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.

#1

Langermann 2

#1

EggHolder

#4

QuantumWell

#7

Lévy 13

#11

Goldstein-Price

#16

Styblinski-Tang

#19

Rosenbrock

#24

Rastrigin

#35

Langermann

#35

Weierstrass

#35

Beale

#44

Ackley

#59

Griewank

#66

NeuralCanyon

#72

GradientLabyrinth

#83

Gramacy & Lee 2D