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

Table 8

Performance evaluation results between the proposed two-stage multiple SVM model and other forecasting models.

	June 2009			June 2010
	MAE	MAPE	MSRE	MAE	MAPE	MSRE
Single SVM	2.9743	11.7491	0.1564	7.2523	15.6454	0.3316
Single LSSVM	2.8152	10.9722	0.1513	7.9003	16.2610	0.3964
Hybrid LSSVM and ARMAX	2.7630	10.6706	0.1495	7.0989	13.9709	0.3859
Multiple LSSVM	2.7811	10.7466	0.1463	7.0950	13.2850	0.3733
Two-stage multiple SVM	2.9625	11.4083	0.1536	6.8106	14.6567	0.3126