ResearchBenchmarksCapacitated Vehicle Routing Problem on CVRPLIB Set-XXL N=[3000, 7000]Capacitated Vehicle Routing Problem on CVRPLIB Set-XXL N=[3000, 7000]Follow8.79Optimality Gap (Leuven1, N=3000)SPACE-32.2788244.9356522.15799.3644May 23, 2026Evaluation resultsMethodMethodLinksOptimality Gap (Leuven1, N=3000)Optimality Gap (Leuven2, N=4000)Optimality Gap (Antwerp1, N=6000)Optimality Gap (Antwerp2, N=7000)Average Optimality GapSPACE2026.058.7916.267.8215.6912.14URS2026.0511.5717.89.2314.9513.39ReLD-MTL2026.051730.59———RF-TE2026.0526.945.56———RF-MVMoE2026.0557.3160.27———MTPOMO2026.0567.7287.31———MVMoE/4E-L2026.05182.28127.07———MVMoE/4E2026.05299.1170.1———CaDA2026.051,035.51————