... oil and gas-fired power plants, most of which are located in the hinterland. There are two solar power plants in Guider and Djoum, whose contribution to national production is less than 1%. The distribution of Cameroon's power plants is depicted in Figure 2 . Load forecasting Electricity demand...

.... The new data sequence is used to establish an unbiased GM(1,1) model and statistical experiments and a practical example in load forecasting are given in the paper. Findings The results of statistical experiments and a practical example in load forecasting show the proposed method is effective...