ResearchBenchmarksSequential Ordering Problem on SOP Variant 1 50 nodes (test)Sequential Ordering Problem on SOP Variant 1 50 nodes (test)Follow14.732Objective ValueLKH-314.7235614.7805314.837514.89447Feb 17, 2026Evaluation resultsMethodMethodLinksObjective ValueSolution GapLKH-32026.0214.732—CaR2026.0214.83167.6POMO2026.0214.943143.6