Table 7 The experiment results of anti-outliers interference.

From: Robust parameter inversion of coal mining subsidence based on the combination of RANSAC and DE algorithms

Parameter

q

\(tan\beta\)

\(\theta /^{\circ }\)

\(S_{l}/m\)

\(S_{r}/m\)

\(S_{u}/m\)

\(S_{d}/m\)

Design value

0.8

2

86

40

40

40

40

DE

Average value

0.8302

1.9474

85.2391

44.4063

42.1875

43.7793

38.75

Relative Error

3.78%

2.63%

0.88%

11.02%

5.47%

9.45%

3.13%

Huber-DE

Average value

0.8211

1.9697

86.6875

41.3662

37.6645

42.5561

43.2619

Relative Error

2.64%

1.52%

0.80%

3.42%

5.84%

6.39%

8.15%

RANSAC-DE

Average value

0.8022

1.987

85.4375

40.1563

39.9414

42.2188

38.0313

Relative Error

0.28%

0.65%

0.65%

0.39%

0.15%

5.55%

4.92%