Table 3: Calculations and comparison of SOGM(2,1) and GM(2,1).

TimeOriginal dataSOGM(2,1)GM(2,1)GM(1,1)
Fitting valueRPEFitting valueRPEFitting valueRPE

11.98922.04602.85%1.98920.00%1.98920
22.17022.20711.70%2.25041.93%2.20601.65%
32.32662.34260.69%3.133913.68%2.29641.30%
42.43322.43320.00%4.304930.94%2.39051.75%
52.45252.45250.00%5.849654.14%2.48851.47%

ARPE1.05%20.14%1.23%