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.

#8

Styblinski-Tang

#16

EggHolder

#19

Ackley

#22

Lévy 13

#23

QuantumWell

#32

Griewank

#35

Goldstein-Price

#36

Langermann

#37

Gramacy & Lee 2D

#39

Langermann 2

#39

NeuralCanyon

#60

Rosenbrock

#64

GradientLabyrinth

#69

Rastrigin

#69

Weierstrass

#75

Beale