混合帝国竞争算法求解旅行商问题
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裴小兵,于秀燕,王尚磊
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Solution of traveling salesman problem by hybrid imperialist competitive algorithm
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Xiao-bing PEI,Xiu-yan YU,Shang-lei WANG
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表 1 HICA与ICA及GA实验结果对比 |
Tab.1 The comparison of experimental results between HICA、ICA and GA |
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序号 | 实例 | Cu | HICA | | ICA | | GA | $C{\rm{^*}} $ | ${\overline C} $ | $\psi $/% | $\overline t $/s | $C{\rm{^*}} $ | $\overline C$ | $\psi $/% | $\overline t $/s | $C{\rm{^*} }$ | $\overline C $ | $\psi $/% | $\overline t $/s | 注:1)“−”表示利用该算法计算的最优解优于已知的最优解. | 1 | bier127 | 118 282 | 118 282 | 119 857 | 0.00 | 16.01 | | 118 703 | 121 095 | 0.36 | 16.21 | | 120 406 | 126 845 | 1.80 | 17.37 | 2 | ch130 | 6 110 | 6 110 | 6 142 | 0.00 | 8.54 | | 6 127 | 6 204 | 0.29 | 8.73 | | 6 303 | 6 431 | 3.17 | 8.71 | 3 | ch150 | 6 528 | 6 528 | 6 600 | 0.00 | 10.85 | | 6 543 | 6 641 | 0.24 | 11.21 | | 6 790 | 68 402 | 4.02 | 11.43 | 4 | d198 | 15 780 | 15 780 | 16 583 | 0.00 | 24.32 | | 1 587 | 16 108 | 0.58 | 27.10 | | 16 149 | 16 298 | 2.34 | 30.22 | 5 | eil51 | 426 | 426 | 430 | 0.00 | 2.85 | | 429 | 432 | 0.67 | 3.94 | | 435 | 441 | 2.29 | 5.03 | 6 | eil76 | 538 | 538 | 546 | 0.00 | 4.94 | | 544 | 558 | 1.18 | 6.53 | | 550 | 565 | 2.39 | 9.47 | 7 | eil101 | 629 | 629 | 630 | 0.00 | 2.02 | | 640 | 664 | 1.78 | 13.83 | | 660 | 674 | 4.96 | 13.27 | 8 | kroA100 | 21 282 | 21 282 | 21 282 | 0.00 | 9.09 | | 21 285 | 21 508 | 0.02 | 11.28 | | 22 353 | 22 654 | 5.03 | 12.03 | 9 | kroA200 | 29 368 | 29 373 | 30 159 | 0.02 | 15.12 | | 29 431 | 31 042 | 0.21 | 18.72 | | 31 268 | 32 416 | 6.47 | 21.73 | 10 | lin318 | 42 029 | 42 074 | 42 348 | 0.11 | 20.93 | | 42 307 | 43 051 | 0.66 | 29.85 | | 45 548 | 45 815 | 8.37 | 38.36 | 11 | pr107 | 44 303 | 44 303 | 44 538 | 0.00 | 14.33 | | 44 302 | 44 803 | −1) | 17.90 | | 46 674 | 46 856 | 5.35 | 16.69 | 12 | Pr136 | 96 772 | 96 772 | 97 431 | 0.00 | 10.12 | | 96 771 | 98 426 | − | 16.36 | | 101 189 | 102 344 | 4.564 | 18.71 | 13 | pr152 | 73 682 | 73 682 | 73 624 | 0.00 | 11.01 | | 73 684 | 74 051 | 0.00 | 18.62 | | 74 520 | 75 658 | 1.1 | 19.72 | 14 | pr299 | 48 191 | 48 199 | 49 001 | 0.02 | 33.99 | | 48 640 | 49 124 | 0.93 | 40.40 | | 51 952 | 52 104 | 7.8 | 48.22 | 15 | pr439 | 107 217 | 107 383 | 111 216 | 0.15 | 57.73 | | 107 917 | 109 859 | 0.65 | 59.36 | | 118 084 | 19 208 | 10.14 | 63.23 | 16 | rat575 | 6 773 | 6 814 | 6 942 | 0.61 | 71.96 | | 7 037 | 7 235 | 3.90 | 71.68 | | 8 016 | 8 945 | 18.36 | 78.26 | 17 | rat783 | 8 806 | 8 889 | 8 910 | 0.94 | 100.5 | | 9 247 | 9 686 | 5.04 | 103.97 | | 10 469 | 11 502 | 18.89 | 122.46 | 18 | tsp225 | 3 916 | 3 916 | 4 011 | 0.00 | 24.61 | | 3 907 | 4 095 | − | 28.35 | | 4 220 | 4 264 | 7.77 | 35.34 |
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