A MATLAB-Based Boundary Data Simulator for Studying the Resistivity Reconstruction Using Neighbouring Current Pattern

Figure 1

(a) A circular phantom domain (Ω) with an inhomogeneity defined by polar coordinate (𝑟 and 𝜃); (b) a phantom domain (discretized by an FE mesh with 2048 elements and 1089 nodes) with a circular inhomogeneity (𝑅_𝑝=75mm,𝑟_𝑖=25mm,𝑟=37.5mm,𝜃=45^∘,𝜎_𝑖=0.005S/m, and 𝜎_𝑏=0.21S/m).

(a)

(b)