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

Weierstrass

#14

GradientLabyrinth

#20

Gramacy & Lee 2D

#29

Ackley

#35

NeuralCanyon

#44

Rastrigin

#44

Rosenbrock

#65

Langermann

#66

Beale

#70

Langermann 2

#74

EggHolder

#75

Goldstein-Price

#77

Griewank

#78

Styblinski-Tang

#80

Lévy 13

#81

QuantumWell