Novel Two-Stage Method for Low-Order Polynomial Model

Table 2

Comparison for performance of traditional models (1RS and 2RS) and their corresponding improved models (1IRS and 2IRS) among all the five different validation metrics and nine benchmark problems.

	GP-2	BH-2	PM-3	CP-3	PS-4	HM-4	ZH-10	DP-15	WE-20	Total
1IRS > 1RS	5	5	5	5	5	2	5	2	5	39
IRS 1RS						1		2		3
IRS < 1RS						2		1		3
2IRS > 2RS	5	5	5	4	5	4	5	1		34
IRS 2RS				1				3	5	9
IRS < 2RS						1		1		2