Midterm Electricity Market Clearing Price Forecasting Using Two-Stage Multiple Support Vector Machine

Table 2

Performance evaluation results of MAE between the single and the two-stage multiple SVM in June 2009.

MAE	Low	Medium	High	Peak	System
Single	4.0094	1.8941	3.0837	8.2403	2.9743
Multiple	3.1985	1.8678	3.8336	5.7636	2.9625
PRIM	20.22%	1.39%	−24.32%	30.06%	0.40%