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.

#27

Ackley

#30

Styblinski-Tang

#37

Goldstein-Price

#40

Beale

#42

Rastrigin

#47

Griewank

#49

Lévy 13

#54

Langermann 2

#74

Gramacy & Lee 2D

#78

Langermann

#79

GradientLabyrinth

#80

Rosenbrock

#80

QuantumWell

#81

Weierstrass

#84

NeuralCanyon

#85

EggHolder