lidar_camera_calibration

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Error while calibrating camera-lidar

7

Great work @ankitdhall and team! I tried using this implementation with velodyne-32C and Zed camera.This is my setup-  I have changed the topic names in the...

poornimajd

TF to MSG: Quaternion Not Properly Normalized ??

2

[ERROR] [1647922884.020933792]: Not able to lookup transform [ WARN] [1647922884.020993380]: TF to MSG: Quaternion Not Properly Normalized Error: TF_NAN_INPUT: Ignoring transform for child_frame_id "camera_0" from authority "unknown_publisher" because of a...

Wuxinxiaoshifu

how to test the transform matrix is correct

2

is there any easy way to test the resulting transformation matrix ?

androclassic

After running and copying transformation matrix from terminal I'm trying to use that transformation matrix to extract color from image and add it to pcd output of velodyne lidar, I...

Gold3nFox

Every time I mark the four corners of the first side, it says "[find_transform-2] process has died"

4

Hello, why do I report an error every time I mark the four corners of the first side 

JianzhongLEE

I wanted to know why didn't RANSAC method work with the 2D-3D correspondence case? I read that it resulted in a huge back projection error. But I am curious about...

tejalbarnwal

Cloud and polygon windows are empty

2

I managed to make aruco mapper work (markers are detected), but there are no points from lidar, though it is working (as seen in RVIZ)

nickzherdev

unable to fetch package

2

I could not properly execute installation commands for Melodic so I retried it with Noetic but I received message as below. Is is ok to ignor these? I got this...

konnoeric

I am at an installation step and encountering some error. Please help me. I received this error when I executed `git checkout melodic`. What is the reason causing this issue?...

konnoeric

Assertion 'G_IS_OBJECT (object)' failed.

8

Hi Guys, I've change the ring number to 32 and found this error:   Could any know how to resolve this? And also the points doesn't show up every...

dejongyeong