Application of the Improved PSO-Based Extended Domain Method in Engineering

Table 11

Comparison of the calculation results by different methods for the welding beam.

Methods
Coello [39]	0.208800	3.420500	8.997500	0.210000	1.748309
Coello and Montes [40]	0.205986	3.471328	9.020224	0.206480	1.728226
Coello and Becerra [41]	0.205700	3.470500	9.036600	0.205700	1.724852
IPSO-EDM	0.205730	3.470489	9.036624	0.205730	1.724852
CPSO [27]	0.205731	3.470582	9.036839	0.205680	1.724237
Methods	Optimal value	Mean value	Worst value	Standard variance
Coello [39]	1.748309	1.771973	1.785835	0.001122
Coello and Montes [40]	1.728226	1.792654	1.993408	0.074713
Coello and Becerra [41]	1.724852	1.971809	3.179709	0.443131
IPSO-EDM	1.724852	1.738620	1.959606	0.048555
CPSO [27]	1.724381	1.738810	1.958721	0.047891