Improved Gradient-Based Optimizer for Modelling Thermal and Hydropower Plants

Table 9

Optimized parameters and SAE of model 4.

Unit	Optimized parameters using IGBO					SAE (GJ/h)
	a0	a1	a2	a3	a4	PSO [20]	DE [22]	CS [23]	CSA [27]	WOA [28]	GBO	IGBO
												Min	Max	STD
1	550	8.1	0.0003	300.0002	0.035	11.405	0.0036928	11.032	1.4479	8.1528	0.0036814	0.00368058	0.0040015	8.57502E − 5
2	308.9999	8.1	0.0006	200.0004	0.042	8.618	0.0044672	6.877	0.1219	7.5263	0.00446919	0.00445481	0.004854	1.07991E − 4