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Theory and Modern Applications

Table 3 Discrete relative error estimations for the regularized solution at fixed values y=π/12 and z=1.5 from y=0.0 to y=0.5

From: On a general filter regularization method for the 2D and 3D Poisson equation in physical geodesy

 

0.0

0.1

0.2

0.3

0.4

0.5

10−1

3.15E − 04

2.83E − 02

1.72E − 02

9.10E − 03

1.10E − 02

5.90E − 03

10−2

3.50E − 03

1.15E − 04

2.50E − 04

3.27E − 04

1.32E − 04

1.00E − 04

10−3

4.35E − 05

1.16E − 04

3.60E − 05

1.19E − 04

1.01E − 05

2.53E − 05

10−4

9.84E − 06

2.76E − 05

1.18E − 05

1.16E − 05

1.13E − 05

1.11E − 06

10−5

2.03E − 06

4.01E − 07

1.17E − 07

1.70E − 06

2.34E − 07

2.95E − 07

10−6

1.87E − 08

4.23E − 08

1.23E − 07

1.37E − 07

2.56E − 08

1.05E − 08

10−7

8.02E − 09

3.16E − 09

1.07E − 08

6.31E − 09

1.28E − 08

8.75E − 10

10−8

1.91E − 09

2.02E − 10

3.07E − 09

1.24E − 09

8.97E − 10

1.65E − 09

10−9

9.30E − 11

1.77E − 10

1.62E − 11

2.51E − 11

3.92E − 11

1.07E − 10

10−10

1.73E − 11

3.93E − 12

4.06E − 12

3.98E − 11

1.74E − 13

1.43E − 11