Figure 7.

Absolute relative estimation errors of the circuit parameters of parallel RC circuits: (a) $R_{\mathrm{X}}$ = 0.10 kΩ, $C_{\mathrm{PX}}$ = 1.016 nF, $\mathrm{and} C_{\mathrm{SX}}$ = 9.76 nF; (b) $R_{\mathrm{X}}$ = 0.91 kΩ, $C_{\mathrm{PX}}$ = 9.85 nF, and $C_{\mathrm{SX}}$ = 9.76 nF.