Research Article

Automated Lane-Level Road Geometry Estimation Using Microscopic Trajectory Data

Table 1

The estimation result in each lane.

Data amountThe ME/(m) of each lineAverage ME
Lane 1Lane 2Lane 3Lane 4Lane 5

200000.1410.1360.1870.1600.1670.158
400000.1090.1180.1580.1300.1360.130
600000.0950.1050.1320.1140.1250.114
800000.0860.0960.1180.1080.1150.105
1000000.0810.0860.1080.0980.1060.096
1200000.0760.0790.1000.0900.1000.089
1400000.0730.0720.0930.0840.0960.083
1600000.0680.0660.0870.0790.0920.078
1800000.0620.0620.0820.0780.0900.075
2000000.0570.0580.0760.0780.0890.072
2200000.0530.0530.0720.0790.0880.069
2400000.0490.0480.0690.0800.0880.067
2600000.0480.0430.0660.0790.0870.065
2800000.0480.0390.0640.0780.0870.063
3000000.0470.0370.0620.0770.0860.062
3200000.0460.0360.0620.0750.0860.061
3400000.0470.0340.0600.0740.0850.060
3600000.0460.0320.0580.0720.0850.059
3800000.0460.0310.0560.0700.0830.057
4000000.0460.0300.0530.0680.0820.056