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Table 4 The second group of experiment accuracy with transverse direction

From: Pavement crack characteristic detection based on sparse representation

The second group Direction The true position(mm) The detected position(mm) The true width (mm) The detected width(mm) Indication error(mm)
1 Transverse 141 141 6 6.5002 0.5002
2 Transverse 127 127 6 6.8589 0.8589
3 Transverse 141 141 6 5.9583 −0.0417
4 Transverse 101 101 6 6.067 0.067
5 Transverse 143 143 6 6.3648 0.3648
6 Transverse 145 145 6 5.4348 −0.5652
7 Transverse 147 147 6 6.2089 0.2089
8 transverse 157 157 8 8.3092 0.3092
9 Transverse 180 180 8 8.2698 0.2698
10 Transverse 144 144 8 7.5107 −0.4893