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ESTIMATING DIELECTRIC PERMITTIVITY AND ELECTRIC CONDUCTIVITY FROM SIMULATED MULTICHANNEL GPR PULSES USING ACO AND QUASI-NEWTON INVERSION TECHNIQUES

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Academic year: 2020

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Table 1 – FDTD parameters for the direct numerical modeling of GPR EM field.
Figure 1 – Layered structure used to determine EMw traces through 1-D FDTD numerical modeling.
Table 2 – Algorithms for estimating dielectric permittivity and electric conductivity in modeled GPR data
Figure 3 – Simultaneously estimated values for ε (a) and σ (b) parameters, considering the ACO results (Fig
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