XTDrone/sensing/slam/vio/VINS-Fusion/config/vi_car/vi_car.yaml

76 lines
3.3 KiB
YAML

%YAML:1.0
#common parameters
#support: 1 imu 1 cam; 1 imu 2 cam: 2 cam;
imu: 1
num_of_cam: 2
imu_topic: "/imu0"
image0_topic: "/cam0/image_raw"
image1_topic: "/cam1/image_raw"
output_path: "/home/tong/output/"
cam0_calib: "cam0_mei.yaml"
cam1_calib: "cam1_mei.yaml"
image_width: 752
image_height: 480
# Extrinsic parameter between IMU and Camera.
estimate_extrinsic: 0 # 0 Have an accurate extrinsic parameters. We will trust the following imu^R_cam, imu^T_cam, don't change it.
# 1 Have an initial guess about extrinsic parameters. We will optimize around your initial guess.
body_T_cam0: !!opencv-matrix
rows: 4
cols: 4
dt: d
data: [ 9.9991036582958637e-01, 1.1948793070511360e-02,
-6.0404180899061577e-03, 3.8836925129605959e-02,
-1.1931508793228868e-02, 9.9992464233075007e-01,
2.8894216789357523e-03, -4.7406823518464092e-03,
6.0744879998126597e-03, -2.8170913864660921e-03,
9.9997758204454790e-01, -3.5997702822723361e-03, 0., 0., 0., 1. ]
body_T_cam1: !!opencv-matrix
rows: 4
cols: 4
dt: d
data: [ 9.9993524996167893e-01, 1.0794248206017055e-02,
3.6027891614088276e-03, -7.1831109637002136e-02,
-1.0796833045707175e-02, 9.9994146833980613e-01,
6.9877794450892857e-04, 2.1952350924807923e-04,
-3.5950355016039623e-03, -7.3763141168485817e-04,
9.9999326578714653e-01, -7.1952800314573134e-03, 0., 0., 0., 1. ]
#Multiple thread support
multiple_thread: 1
#feature traker paprameters
max_cnt: 150 # max feature number in feature tracking
min_dist: 30 # min distance between two features
freq: 10 # frequence (Hz) of publish tracking result. At least 10Hz for good estimation. If set 0, the frequence will be same as raw image
F_threshold: 1.0 # ransac threshold (pixel)
show_track: 1 # publish tracking image as topic
flow_back: 1 # perform forward and backward optical flow to improve feature tracking accuracy
#optimization parameters
max_solver_time: 0.04 # max solver itration time (ms), to guarantee real time
max_num_iterations: 8 # max solver itrations, to guarantee real time
keyframe_parallax: 10.0 # keyframe selection threshold (pixel)
#imu parameters The more accurate parameters you provide, the better performance
acc_n: 0.1 # accelerometer measurement noise standard deviation. #0.2 0.04
gyr_n: 0.01 # gyroscope measurement noise standard deviation. #0.05 0.004
acc_w: 0.001 # accelerometer bias random work noise standard deviation. #0.02
gyr_w: 0.0001 # gyroscope bias random work noise standard deviation. #4.0e-5
g_norm: 9.8 # gravity magnitude
#unsynchronization parameters
estimate_td: 0 # online estimate time offset between camera and imu
td: 0.0 # initial value of time offset. unit: s. readed image clock + td = real image clock (IMU clock)
#loop closure parameters
load_previous_pose_graph: 0 # load and reuse previous pose graph; load from 'pose_graph_save_path'
pose_graph_save_path: "/home/tony-ws1/output/pose_graph/" # save and load path
save_image: 1 # save image in pose graph for visualization prupose; you can close this function by setting 0