Combining Diffusion Models and Macroeconomic Indicators with a Modified Genetic Programming Method: Implementation in Forecasting the Number of Mobile Telecommunications Subscribers in OECD Countries

Table 2

Statistical indices in fitting process of the modified-hGP model for the total number of OECD subscribers.

	Statistical indices of the modified-hGP for OECD mobile subscribers
Model name	MAPE	SSE	MSE	RMSE	MAE
Modified-hGP Model	5.5719𝐸−12	1.59872𝐸−22	1.22978𝐸−23	3.50682𝐸−12	3.42953𝐸−12