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Table 3 The first group of experiment accuracy with longitudinal direction

From: Pavement crack characteristic detection based on sparse representation

The first group Direction The true position(mm) The detected position(mm) The true width(mm) The detected width(mm) Indication Error(mm)
1 Longitudinal 449 449 4 4.2856 0.2856
2 Longitudinal 430 430 4 4.2593 0.2593
3 Longitudinal 393 393 6 5.7726 −0.2274
4 Longitudinal 298 298 6 5.6775 −0.3225
5 Longitudinal 270 270 8 8.9032 0.9032
6 Longitudinal 228 228 8 8.2566 0.2566
7 Longitudinal 193 193 8 8.1504 0.1504
8 Longitudinal 180 180 6 6.2302 0.2302
9 Longitudinal 234 234 6 5.8847 −0.1153
10 Longitudinal 231 231 6 5.7726 −0.2274