Method

$l_2$ errors

relative $l_2$ errors

L-BFGS (LS)

1.050648 × 10⁵

8.57%

GN (LS)

9.194219 × 10⁴

7.49%

GN (Sub)

9.048718 × 10⁴

7.38%

TN (LS)

8.929841 × 10⁴

7.28%