FDP3256 - Computation Log
Instance Created: April 26, 2002
Number of Cities: 3256
Status: Optimal (see summary page)
Best Tour: 10008
Best Lower Bound: 10008
||10009 - Best of 10 runs of LKH, each with n trials. Total running time 6559 seconds on an AMD Althlon 1900+ processor (1.6 GHz).
||10008 - Found by Xiao-Feng Xie.
1. Concorde is our linear-programming based TSP solver.
2. linkern is an implementation of Martin, Otto, and Felten's Chained Lin-Kernighan heuristic. It is included in the Concorde code.
3. LKH is Keld Helsgaun's powerful implementation of the Lin-Kernighan heuristic.
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Last Updated: May 24, 2006