Electromagnetic Nondestructive Testing by Perturbation Homotopy Method

Figure 9

Inversion results with different homotopy parameters (1/50001, 1/5001, 1/2001, 1/1501, 1/1001, 1/501, 1/51, 1/6, 2/3, 100/105, 1000/1005, and 100000/100005).