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.

#8

Gramacy & Lee 2D

#12

Goldstein-Price

#15

Rosenbrock

#19

Langermann 2

#21

Ackley

#22

GradientLabyrinth

#24

Styblinski-Tang

#30

QuantumWell

#33

NeuralCanyon

#38

Rastrigin

#54

Langermann

#57

Weierstrass

#59

Lévy 13

#61

EggHolder

#71

Beale

#82

Griewank