Functions are sorted based on the optimizer's performance relative to other algorithms. The rank number on each image (e.g. #1) indicates its standing on that specific function compared to all other optimizers tested.

#6

EggHolder

#9

Lévy 13

#15

Rastrigin

#18

Styblinski-Tang

#20

Goldstein-Price

#22

NeuralCanyon

#23

GradientLabyrinth

#32

Rosenbrock

#35

Ackley

#35

QuantumWell

#50

Gramacy & Lee 2D

#52

Griewank

#59

Langermann 2

#62

Langermann

#76

Weierstrass

#83

Beale