Model

Mathematical formula

Model parameters

R²/standard error

2 parameters

exponential decay

0.9771/0.0482

3 parameters

exponential decay

0.9878/0.0344

4 parameters

exponential decay

0.9869/0.0356

3 parameters

rational equation

0.9851/0.0380

2 parameters

rational equation

0.9767/0.0475

2 parameters

hyperbolic decay

0.9767/0.0475

3 parameters

hyperbolic decay

0.9851/0.0380