Robust Optimization of Industrial Process Operation Parameters Based on Data-Driven Model and Parameter Fluctuation Analysis

Table 4

Comparison with robust optimal solution and global optimal solution.

Fluctuation Range	Objective performance of robust optimal parameters: 69.68%		Objective performance of global optimal parameters: 72.67%
	Variance	Mean of GPR outputs (%)	Variance	Mean of GPR outputs (%)
2%	0.16	69.42	1.45	69.34
5%	0.36	68.83	2.83	67.77
10%	0.40	68.37	1.36	67.87
15%	0.36	68.30	0.99	66.57
20%	0.36	68.33	1.56	65.58
30%	0.02	68.34	1.90	64.80