Table 2 The influence of k-value on model detection accuracy in different stages of the DSCD.

From: Object detection model design for tiny road surface damage

Model No

The k-value in DSCD

P(%)

R(%)

mAP50(%)

mAP50:95(%)

F1

Stage 1

Stage 2

Stage 3

Stage 4

0

69.7

61.3

65.3

34.6

65.2

1

5,5

5

5

5

69.8

61.4

65.5

34.8

65.3

2

3,5

5

5

5

70.6

60.8

65.4

34.5

65.3

3

3,3

5

5

5

71.2

61.1

65.6

34.5

65.8

4

3,3

3

5

5

70.8

60.7

65.2

34.6

65.4

5

3,3

7

7

7

69.8

61.3

64.9

34.4

65.3

6

7,7

7

7

7

71.6

60.8

65.7

34.9

65.8

7

7,7

7

5

5

71.7

60.1

65.2

34.3

65.4

8

7,7

5

5

5

72.1

61.7

66.4

35.4

66.5

9

7,7

5

5

3

71.2

61.5

65.7

35.1

66.0

10

7,5

5

5

3

71.7

61.6

65.9

35.0

66.3

11

9,7

5

5

5

71.0

61.0

65.9

34.9

65.6