INFORMAZIONI SU QUESTO ARTICOLO

Cita

Figure 1.

Simulation fusion calculation diagram
Simulation fusion calculation diagram

Figure 2.

Extended Kalman filter fusion results
Extended Kalman filter fusion results

Figure 3.

Integrating odometer data
Integrating odometer data

Figure 4.

Experimental scenario
Experimental scenario

Figure 5.

Laser and visual scanning range
Laser and visual scanning range

Figure 6.

Robot model
Robot model

Figure 7.

Simulation experimental environment
Simulation experimental environment

Figure 8.

Comparison of simulation experiments
Comparison of simulation experiments

Figure 9.

Real experimental environment
Real experimental environment

Figure 10.

Installation height of LiDAR
Installation height of LiDAR

Figure 11.

Robot departure position
Robot departure position

Figure 12.

Real environment mapping results
Real environment mapping results

Experimental Result

Starting point Target point Wheel odometry Error Fusion odometry Error
(0,0) (1.3,0) (1.347,0.035) (0.047,0.035) (1.324,0.029) (0.024, 0.029)
(1.3,-3.25) (1.391,-3.373) (0.091,0.123) (1.386,-3.322) (0.086, 0.072)
(0,-3.25) (0.152,-3.387) (0.152,0.137) (0.085,-3.316) (0.085, 0.066)
Mean error (0.097,0.098) (0.065, 0.056)

Local map fusion rules

2D excitation Optical radar Depth camera
Occupy empty Uncertain
Occupied Occupy Occupy Occupy
empty Occupy empty empty
Uncertain Occupy empty Uncertain

Positioning results

Actual location (m) Actual pose (°) Gmapping Vision + Laser
Estimated position (m) Estimated pose (°) Root mean square error of position (cm) Attitude error (°) Estimated position (m) Estimated pose (°) Root Mean square error of position (cm) Pose Error (°)
(6,0) 30 (6.085, 0.079) 33.149 11.604 3.149 (6.059, 0.037) 31.092 5.9 1.092
(6,-3) 90 (6.094,-3.081) 94.634 12.408 4.634 (6.064,-3.051) 92.043 8.184 2.043
(6,-6) 90 (6.103,-6.089) 95.005 13.612 5.005 (6.072,-6.063) 92.729 9.567 2.729
(0,-6) 180 (0.135,-6.112) 186.024 17.541 6.024 (0.089,-6.075) 184.007 11.639 4.007
(0,0) 0 (0.156, 0.127) 7.678 20.116 7.678 (0.091, 0.08) 4.96 12.117 4.96
eISSN:
2470-8038
Lingua:
Inglese
Frequenza di pubblicazione:
4 volte all'anno
Argomenti della rivista:
Computer Sciences, other