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ankitdhall / lidar_camera_calibration

ROS package to find a rigid-body transformation between a LiDAR and a camera for "LiDAR-Camera Calibration using 3D-3D Point correspondences"
http://arxiv.org/abs/1705.09785
GNU General Public License v3.0
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fx and cx in config_file.txt #24

Closed blutjens closed 6 years ago

blutjens commented 6 years ago

Hello, could you please explain the meaning and values of the transform in config_file.txt: fx 0 cx 0 0 fy cy 0 0 0 1 0

611.651245 0.0 642.388357 0.0 0.0 688.443726 365.971718 0.0 0.0 0.0 1.0 0.0 Thanks!

blutjens commented 6 years ago

What Is Camera Calibration? https://www.mathworks.com/help/vision/ug/camera-calibration.html

Dissecting the Camera Matrix, Part 3: The Intrinsic Matrix: http://ksimek.github.io/2013/08/13/intrinsic/