 2023 - openaccess.thecvf.com
Highly automated vehicles with multiple environmental sensors require all the sensors
aligned online to the same coordinate to ensure driving performance and improve customer …

MM-LINS: a Multi-Map LiDAR-Inertial System for Over-Degenerate Environments

Y Ma, J Xu, S Yuan, T Zhi, W Yu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
SLAM plays a crucial role in automation tasks, such as warehouse logistics, healthcare
robotics, and restaurant delivery. These scenes come with various challenges, including …

[HTML][HTML] OMC-SLIO: online multiple calibrations spinning LiDAR inertial odometry

S Wang, H Zhang, G Wang - Sensors, 2022 - mdpi.com
Light detection and ranging (LiDAR) is often combined with an inertial measurement unit
(IMU) to get the LiDAR inertial odometry (LIO) for robot localization and mapping. In order to …

Automatic one-shot LiDAR alignment inspection system using NIR camera

HS Song, YK Kim - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
In this study, we propose an accurate automatic light detection and ranging (LiDAR)
alignment inspection system designed for manufacturing environments. The proposed …