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lio-sam-mid360's Introduction

LIO-SAM-MID360

本代码为LIO-SAM适配Livox MID360版本。 支持使用六轴和九轴IMU。

Dependency

Prepare lidar data

Livox MID360雷达数据请使用览沃自定义点云数据CustomMsg,即LIVOX ROS驱动请运行livox_lidar_msg.launch

Run

使用自带的6轴IMU请运行

roslaunch lio_sam run6axis.launch

使用9轴IMU请运行

roslaunch lio_sam run9axis.launch

Test

  • 室内环境旋转测试

indoorTest.gif

  • 室外环境 倾斜手持

Outdoor.gif

  • 室内环境

indoor.gif

Note

  • 注意对齐Lidar与IMU的时间戳。
  • 使用非自带IMU注意修改Lidai与IMU的外参。(param.yaml文件)
  • 六轴IMU默认使用MID360内置的IMU,加速度单位为g,处理时乘重力加速度转换为m/s^2,如果使用其他六轴IMU需要注释这条语句。
  • 如果观察到IMU里程计抖动的话,请调节IMU参数

TODO

  • 提取特征优化

Acknowledgement

lio-sam-mid360's People

Contributors

nkymzsy avatar

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