Table 4.
Coefficients of Gompertz models describing SFC of interesterified FHPO/SBO blends as a function of temperature (SFCf(T)) or SFA (SFCf(SFA)) and evaluation of goodness fitness of models
Models | Coefficient of Gompertz model | Goodness of fit | ||||||
---|---|---|---|---|---|---|---|---|
α | b | c | R2 | P | SE | r | MAE | |
SFCf(T) | ||||||||
FHPO/SBO ratio | ||||||||
15/85 | 43.3892 (0.2136) | − 26.6150 (00676) | − 5.7511 (0.7343) | 0.996 | 0.0002 | 0.37 | 0.998 | 0.21 |
25/75 | 66.7379 (0.1089) | − 28.6690 (0.0340) | − 2.7771 (0.8316) | 0.997 | < 0.0001 | 0.57 | 0.998 | 0.29 |
35/65 | 153.5348 (0.5612) | − 37.7508 (0.2862) | − 12.9305 (0.8138) | 0.981 | 0.0025 | 2.56 | 0.990 | 1.66 |
45/55 | 98.6709 (0.0506) | − 28.5339 (0.0331) | 11.0607 (0.3334) | 0.994 | 0.0004 | 1.77 | 0.997 | 1.02 |
55/45 | 81.3374 (0.0092) | − 20.8532 (0.0236) | 26.0191 (0.0090) | 0.992 | 0.0007 | 2.65 | 0.996 | 0.95 |
65/35 | 77.7389 (0.0011) | − 14.3051 (0.0142) | 35.6187 (0.0003) | 0.990 | 0.0009 | 3.41 | 0.995 | 1.13 |
75/25 | 83.2672 (< 0.0001) | − 12.1937 (0.0026) | 41.7440 (< 0.0001) | 0.995 | 0.0003 | 2.32 | 0.997 | 1.43 |
85/15 | 89.1646 (< 0.0001) | 10.5636 (< 0.0001) | 47.9607 (< 0.0001) | 0.999 | < 0.0001 | 0.47 | 0.999 | 0.26 |
95/5 | 94.6554 (< 0.0001) | − 8.0732 (< 0.0001) | 52.5097 (< 0.0001) | 0.999 | < 0.0001 | 0.59 | 0.999 | 0.37 |
100/0 | 95.7306 (< 0.0001) | − 6.1174 (0.0002) | 54.1390 (< 0.0001) | 0.999 | < 0.0001 | 0.57 | 0.999 | 0.27 |
SFCf(SFA) | ||||||||
SFCO | 109.2740 (< 0.0001) | 24.8931 (< 0.0001) | 47.5767 (< 0.0001) | 0.998 | < 0.0001 | 1.26 | 0.999 | 0.88 |
SFC10 | 121.7142 (< 0.0001) | 26.9459 (< 0.0001) | 58.6914 (< 0.0001) | 0.999 | < 0.0001 | 0.90 | 0.999 | 0.68 |
SFC20 | 142.4419 (< 0.0001) | 30.1648 (< 0.0001) | 70.0122 (< 0.0001) | 0.999 | < 0.0001 | 1.11 | 0.999 | 0.78 |
SFC30 | 212.5814 (< 0.0001) | 37.5625 (< 0.0001) | 89.8828 (< 0.0001) | 0.999 | < 0.0001 | 0.89 | 0.999 | 0.62 |
SFC40 | 458.4059 (< 0.0804) | 46.8878 (< 0.0001) | 122.1723 (< 0.0001) | 0.998 | < 0.0001 | 1.61 | 0.999 | 0.88 |
SFC50 | 203.0194 (< 0.2939) | 21.5425 (< 0.0001) | 103.2620 (< 0.0001) | 0.993 | < 0.0001 | 1.94 | 0.996 | 0.97 |
R2 coefficient of determination, P probability level of model, SE standard error, r Correlation coefficient between experimental and predicted values, MAE mean absolute error, FHPO fully hydrogenated palm olein, SBO soybean oil, SFC solid fat content, SFA saturated fatty acids (sum of palmitic and stearic acids)