Table 6 Performance comparison of MP-MOEA, TSTI, and PreDEMO on MT and ME.

From: A multi-population multi-objective maritime inventory routing optimization algorithm with three-level dynamic encoding

Algorithm

Objective value (w.r.t. MP-MOEA)

Small case 1

Small case 2

Middle case 1

Middle case 2

Large case 1

Large case 2

TSTI

MT

− 1.22e+06

− 3.11e+06

− 4.86e+06

− 5.19e+06

− 4.45e+07

− 1.84e+07

ME

+4.60e+00

− 1.10e+00

− 6.69e+01

+2.63e+01

− 3.47e+02

− 1.95e+02

PreDEMO

MT

− 1.93e+05

− 2.36e+06

− 5.59e+06

− 8.37e+06

− 4.74e+06

− 9.22e+06

ME

− 1.70e+01

− 3.12e+02

+9.60e+00

− 7.19e+01

− 2.46e+02

− 3.14e+02