hku-mars / FAST_LIO

A computationally efficient and robust LiDAR-inertial odometry (LIO) package
GNU General Public License v2.0
2.79k stars 939 forks source link

Z轴漂移问题 #237

Closed cbnann closed 1 year ago

cbnann commented 1 year ago

你好,想问下我用固态激光m1测试城区开放道路,激光去畸变肉眼可见比较良好,但是在平地上pitch角却比较大,导致pose里面的Z一直变大,点云图往上翘起,可能是什么原因呢,外参应该没有问题的。测试园区的时候也有飘逸,但是相对要好一些,室内场景飘移就很小。怎么解决这种问题呢

stale[bot] commented 1 year ago

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

stale[bot] commented 1 year ago

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

billsonhohoho commented 1 year ago

你好,想问下我用固态激光m1测试城区开放道路,激光去畸变肉眼可见比较良好,但是在平地上pitch角却比较大,导致pose里面的Z一直变大,点云图往上翘起,可能是什么原因呢,外参应该没有问题的。测试园区的时候也有飘逸,但是相对要好一些,室内场景飘移就很小。怎么解决这种问题呢

请问解决了吗

zjz0001 commented 8 months ago

请问是什么原因呢?我也是在室内定位效果良好,在树林里效果也不错,但是在大场景中就会有比较大的高度飘移,x和 y轴飘移倒挺小