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.

#4

Styblinski-Tang

#5

Rosenbrock

#5

GradientLabyrinth

#12

Gramacy & Lee 2D

#14

QuantumWell

#18

Goldstein-Price

#18

Weierstrass

#24

Griewank

#33

EggHolder

#35

Langermann 2

#43

NeuralCanyon

#48

Beale

#60

Lévy 13

#79

Ackley

#80

Rastrigin

#84

Langermann