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Table 1 Best optimum value, the variables corresponding to the best optimum value, average value, worst value and average CPU time for example 1

From: Opposition-based differential evolution for hydrothermal power system

Method

x ∗

f(x ∗)

Average value

Worst value

CPU time (sec)

ODE

[12.1000, 5.7227]

38.9377

38.9377

38.9377

0.0473

DE

[12.1000, 5.7228]

38.9375

38.9373

38.9371

0.0469