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Table 11 Positioning accuracy with different weighting schemes and two masks

From: Machine learning based GNSS signal classification and weighting scheme design in the built environment: a comparative experiment

Weighting scheme

Signal

Elevation and C/N0 masks

Horizontal mean (m)

Horizontal standard deviation (m)

Vertical mean (m)

Vertical standard deviation (m)

3D mean (m)

3D standard deviation (m)

(i)

NLOS + LOS

Yes

10.097

7.974

32.377

23.224

36.673

23.850

(ii)

NLOS + LOS

Yes

8.903

7.084

28.704

21.948

32.452

22.785

(iii)

NLOS + LOS

Yes

8.180

5.497

21.068

19.728

25.113

20.416

(iv)

NLOS + LOS

Yes

10.610

7.462

22.395

21.151

27.905

21.526

(v)

NLOS + LOS

Yes

11.584

8.569

33.385

24.159

38.564

24.481

(vi)

NLOS + LOS

Yes

11.721

8.702

34.245

24.532

39.484

24.833

(vii)

NLOS + LOS

Yes

7.990

5.371

16.067

18.040

20.448

18.411

(viii)

NLOS + LOS

Yes

6.462

4.802

8.754

9.185

12.973

10.504