Assessment of Ripening Degree of Avocado by Electrical Impedance Spectroscopy and Support Vector Machine

Figure 4

EIS response of all experimental avocado samples during ripening: (a) impedance magnitude vs. frequency, (b) negative phase angle vs. frequency, (c) real part of impedance vs. frequency, and (d) imaginary part of impedance vs. frequency.

(a)

(b)

(c)

(d)