Table 1 Parameterisation of potato tissue dispersion with the multipole Debye model with 2, 4, and 6 poles (N).

From: Biological dispersion in the time domain using finite element method software

Parameter

N = 2

N = 4

N = 6

CF min value

1.750

\(5.174\times 10^{-2}\)

\(9.006\times 10^{-3}\)

\(\varepsilon _{\infty }\)

\(3.463\times 10^2\)

\(1.747\times 10^2\)

\(1.621\times 10^2\)

\(\sigma _s\)

\(2.508\times 10^{-2}\)

\(2.159\times 10^{-2}\)

\(2.087\times 10^{-2}\)

\(\Delta \varepsilon _{1}\)

\(1.104\times 10^6\)

\(2.251\times 10^6\)

\(3.198\times 10^6\)

\(\tau _1\) (s)

\(1.932\times 10^{-3}\)

\(3.783\times 10^{-3}\)

\(5.067\times 10^{-3}\)

\(\Delta \varepsilon _{2}\)

\(3.308\times 10^4\)

\(2.918\times 10^4\)

\(3.321\times 10^4\)

\(\tau _2\) (s)

\(4.181\times 10^{-7}\)

\(2.309\times 10^{-5}\)

\(3.563\times 10^{-4}\)

\(\Delta \varepsilon _{3}\)

 

\(1.836\times 10^4\)

\(1.968\times 10^4\)

\(\tau _3\)

 

\(1.005\times 10^{-6}\)

\(2.495\times 10^{-5}\)

\(\Delta \varepsilon _{4}\)

 

\(1.053\times 10^4\)

\(1.048\times 10^4\)

\(\tau _4\) (s)

 

\(1.658\times 10^{-7}\)

\(3.775\times 10^{-6}\)

\(\Delta \varepsilon _{5}\)

  

\(1.548\times 10^4\)

\(\tau _5\) (s)

  

\(6.013\times 10^{-7}\)

\(\Delta \varepsilon _{6}\)

  

\(7.628\times 10^3\)

\(\tau _6\) (s)

  

\(1.403\times 10^{-7}\)

  1. CF Min Value is the minimum value reached by the cost function of the genetic algorithm after optimisation.