Image Reconstruction Based on Homotopy Perturbation Inversion Method for Electrical Impedance Tomography

Figure 6

Reconstruction results by HPIM for three phantoms with different noise levels. (a) 𝜀=5%; (b) 𝜀=3%; (c) 𝜀=1%; (d) 𝜀=0.5%.

(a)

(b)

(c)

(d)