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Theory and Modern Applications

Table 1 Discrete relative error estimations for the regularized solution at fixed values 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

5.10E − 03

2.10E − 03

5.60E − 03

4.70E − 03

7.19E − 04

3.40E − 03

10−2

2.92E − 05

3.16E − 04

1.89E − 04

6.91E − 05

1.33E − 04

3.72E − 04

10−3

4.30E − 07

1.76E − 05

6.78E − 05

2.31E − 05

2.14E − 06

2.24E − 05

10−4

1.45E − 06

6.35E − 07

1.02E − 06

3.51E − 07

1.34E − 07

1.28E − 06

10−5

1.13E − 07

2.82E − 09

2.04E − 07

5.61E − 08

1.05E − 07

1.81E − 07

10−6

1.83E − 08

1.95E − 08

3.93E − 08

1.24E − 08

1.23E − 08

1.07E − 08

10−7

1.36E − 09

4.41E − 09

7.11E − 10

7.04E − 10

9.19E − 10

7.78E − 10

10−8

1.60E − 11

1.69E − 10

2.74E − 10

2.92E − 10

2.18E − 10

9.72E − 11

10−9

9.04E − 12

1.08E − 11

1.83E − 12

3.84E − 12

7.57E − 12

1.40E − 11

10−10

2.39E − 13

1.63E − 12

6.78E − 12

3.14E − 13

6.54E − 12

2.35E − 12