A Local Region of Interest Imaging Method for Electrical Impedance Tomography with Internal Electrodes

Figure 4

(a) Standard EIT phantom without using internal electrode, (b) equidistant surface electrodes with an internal electrode, and (c) unequally spaced surface electrodes with denser spacing near by the ROI with an internal electrode.

(a) Model 0

(b) Model 1

(c) Model 2