Table 3.
Comparison of the TOPINV and SVD solutions with the reference values for case study 1
Reference coordinates (m) | TOPINV ( k =0.25) | SVD1 | SVD2 | ||
---|---|---|---|---|---|
![]() |
± σ |
![]() |
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||
y 2 | 100.000 | 100.003 | 0.001 | 100.003 | 100.003 |
x 3 | 200.000 | 199.998 | 0.028 | 49.998 | 199.970 |
y 3 | 200.000 | 200.002 | 0.001 | 200.010 | 200.001 |
x 4 | 100.000 | 100.002 | 0.028 | -49.998 | 99.974 |
Biased estimates are shown bold. Values in meters.