Journal of System Simulation ›› 2023, Vol. 35 ›› Issue (8): 1788-1798.doi: 10.16182/j.issn1004731x.joss.22-0489
•
Songming Jiao(
), Xin Yao(
), Hui Ding, Yufei Zhong
Received:2022-05-12
Revised:2022-07-23
Online:2023-08-25
Published:2023-08-15
Songming Jiao, Xin Yao, Hui Ding, Yufei Zhong. Lidar SLAM Mapping Method Adapted to Environmental Spatial Changes[J]. Journal of System Simulation, 2023, 35(8): 1788-1798.
Table 1
Positioning error
| 实验 | 算法 | 起点坐标 | 终点坐标 | 回环误差/m | 路程/m | 回环误差/% |
|---|---|---|---|---|---|---|
| 1 | lio-sam | (-3.93×10-5, -2.22×105, 5.29×10-6) | (-0.063 2, 0.176 0, 0.413 0) | 0.454 0 | 213.2 | 0.20 |
| Adp-lio-sam | (3.98×10-5, 4.93×10-5, 5.06×10-6) | (-0.022 1, -0.034 6, 0.008 5) | 0.041 9 | 213.5 | 0.02 | |
| aloam | (0, 0, 0) | (37.910, 5.181, 40.979) | fail | 208.3 | fail | |
| lego_loam | (-0.014, -0.003, -0.015) | (2.693, 10.369, 6.659) | fail | 203.3 | fail | |
| 2 | lio-sam | (0, 0, 0) | (0.259, -0.030, 1.526) | fail | 194.7 | fail |
| Adp-lio-sam | (0, 0, 0) | (-0.067 6, -0.028 7, 1.147 0) | 1.149 0 | 207.5 | 0.6 | |
| aloam | (0, 0, 0) | (-6.630, 28.938, 15.593) | fail | 196.9 | fail | |
| lego_loam | (0.022 2, -0.008 2, 0.001 8) | (0.530 0, 0.025 5, 0.964 0) | 1.202 0 | 192.8 | 0.60 | |
| 3 | lio-sam | (0, 0, 0) | (-0.350, 0.376, 0.111) | fail | 158.8 | fail |
| Adp-lio-sam | (0, 0, 0) | (-0.390, 0.366, 0.135) | 0.552 0 | 166.6 | 0.30 | |
| aloam | (0, 0, 0) | (-9.324, 7.135, 1.075) | fail | 165.4 | fail | |
| lego_loam | (-0.029, -0.001, -0.005) | (35.901, 29.295, -17.330) | fail | 155.7 | fail |
Table 2
z-axis error
| 实验 | 算法 | 实际误差 | 误差真值 | 平均误差 |
|---|---|---|---|---|
| 1 | lio-sam | 0.250 | 0 | 0.250 |
| Adp-lio-sam | 0.130 | 0 | 0.130 | |
| aloam | fail | 0 | fail | |
| lego_loam | fail | 0 | fail | |
| 2 | lio-sam | fail | 0 | fail |
| Adp-lio-sam | 2.350 | 0 | 2.350 | |
| aloam | fail | 0 | fail | |
| lego_loam | 3.125 | 0 | 3.128 | |
| 3 | lio-sam | fail | 0 | fail |
| Adp-lio-sam | 1.271 | 0 | 1.271 | |
| aloam | fail | 0 | fail | |
| lego_loam | fail | 0 | fail |
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