Research Article
A Hybrid Genetic Programming Method in Optimization and Forecasting: A Case Study of the Broadband Penetration in OECD Countries
Table 34
Representation of the optimized diffusion models in forecasting (The Netherlands).
| Forecasting performance—optimized diffusion models for The Netherlands | Model name | Model |
| Logistic | 0.37898025831/(1+E(−(−3.01882999246+0.062714536225*t))) | Bass | 0.378980333001*(1−E(−(2.34739032545e−08+0.0627144548701)*(t−(−187.825594969)))) /(1+(0.0627144548701/2.34739032545e−08)*E(−(2.34739032545e−08+0.0627144548701) *(t−(−187.825594969)))) | Gompertz with constant | 0.368021712377*E(−6.9150399399*E(−0.0442055310107*t))+0.0308188707983 | Gompertz | 0.433015517173*E(−4.14875467224*E(−0.0340271367285*t)) |
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