Targetless extrinsic calibration of multiple small FoV LiDARs and cameras using adaptive voxelization

X Liu, C Yuan, F Zhang - IEEE Transactions on Instrumentation …, 2022 - ieeexplore.ieee.org
Determining the extrinsic parameter between multiple light detection and rangings (LiDARs)
and cameras is essential for autonomous robots, especially for solid-state LiDARs, where …

Targetless camera-lidar calibration in unstructured environments

MA Munoz-Banon, FA Candelas, F Torres - IEEE Access, 2020 - ieeexplore.ieee.org
The camera-Lidar sensor fusion plays an important role in autonomous navigation research.
Nowadays, the automatic calibration of these sensors remains a significant challenge in …

Targetless calibration of lidar-imu system based on continuous-time batch estimation

J Lv, J Xu, K Hu, Y Liu, X Zuo - 2020 IEEE/RSJ International …, 2020 - ieeexplore.ieee.org
Sensor calibration is the fundamental block for a multi-sensor fusion system. This paper
presents an accurate and repeatable LiDAR-IMU calibration method (termed LI-Calib), to …

Automatic targetless LiDAR–camera calibration: a survey

X Li, Y Xiao, B Wang, H Ren, Y Zhang, J Ji - Artificial Intelligence Review, 2023 - Springer
The recent trend of fusing complementary data from LiDARs and cameras for more accurate
perception has made the extrinsic calibration between the two sensors critically important …

General, single-shot, target-less, and automatic lidar-camera extrinsic calibration toolbox

K Koide, S Oishi, M Yokozuka… - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
This paper presents an open source LiDAR-camera calibration toolbox that is general to
LiDAR and cam-era projection models, requires only one pairing of LiDAR and camera data …

CalibNet: Geometrically supervised extrinsic calibration using 3D spatial transformer networks

G Iyer, RK Ram, JK Murthy… - 2018 IEEE/RSJ …, 2018 - ieeexplore.ieee.org
3D LiDARs and 2D cameras are increasingly being used alongside each other in sensor
rigs for perception tasks. Before these sensors can be used to gather meaningful data …

Extrinsic calibration of lidar and camera with polygon

Q Liao, Z Chen, Y Liu, Z Wang… - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
Fusion of heterogeneous exteroceptive sensors is the most efficient and effective path to the
representation of the environment precisely, as it can compromise various drawbacks of …

Soic: Semantic online initialization and calibration for lidar and camera

W Wang, S Nobuhara, R Nakamura… - arXiv preprint arXiv …, 2020 - arxiv.org
This paper presents a novel semantic-based online extrinsic calibration approach, SOIC (so,
I see), for Light Detection and Ranging (LiDAR) and camera sensors. Previous online …

A novel method for lidar camera calibration by plane fitting

Z Chai, Y Sun, Z Xiong - 2018 IEEE/ASME International …, 2018 - ieeexplore.ieee.org
With the development of sensor technology, many different kinds of sensors are now utilized
in various application fields. Sensors can make machines smarter and multiple-sensor …

Unified intrinsic and extrinsic camera and LiDAR calibration under uncertainties

J Kümmerle, T Kühner - 2020 IEEE International conference on …, 2020 - ieeexplore.ieee.org
Many approaches for camera and LiDAR calibration are presented in literature but none of
them estimates all intrinsic and extrinsic parameters simultaneously and therefore optimally …