Table 3:
Mean absolute error, in MPa, for the validation set for the 4 analytical models and the N-ODE. Training/fitting is performed with the first 80% of data points of each loading protocol while the last 20% are held for validation.
Protocol | GOH | MR | HGO | 3D Fung | N-ODE |
---|---|---|---|---|---|
Off-x | 0.083 | 0.114 | 0.245 | 0.246 | 0.009 |
Off-y | 0.010 | 0.024 | 0.071 | 0.123 | 0.062 |
Equibiaxial | 0.037 | 0.100 | 0.141 | 0.035 | 0.031 |
Strip-x | 0.056 | 0.123 | 0.051 | 0.133 | 0.098 |
Strip-y | 0.120 | 0.095 | 0.051 | 0.194 | 0.038 |
Average | 0.062 | 0.091 | 0.112 | 0.146 | 0.048 |