Microwave Imaging of Three-Dimensional Targets by Means of an Inexact-Newton-Based Inversion Algorithm

Figure 5

Reconstructed distribution of the relative dielectric permittivity. (a) 3D view; (b) 𝑥𝑦 plane (𝑧=0.4𝜆₀); (c) 𝑥𝑧 plane (𝑦=0.4𝜆₀); (d) 𝑦𝑧 plane (𝑥=0.4𝜆₀). Two separate objects. SNR=25 dB. 𝐿=2.

(a)

(b)

(c)

(d)