Green Clustering Implementation Based on DPS-MOPSO

Table 2

Convergence comparison.

	PSO	EP-PSO	DP-PSO	DPS-PSO
Mean dist. to global optimum	0.0220	0.0268	0.0177	0.0158
Standard deviations of dist. (×)	1.54	1.97	1.59	1.30
Mean iterations to converge	6987	8229	1704	2230
Convergence speedup over classical PSO	—	−17.78%	75.61%	68.08%