Config file
A typical config file is as shown below. Inline comments with descriptions of the corresponding fields are provided. There may be additional fields in different config files depending on the environment and the configuration.
############### IMU sensor #################
imu:
pos: [0., 0., 0.] # IMU position in body frame
ori: [0., 0., 0., 1.] # IMU orientation in body frame
accel_bias: [0., 0., 0.] # accelerometer biases
gyro_bias: [0., 0., 0.] # gyroscope biases
accel_cov: [6.7e-04, 6.7e-04, 6.7e-04] # accelerometer noise
gyro_cov: [5.15e-05, 5.15e-05, 5.15e-05] # gyroscope noise
accel_bias_cov: [9.99e-04, 9.99e-04, 9.99e-04] # accelerometer bias noise
gyro_bias_cov: [4.99e-06, 4.99e-06, 4.99e-06] # gyroscope bias noise
update_rate: 200
################## Ultrawideband #######################
uwb:
mobile_list: ["mobile_node"]
# This is the position of the tag with name "mobile_node"
# in body frame
mobile_node:
pos: [-0.15, -0.006, 0.164] #in meters
#
anchor_list: ["anchor_0",
"anchor_1",
"anchor_2",
"anchor_3",
"anchor_4",
"anchor_5",
"anchor_6",
"anchor_7"]
#
anchor_blacklist: []
#
# These are the positions of anchors with respect
# to world frame
#
anchor_0:
pos: [-3.020,-4.057, 0.1760] #in meters
cov: 0.0025
bias: 0.0
anchor_1:
pos: [-3.240, 3.695, 2.9096]
cov: 0.0064
bias: 0.0
anchor_2:
pos: [ 3.670, 3.718, 0.1796]
cov: 0.0025
bias: 0.0
anchor_3:
pos: [ 3.500,-3.982, 3.0033]
cov: 0.081
bias: 0.0
anchor_4:
pos: [-2.802,-4.139, 2.8196]
cov: 0.0049
bias: 0.0
anchor_5:
pos: [ 3.942,-3.779, 0.1735]
cov: 0.0025
bias: 0.0
anchor_6:
pos: [ 3.487, 3.539, 2.9596]
cov: 0.0049
bias: 0.0
anchor_7:
pos: [-3.195, 3.311, 0.1753]
cov: 0.0025
bias: 0.0
############### VIO sensor #################
# Positoin and orientation of odometry sensor in body frame
# and noise parameters of odometry sensor
vio:
pos: [0.02, 0.01, -0.035] # x, y, z (m) sensor extrinsic position
ori: [0.000, 0.174, 0.000, 0.985] # qx, qy, qz, qw sensor extrinsic orientation
cov: [0.000035, 0.000035, 0.000035, 0.000035, 0.000035, 0.000035]
update_rate: 200