Composite Differential Evolution with Modified Oracle Penalty Method for Constrained Optimization Problems

Table 4

Statistical results of different methods for welded beam design problem.

Method	Best	Mean	Worst	Std.
Coello Coello and Montes [11]	1.728226	1.792654	1.993408	—	—
CPSO [12]	1.728024	1.748831	1.782143	0.012926	−18.5138
CDE [13]	1.733461	1.768158	1.824105	0.022194	−19.4909
MOCoDE	1.7249	1.7249	1.7249		—