该数据为TSP测试库数据，可用做TSP算法的测试，目前大多tsp测试都选用这个库里的数据为实例，它来自标准的TSPLIB95库。-TSP is a dataset directory which contains some examples of data for the traveleing salesperson problem.

Most of these examples come　TSPLIB, a collection of traveling salesman problem datasets maintained by Gerhard Reinelt at　http://comopt.ifi.uni-heidelberg.de/software/TSPLIB95/