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Table 5 Comparison of performance for Test System 1 of fixed head hydrothermal system

From: Opposition-based differential evolution for hydrothermal power system

Techniques Best cost ($) Average cost ($) Worst cost ($) CPU time (s)
ODE 66030.85 66031.68 66032.46 40.31
DE 66060.74 66061.44 66064.14 36.01
AIS [12] 66117 - - 53.43
PSO [12] 66166 - - 71.62
EP [12] 66198 - - 75.48