Research Article

A Contrast Source Inversion Algorithm Formulated Using the Log-Phase Formulation

Figure 3

Reconstruction of the simulated measurement of a single target. The dashed lines indicate the position of the scatterer. The two formulations give very similar results—something which is also reflected in the values of the normalized errors.
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(a) Perm., real-imag.
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(b) Cond., real-imag.
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(c) Perm., log-phase
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(d) Cond., log-phase