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Multi-sensor Calibration.md

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Multi-sensor calibration

Find the accurate relative poses between multiple sensors with different modalities and varying fields of view(FOVs).

Difficulties

Different modalities

  • Dense but lack 3D information: camera
  • 3D accurate but sparse and noise: lidar
  • Radial accurate, but tangent coarse: radar
  • Accurate but simple ego-location: GNSS

Different FOVs

  • Long-focus, short-focus, fisheye
  • 360 surrounding
  • 2d plane view

Key step right after sensor setup

  • Need sensitive enough to sensor condition
  • Need generative enough to tolerate sensor noise, etc.

Camera & Lidar calibration

Title Link Year
Unified Intrinsic and Extrinsic Camera and LiDAR Calibration under Uncertainties https://www.semanticscholar.org/paper/Unified-Intrinsic-and-Extrinsic-Camera-and-LiDAR-K%C3%BCmmerle-K%C3%BChner/09643e0a0d33ba6d7227eb10e38e0ccdcbca3345 2020
Analytic Plane Covariances Construction for Precise Planarity-Based Extrinsic Calibration of Camera and LiDAR https://www.semanticscholar.org/paper/Analytic-Plane-Covariances-Construction-for-Precise-Koo-Kang/3d7e3046ac8db99f8166f558cb0d40e5d8283b47 2020
Online Camera-LiDAR Calibration with Sensor Semantic Information https://www.semanticscholar.org/paper/Online-Camera-LiDAR-Calibration-with-Sensor-Zhu-Li/51c6f6f9bc15c4dd0160df21e359d008eae1fbac 2020
Improvements to Target-Based 3D LiDAR to Camera Calibration https://arxiv.org/abs/1910.03126v2 2020
Automatic extrinsic calibration between a camera and a 3D Lidar using 3D point and plane correspondences https://arxiv.org/abs/1904.12433v1 2019
Targetless Rotational Auto-Calibration of Radar and Camera for Intelligent Transportation Systems https://arxiv.org/abs/1904.08743v2 2019
A Novel Method for the Extrinsic Calibration of a 2D Laser Rangefinder and a Camera https://arxiv.org/abs/1603.04132v4 2018
LiDAR and Camera Calibration using Motion Estimated by Sensor Fusion Odometry https://arxiv.org/abs/1804.05178v1 2018
Semantic sensor fusion: from camera to sparse lidar information https://arxiv.org/abs/2003.01871v1 2020