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.

#2

Langermann 2

#25

Langermann

#26

EggHolder

#29

GradientLabyrinth

#42

Beale

#47

Styblinski-Tang

#51

Gramacy & Lee 2D

#58

Rosenbrock

#61

Weierstrass

#62

QuantumWell

#68

Lévy 13

#73

Ackley

#78

NeuralCanyon

#79

Griewank

#85

Rastrigin

#85

Goldstein-Price