Improved Firefly Algorithm: A Novel Method for Optimal Operation of Thermal Generating Units

Table 5

Result comparisons for Case 2.

Method	Best cost ($)	Std. dev. ($)	value	value	value
FA	32885.8432	104.534	−6.154	0	0
IFA1	32781.003	88.441	−6.154	0	0
IFA2	32544.9906	8.3011	−6.154	0	0
IFA3	32712.6581	91.8623	−6.154	0	0
PSO	32571.62	94.63377	−6.154	0	0
FPA	32545.1	12.26141	−6.1057	5	0
DE	32635.04	114.94	−6.154	0	0
CSA	32553.03	61.97552	−6.154	0	0
IFA	32544.9704	0.1438