Table 1 Constitutive parameters obtained from the genetic algorithm optimization.

From: Experimental characterization of the non-linear viscoelastic properties of human female perineal tissue

 

Hyperelastic parameters

Viscoelastic parameters

\(C_{10}\)

\(k_1\)

\(k_2\)

\(\beta _1\)

\(\tau _1\)

\(\beta _2\)

\(\tau _2\)

Minimum

22.0 kPa

8.60 kPa

0.292 [–]

0.99 [–]

49.73 s

0.16 [–]

1189.62 s

Mean

6.20 kPa

9.30 kPa

0.094 [–]

0.24 [–]

31.75 s

0.57 [–]

334.03 s

Maximum

0.75 kPa

3.30 kPa

0.108 [–]

0.24 [–]

130.76 s

0.27 [–]

1333.56 s

  1. [–] denotes an adimensional parameter.
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