Fig. 3From: Modified differential evolution algorithm with onlooker bee operator for mixed discrete-continuous optimizationEvolution figures of the average error of the best function values on 25 running derived from mDEOB/best/1, mDEOB/cur_to_best/1, and two corresponding DE algorithms a f1, b f2, c f3, d f4, e f5, f f6, g f7, h f8, i f9, j f10, k f11, l f12Back to article page