Model

Parameters

R2

RMSE

Henderson and Pabis

a = 0.896

k = −0.1579

0.9459

0.08156

Wang and Singh

a = 0.06963

b = 0.02503

0.9187

0.09994

Newton

k = −0.1242

0.8973

0.09171

Page

k = −0.09162

n = 1.247

0.9189

0.09981

Two-term exponential

a = −0.6087

k1 = −0.1332

k2 = 0.2097

0.8973

0.1589

Weibull

a = 13.09

n = −1.626

0.8973

0.1123

Logarithmic

a = −1.527

b = 2.142

k = 0.2821

0.9872

0.05614

Midilli kucuk

a = 9.989

b = 0.06278

k = 2.377

n = −0.1372

0.9702

0.0566

Approximation of diffusion

a = −4.16

k = 0.04527

b = 0.0982

0.8482

0.1932

Logistics

a = 1.664

b = 1.855

k = −0.6428

0.9902

0.04908