ethz-asl / kalibr

The Kalibr visual-inertial calibration toolbox
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Some questions about calibration result #576

Closed Lishijiang518 closed 1 year ago

Lishijiang518 commented 1 year ago

Hi all, I have some questions about calibration results.

Q1:Why are the acceleration error and angular velocity error curves from the external parameters of my calibration camera a straight line? Q2:Are there any other problems with this result?

images_imu-report-imucam.pdf

goldbattle commented 1 year ago

Maybe your IMU acceleration data is bad or you have not excited the platform enough. It looks like there is only a few orientation changes: image