ResearchBenchmarksSequential Ordering Problem on SOP Variant 2 50 nodes (test)Follow16.302Objective ValueLKH-316.2990416.3190216.33916.35898Feb 17, 2026Evaluation ResultsMethodMethodLinksObjective ValueSolution GapLKH-32026.0216.302—CaR2026.0216.3160.084POMO2026.0216.3760.463