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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2018
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Article
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Tab 7
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Research Article
Novel Two-Stage Method for Low-Order Polynomial Model
Table 7
Mean values of
of traditional models (1RS and 2RS) and their corresponding improved models (1IRS and 2IRS) over the 1000 test sets for nine benchmark problems.
ā
1RS
1IRS
Difference
2RS
2IRS
Difference
GP-2
7.668E+05
5.407E+05
-29.5%
5.302E+05
4.735E+05
-10.7%
BH-2
3.584E+02
3.194E+02
-10.9%
2.780E+02
2.535E+02
-8.8%
PM-3
1.038E+02
5.065E+01
-51.2%
4.363E+01
3.352E+01
-23.2%
CP-3
2.319E+02
5.583E+01
-75.9%
5.588E+01
4.901E+00
-91.2%
PS-4
3.591E+05
2.688E+05
-25.2%
2.116E+05
1.823E+05
-13.8%
HM-4
2.800E+00
2.833E+00
1.2%
2.663E+00
2.928E+00
9.9%
ZH-10
1.093E+09
5.805E+08
-46.9%
5.760E+08
2.380E+08
-58.7%
DP-15
1.463E+06
1.483E+06
1.3%
4.993E+05
5.101E+05
2.2%
WE-20
5.205E+00
5.009E+00
-3.8%
3.304E+00
3.303E+00
0.0%