A Compound Structure for Wind Speed Forecasting Using MKLSSVM with Feature Selection and Parameter Optimization

Table 10

Improved percentage obtained by EEMD-HGSA-MKLSSVM over other models with different decomposition method (%).

Data set	Contrast
	Model 4 Model 7	45.56	45.42	46.54
	Model 5 Model 7	29.96	30.64	27.21
	Model 6 Model 7	27.48	30.78	28.87
	Model 4 Model 7	47.17	51.90	50.60
	Model 5 Model 7	31.48	35.54	35.37
	Model 6 Model 7	29.11	33.65	33.63
	Model 4 Model 7	48.06	50.78	52.02
	Model 5 Model 7	34.21	29.33	30.79
	Model 6 Model 7	30.68	32.81	34.32
	Model 4 Model 7	46.30	48.66	48.52
	Model 5 Model 7	27.88	29.35	29.56
	Model 6 Model 7	25.72	28.99	29.29

Model 4 denotes HGSA-LSSVM.
Models 5, 6, and 7 denote HGSA-MKLSSVM with WT, EMD, and EEMD, respectively.