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rsasaki0109/kalman_filter_localization

原作者: [db:作者] 来自: 网络 收藏 邀请

开源软件名称（OpenSource Name）：

rsasaki0109/kalman_filter_localization

开源软件地址(OpenSource Url)：

https://github.com/rsasaki0109/kalman_filter_localization

开源编程语言(OpenSource Language)：

C++ 82.3%

开源软件介绍(OpenSource Introduction)：

Kalman Filter Localization

CI
Kalman Filter Localization is a ros2 package of Kalman Filter Based Localization in 3D using GNSS/IMU/Odometry(Visual Odometry/Lidar Odometry).

node

ekf_localization_node

  • input
    /initial_pose (geometry_msgs/PoseStamed)
    /gnss_pose (geometry_msgs/PoseStamed)
    /imu (sensor_msgs/Imu)
    /odom (nav_msgs/Odometry)
    /tf(/base_link(robot frame) → /imu_link(imu frame))
  • output
    /curent_pose (geometry_msgs/PoseStamped)

params

Name Type Default value Description
pub_period int 10 publish period[ms]
var_gnss_xy double 0.1 variance of a gnss receiver about position xy[m^2]
var_gnss_z double 0.15 variance of a gnss receiver about position z[m^2]
var_odom_xyz double 0.1 variance of an odometry[m^2]
var_imu_w double 0.01 variance of an angular velocity sensor[(deg/sec)^2]
var_imu_acc double 0.01 variance of an accelerometer[(m/sec^2)^2]
use_gnss bool true whether gnss is used or not
use_odom bool false whether odom(lo/vo) is used or not

demo

rosbag demo data(ROS1)

rviz2 -d src/kalman_filter_localization/config/ekfl_demo.rviz

ros2 launch kalman_filter_localization ekf.launch.py

ros2 topic pub ekf_localization/initial_pose geometry_msgs/PoseStamped '{header: {stamp: {sec: 1532228824, nanosec: 55000000}, frame_id: "map"}, pose: {position: {x: 0, y: 0, z: 10}, orientation: {z: 1, w: 0}}}' --once

ros2 bag play -s rosbag_v2 test.bag

demo
blue:initial pose, red:gnss pose, green: fusion pose

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