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Table 4 The RMSEs of our proposed approach and those of the non-central multivariate ‘t’ distribution for seasonal data

From: The effect of driver variables on the estimation of bivariate probability density of peak loads in long-term horizon

Seasonal peak load

RMSE

SOMN

Non-central multivariate

‘t’ distribution

Hidden neurons

30

50

100

150

Last season peak load

0.000134

0.000164

0.000116

0.000088

0.000193

Peak load in similar season in the last year

0.000121

0.000144

0.000106

0.000075

0.000177

Population

0.000108

0.000149

0.000081

0.000101

0.000211

GDP

0.000131

0.000094

0.000123

0.000023

0.000189