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Capacitated Vehicle Routing Problem on CVRP N=100 (test 10k inst.)

-0.51Optimality GapHGS
-0.91521.81994.5557.2901Jul 13, 2022Aug 12, 2022Sep 11, 2022Oct 11, 2022Nov 10, 2022Dec 10, 2022Jan 9, 2023

Evaluation results

MethodLinks
HGS2023.01-0.5115.3—
LKH2023.01015.3—
SGBS (4,4)search parameters=(4,4)2023.010.0815—
SGBS+EASStage=Converged, Time=(30h)2022.070.11—15.58
SGBS+EASStage=Intermediate, Time=(6h)2022.070.2—15.594
EASStage=Converged, Time=(30h)2022.070.23—15.599
EASStage=Intermediate, Time=(6h)2022.070.35—15.618
DPDPTime=(23h)2022.070.41—15.627
LKH3Time=(6d)2022.070.53—15.646
SGBSHyperparameters=(4,4), Time=(10m)2022.070.62—15.659
POMOSearch Strategy=sampling, Time=(6h)2022.070.64—15.663
POMO augx8augmentation=x82023.010.691—
BQ-transformer bs16decoding=beam search, beam size=16, backbone=Transformer2023.010.9532—
DACTTime=(22h)2022.071.18—15.747
POMOSearch Strategy=greedy, Time=(2m)2022.071.29—15.763
Sym-NCO s100samples=1002023.011.4615—
MDAM bs50beam size=502023.012.2156—
NLNSTime=(1h)2022.072.77—15.994
BQ-transformer Gdecoding=greedy, backbone=Transformer2023.012.792—
AM bs1024beam size=10242023.014.1824—
BQ-perceiver Gdecoding=greedy, backbone=Perceiver2023.015.631—
OR-Tools2023.019.621—
HGSTime=(5h)2022.07——15.563