Table 7 The percentage difference between GLS versus other metaheuristics.

From: Adapting blockchain’s proof-of-work mechanism for multiple traveling salesmen problem optimization

Instance

GA

ACO

ABC

MN2

Eil51

− 0.06

− 0.08

− 0.27

− 0.34

Berlin52

− 0.03

− 0.01

− 0.21

− 0.03

st70

− 0.07

− 0.05

− 0.43

− 0.03

eil76

− 0.06

− 0.05

− 0.4

− 0.02

pr76

− 0.76

− 0.03

− 0.45

− 0.01

Kroa100

− 0.02

− 0.05

− 0.57

− 0.05

Eil101

− 0.12

− 0.08

− 0.5

− 0.01

Average

− 0.16

− 0.05

− 0.4

− 0.07

  1. *Negative values indicate the percentage improvement for GLS.