1<\/strong> \u9009\u62e9\u6982\u7387<\/h4>\n\n\n\n\u7269\u79cd\\({s_i}(i = 1,2,…,n)\\)\u7684\u9002\u5e94\u5ea6\\(f({s_i})\\)\u5df2\u7136\u5f97\u5230\uff0c\u63a5\u4e0b\u6765\u5c31\u8981\u5229\u7528\\(f({s_i})\\)\uff0c\u6c42\u5f97\u5b83\u5728\u6574\u4e2a\u79cd\u7fa4\u4e2d\u88ab\u9009\u62e9\uff08\u5373\u9057\u4f20\u5230\u4e0b\u4e00\u4ee3\uff09\u7684\u6982\u7387\u3002\u8fd9\u4e2a\u6982\u7387\u8868\u793a\u4e3a\uff1a\\[p({s_i}) = \\frac{{f({s_i})}}{{\\sum\\limits_{i = 1}^n {f({s_i})} }}\\]\u4ea7\u751f\u4e86\u6982\u7387\u4ee5\u540e\uff0c\u6211\u4eec\u4fbf\u9700\u8981\u8fdb\u884c\u9009\u62e9\u3002<\/p>\n\n\n\n
2<\/strong> \u8f6e\u76d8\u8d4c\u9009\u62e9\u6cd5<\/h4>\n\n\n\n\u91c7\u7528\u201c\u8f6e\u76d8\u8d4c\u9009\u62e9\u6cd5\u201d\uff0c\u5f62\u8c61\u70b9\u8bf4\uff0c\u5c31\u50cf\u6211\u4eec\u7ecf\u5e38\u89c1\u5230\u7684\u62bd\u5956\u8f6c\u8f6c\u76d8\u4e00\u6837\uff1a<\/p>\n\n\n
\n![\"67c17d1chcd97266db535&690\"](\"http:\/\/yaochenkun.site\/wp-content\/uploads\/2016\/12\/67c17d1chcd97266db535690.jpg\")
<\/figure><\/div>\n\n\n\u5373\u6bcf\u6b21\u7b5b\u9009\u5c31\u76f8\u5f53\u4e8e\u8f6c\u52a8\u8f6e\u76d8\uff0c\u6982\u7387\u5927\u7684\u9762\u79ef\u5c31\u8d8a\u5927\uff0c\u81ea\u7136\u5c31\u66f4\u5bb9\u6613\u88ab\u9009\u4e0a\u3002\u90a3\u4e48\u201c\u8f6c\u201d\u591a\u5c11\u6b21\u5462\uff1f\u8fd9\u91cc\u5c31\u6d89\u53ca\u79cd\u7fa4\u5bb9\u91cf\u7684\u7ea6\u5b9a\u4e86\uff0c\u6211\u4eec\u5982\u679c\u9009\u5f97\u8fc7\u5c0f\uff0c\u90a3\u4e48\u7269\u79cd\u7684\u591a\u6837\u6027\u4e0d\u591f\uff0c\u5f88\u96be\u6709\u673a\u4f1a\u4ea7\u751f\u66f4\u4f18\u79c0\u7684\u7269\u79cd\uff08\u5c31\u50cf\u5982\u679c\u5730\u7403\u4e0a\u5176\u4ed6\u751f\u7269\u90fd\u706d\u7edd\u4e86\uff0c\u53ea\u5269\u4eba\u7c7b\uff0c\u90a3\u4e48\u7269\u79cd\u6539\u53d8\u7684\u673a\u4f1a\uff0c\u5373\u8def\u7ebf\u66f4\u77ed\u7684\u6982\u7387\u76f8\u5bf9\u5c31\u8d8a\u5c0f\u4e86\uff09\uff0c\u800c\u5982\u679c\u8fc7\u5927\uff0c\u90a3\u4e48\u7b97\u6cd5\u7684\u6548\u7387\u4f1a\u964d\u4f4e\uff0c\u968f\u673a\u6027\u66f4\u5927\uff0c\u6700\u540e\u5f88\u4e0d\u5bb9\u6613\u6536\u655b\u3002\u800c\u6839\u636e\u4e00\u4e9b\u6587\u7ae0\u548c\u7ecf\u9a8c\uff0c\u6bcf\u4e00\u8f6e\u6211\u4eec\u5c31\u7ef4\u6301\u4e0a\u4e00\u8f6e\u7684\u79cd\u7fa4\u5bb9\u91cf\u5927\u5c0f\u5373\u53ef\uff0c\u4fdd\u6301\u79cd\u7fa4\u603b\u91cf\u4e0d\u53d8\uff0c\u5373\u7531\u521d\u59cb\u79cd\u7fa4\u7684\u5927\u5c0f\u51b3\u5b9a\u3002\u90a3\u521d\u59cb\u79cd\u7fa4\u5927\u5c0f\u53c8\u9009\u591a\u5927\u5462\uff1f\u8fd9\u4e2a\u53c2\u6570\u5c31\u9700\u8981\u6839\u636e\u5177\u4f53\u95ee\u9898\u7684\u89c4\u6a21\u6765\u8fdb\u884c\u8c03\u6574\u4e86\uff0c\u5982\u679c\u57ce\u5e02\u6570\u5f88\u5c11\uff0c\u53ef\u4ee5\u9002\u5f53\u5c0f\u4e00\u4e9b\uff0c\u5982\u679c\u5f88\u591a\uff0c\u5c31\u8c03\u5927\u70b9\u3002<\/p>\n\n\n\n
3<\/strong> \u9009\u62e9\u8fc7\u7a0b<\/h4>\n\n\n\n\u4e0b\u9762\u4e3e\u4e00\u4e2a\u5b9e\u9645\u4f8b\u5b50\u6765\u8bf4\u660e\u5177\u4f53\u600e\u4e48\u9009\u62e9\u3002\u5047\u8bbe\u6211\u4eec\u521d\u59cb\u5316\u4e86\u8fd9\u6837\u4e00\u4e2a\u79cd\u7fa4\uff0c\u4e5f\u8ba1\u7b97\u4e86\u4ed6\u4eec\u7684\u9002\u5e94\u5ea6\u3001\u9009\u62e9\u6982\u7387\uff0c\u5f97\u5230\u5982\u4e0b\u7684\u8868\uff1a<\/p>\n\n\n\n
\n\n\n\t\u7269\u79cd\u7f16\u53f7<\/th> \u57fa\u56e0\u5e8f\u5217<\/th> \u8def\u7ebf\u957f\u5ea6<\/th> \u9002\u5e94\u5ea6<\/th> \u9009\u62e9\u6982\u7387<\/th> \u8f6e\u8d4c\u547d\u4e2d\u6b21\u6570<\/th>\n<\/tr>\n<\/thead>\n \n\n\t1<\/td> 125367498<\/td> 36<\/td> 0.028<\/td> 21.54%<\/td> 1<\/td>\n<\/tr>\n \n\t2<\/td> 325974681<\/td> 15<\/td> 0.067<\/td> 51.54%<\/td> 2<\/td>\n<\/tr>\n \n\t3<\/td> 984723615<\/td> 45<\/td> 0.022<\/td> 16.92%<\/td> 0<\/td>\n<\/tr>\n \n\t4<\/td> 974613528<\/td> 79<\/td> 0.013<\/td> 10.00%<\/td> 1<\/td>\n<\/tr>\n \n\t\u603b\u548c<\/td> –<\/td> –<\/td> 0.13<\/td> 100%<\/td> 4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\u4ece\u4e0a\u8868\u5f88\u5bb9\u6613\u770b\u51fa\uff1a\u7269\u79cd2\u56e0\u4e3a\u8def\u7ebf\u8f83\u77ed\u6240\u4ee5\u9002\u5e94\u5ea6\u9ad8\uff0c\u8fdb\u800c\u7ecf\u8fc74\u6b21\u8f6e\u8d4c\u76f4\u63a5\u88ab\u9009\u4e2d\u4e862\u6b21\uff0c\u800c\u8f83\u6b21\u7684\u7269\u79cd1\u88ab\u9009\u4e2d\u4e861\u6b21\uff0c\u7269\u79cd3\u867d\u7136\u9002\u5e94\u5ea6\u6bd4\u7269\u79cd4\u9ad8\uff0c\u4f46\u7531\u4e8e\u7b97\u6cd5\u7684\u968f\u673a\u6027\u5e76\u6ca1\u6709\u88ab\u9009\u4e0a\uff0c\u800c\u662f\u7269\u79cd4\u201c\u4fa5\u5e78\u201d\u88ab\u9009\u4e0a\u4e86\u3002\u6240\u4ee5\u65b0\u7684\u79cd\u7fa4\u5e94\u8be5\u662f\u8fd9\u6837\u7684\uff1a\u4e00\u4e2a\u7269\u79cd1\u3001\u4e24\u4e2a\u7269\u79cd2\u548c\u4e00\u4e2a\u7269\u79cd4\uff0c\u5373\u79cd\u7fa4\u57fa\u56e0\u4e3a\uff1a125367498\u3001325974681\u3001325974681\u548c974613528\u3002<\/p>\n\n\n\n
4<\/strong> \u7cbe\u82f1\u4fdd\u7559\u7b56\u7565<\/h4>\n\n\n\n\u8fd9\u91cc\u6211\u4eec\u4e0d\u96be\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\uff1a\u5018\u82e5\u7269\u79cd2\u7684\u9009\u4e2d\u6982\u7387\u6ca1\u670951.54%\u90a3\u4e48\u9ad8\uff0c\u800c\u662f\u7a0d\u4f4e\u4e00\u4e9b\uff08\u4fdd\u8bc1\u4ecd\u662f\u79cd\u7fa4\u4e2d\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u7269\u79cd\uff09\uff0c\u90a3\u4e48\u8fd9\u65f6\u5b83\u53c2\u4e0e\u8f6e\u8d4c\u88ab\u9009\u4e2d\u7684\u6b21\u6570\u5c31\u96be\u8bf4\u67092\u6b21\u4e86\uff0c\u800c\u5f88\u53ef\u80fd\u591a\u591a\u5730\u8ba9\u90a3\u4e9b\u8d44\u8d28\u73b0\u5728\u5e76\u975e\u5f88\u597d\u7684\u7269\u79cd1\u30013\u30014\u9057\u4f20\u5230\u4e86\u4e0b\u4e00\u4ee3\u3002\u4f46\u7269\u79cd2\u4ecd\u662f\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u7cbe\u82f1\u7269\u79cd\u554a\uff01\u8ba9\u5b83\u6000\u624d\u4e0d\u9047\uff0c\u6700\u540e\u843d\u5f97\u4e2a\u6ca7\u6d77\u9057\u73e0\u4e4b\u61be\uff0c\u7684\u786e\u6709\u5931\u516c\u5e73\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u8fd9\u65f6\uff0c\u6211\u4eec\u52a0\u5165\u4e00\u4e2a\u201c\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u201d\uff0c\u5373\u5e76\u975e\u6240\u6709\u7269\u79cd\u5747\u53c2\u4e0e\u8d4c\u8f6e\uff0c\u800c\u662f\u5728\u8f6e\u8d4c\u4e4b\u524d\uff0c\u5148\u9009\u51fa\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u90a3\u4e2a\u7269\u79cd\uff0c\u590d\u5236\u82e5\u5e72\u4e2a\u540e\u63d0\u524d\u8fdb\u5165\u4e0b\u4e00\u4ee3\uff0c\u63a5\u7740\u518d\u8ba9\u5269\u4f59\u7684\u7269\u79cd\u53c2\u4e0e\u8d4c\u8f6e\u8fdb\u5165\u4e0b\u4e00\u4ee3\uff0c\u6700\u7ec8\u4e24\u90e8\u5206\u5408\u6210\u4e00\u4e2a\u65b0\u79cd\u7fa4\u3002\u8fd9\u6837\u907f\u514d\u4e86\u56e0\u4e3a\u6982\u7387\u539f\u56e0\uff0c\u4f7f\u5f97\u4f18\u79c0\u7269\u79cd\u6ca7\u6d77\u9057\u73e0\u7684\u60c5\u51b5\u53d1\u751f\uff0c\u4f46\u8fd9\u6837\u505a\u4e5f\u5bb9\u6613\u9677\u5165\u5c40\u90e8\u6700\u4f18\uff0c\u6240\u4ee5\u591a\u5c11\u4e2a\u7cbe\u82f1\u8fd9\u4e2a\u53c2\u6570\u5c31\u9700\u8981\u4e0d\u65ad\u5730\u8c03\u6574\u4e86\uff0c\u636e\u4e00\u4e9b\u7814\u7a76\u7ecf\u9a8c\u6765\u770b\uff0c\u4e00\u822c\u590d\u52361\/4\u6548\u679c\u662f\u6bd4\u8f83\u597d\u7684\u3002<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u6574\u4e2a\u9009\u62e9\u7b97\u5b50\u7684\u5b9e\u73b0\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u9009\u62e9\u4f18\u79c0\u7269\u79cd\uff08\u8f6e\u76d8\u8d4c\uff09\nvoid select(List<SpeciesNode> speciesList)\n{\t\t\t\n \/\/\u8ba1\u7b97\u9009\u62e9\u6982\u7387\n calRate(speciesList);\n \n \/\/\u627e\u51fa\u6700\u5927\u9002\u5e94\u5ea6\u7269\u79cd\n float talentFitness=Float.MAX_VALUE;\n SpeciesNode talentSpecies=null;\n for(SpeciesNode species : speciesList)\n {\n if(species.fitness < talentFitness)\n {\n talentFitness = species.fitness;\n talentSpecies = species;\n }\n }\n\n \/\/\u5c06\u6700\u5927\u9002\u5e94\u5ea6\u7269\u79cd\u590d\u5236talentNum\u4e2a\n List<SpeciesNode> newSpeciesList=new ArrayList<SpeciesNode>();\n int talentNum = (int)(speciesList.size() * tp); \/\/tp:\u590d\u5236\u6bd4\u91cd\n for(int i=1;i<=talentNum;i++)\n {\n \/\/\u590d\u5236\u7269\u79cd\u81f3\u65b0\u8868\n SpeciesNode newSpecies=talentSpecies.clone();\n newSpeciesList.add(newSpecies);\n }\n\n \/\/\u8f6e\u76d8\u8d4cspeciesList.speciesNum-talentNum\u6b21\n int roundNum=speciesList.size()-talentNum;\n for(int i=1;i<=roundNum;i++)\n {\n \/\/\u4ea7\u751f0-1\u7684\u6982\u7387\n float rate=(float)Math.random();\n for(SpeciesNode species : speciesList)\n {\n if(species == talentSpecies || rate > species.rate) \/\/\u7cbe\u82f1\u7269\u79cd\u6216\u672a\u9009\u4e2d\uff0c\u8df3\u8fc7\n rate=rate-species.rate;\n else \/\/\u8be5\u7269\u79cd\u5728\u672c\u6b21\u8f6e\u8d4c\u4e2d\u9009\u4e2d\n {\n SpeciesNode newSpecies=species.clone();\n newSpeciesList.add(newSpecies);\t\t\n break;\n }\n }\t\t\n }\n\n speciesList = newSpeciesList;\n}<\/pre>\n\n\n\n\u4ea4\u53c9\u7b97\u5b50<\/h3>\n\n\n\n
\u4ea4\u53c9\u662f\u5bf9\u79cd\u7fa4\u5185\u4e24\u7269\u79cd\u7684\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u88c1\u526a\u7ec4\u5408\u7684\u64cd\u4f5c\uff0c\u4e00\u822c\u4ee5\u4e00\u5b9a\u6982\u7387\u6267\u884c\uff0c\u800c\u4e0d\u662f\u6bcf\u6b21\u90fd\u6267\u884c\u3002\u7269\u79cd\u7684\u914d\u5bf9\u9009\u53d6\u6700\u597d\u968f\u673a\uff0c\u800c\u4e0d\u89811\u548c2\u914d\u5bf9\uff0c3\u548c4\u914d\u5bf9\uff08\u56e0\u4e3a\u5728\u4f7f\u7528\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u65f6\u5f88\u53ef\u80fd\u662f\u8fde\u7eed\u8ffd\u52a0\u8fdb\u79cd\u7fa4\u7684\uff0c\u8fd9\u6837\u76f8\u5f53\u4e8e\u8fd1\u4eb2\u7e41\u6b96\uff0c\u5f88\u96be\u64e6\u51fa\u706b\u82b1\u5373\u4ea7\u751f\u8def\u7ebf\u957f\u5ea6\u6bd4\u53cc\u4eb2\u90fd\u77ed\u7684\u540e\u4ee3\u57fa\u56e0\uff09\u3002\u90a3\u4e48\u53cc\u4eb2\u7684\u57fa\u56e0\u5e8f\u5217\u4e4b\u95f4\u5177\u4f53\u600e\u4e48\u4ea4\u53c9\u5462\uff1f<\/p>\n\n\n\n
\u7531\u4e8e\u7269\u79cd\u57fa\u56e0\u7684\u7f16\u7801\u5f62\u5f0f\u662f\u4ee5\u201c\u57ce\u5e02\u7f16\u53f7\u201d\u4e3a\u5143\u7d20\u7684\uff0c\u5728\u5b9e\u73b0\u4ea4\u53c9\u64cd\u4f5c\u65f6\u9996\u5148\u4efb\u9009\u4e00\u4e2a\u4f4d\u7f6e\u4f5c\u4e3a\u8d77\u70b9\uff0c\u4ea4\u6362\u4e24\u4e2a\u7269\u79cd\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u3002\u4f46\u9700\u6ce8\u610f\u7684\u662f\uff0c\u4ea4\u53c9\u540e\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u53ef\u80fd\u4e0e\u7269\u79cd\u7684\u524d\u534a\u6bb5\u57fa\u56e0\u91cd\u590d\uff0c\u6545\u800c\u8fd8\u9700\u8fdb\u884c\u57fa\u56e0\u51b2\u7a81\u5904\u7406\uff0c\u5373\u628a\u7269\u79cd1\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u4e0e\u7269\u79cd2\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\u3002\u4ea4\u53c9\u64cd\u4f5c\u5177\u4f53\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n
\n\n\n\t\u7269\u79cd\u7f16\u53f7<\/th> \u57fa\u56e0\u5e8f\u5217<\/th> \u914d\u5bf9\u5bf9\u8c61<\/th> \u4ea4\u53c9\u70b9\u4f4d\u7f6e<\/th> \u4ea4\u53c9\u7ed3\u679c(\u672a\u53bb\u91cd)<\/th> \u4ea4\u53c9\u7ed3\u679c(\u53bb\u91cd)<\/th>\n<\/tr>\n<\/thead>\n \n\n\t1<\/td> 125 | 367498<\/td> 2<\/td> 3<\/td> 125 | 974681<\/td> 325 | 974681<\/td>\n<\/tr>\n \n\t2<\/td> 325 | 974681<\/td> 1<\/td> 3<\/td> 325 | 367498<\/td> 125 | 367498<\/td>\n<\/tr>\n \n\t3<\/td> 97461 | 3528<\/td> 4<\/td> 5<\/td> 97461 | 4681<\/td> 97325 | 4681<\/td>\n<\/tr>\n \n\t4<\/td> 32597 | 4681<\/td> 3<\/td> 5<\/td> 32597 | 3528<\/td> 46197 | 3528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\u5177\u4f53\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\/\/\u4ea4\u53c9\u64cd\u4f5c\nvoid crossover(List<SpeciesNode> speciesList)\n{\n for(int n=0;n<speciesList.size();n+=2) \/\/\u4e24\u4e24\u914d\u5bf9\n {\n if(n+1 >= speciesList.size()) \/\/\u5df2\u65e0\u53ef\u914d\u5bf9\u7684\u6bcd\u7269\u79cd\uff08\u79cd\u7fa4\u5bb9\u91cf\u4e3a\u5947\u6570\uff09\n break; \/\/\u7ed3\u675f\n \n SpeciesNode fatherSpecies = speciesList.get(n); \/\/\u7236\u7269\u79cd\n SpeciesNode motherSpecies = speciesList.get(n+1); \/\/\u6bcd\u7269\u79cd\n \n \/\/\u4ea4\u53c9\u6982\u7387 pcl < rate < pch\n float rate=(float)Math.random();\n if(rate > Constant.pcl && rate < Constant.pch) \n {\t\t\t\n int crossPosition=rand.nextInt(Constant.CITY_NUM); \/\/\u968f\u673a\u751f\u6210\u4ea4\u53c9\u70b9\n List<Integer> fatherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u7236\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n List<Integer> motherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n \n \/\/\u540e\u534a\u6bb5\u57fa\u56e0\u6328\u4e2a\u4f4d\u7f6e\u8fdb\u884c\u4e92\u6362\n for(int i=crossPosition;i<Constant.CITY_NUM;i++)\n {\n \/\/\u57fa\u56e0\u4e92\u6362\n int gene;\n gene=fatherSpecies.genes[i];\n fatherSpecies.genes[i]=motherSpecies.genes[i];\n motherSpecies.genes[i]=gene;\n \n \/\/\u68c0\u6d4bfatherSpecies.genes[i]\u662f\u5426\u4e0e\u7236\u7269\u79cd\u524d\u534a\u6bb5\u67d0\u4f4d\u7f6e\u57fa\u56e0\u91cd\u590d\uff0c\u82e5\u662f\u5219\u8bb0\u5f55\n for(int j=0;j<crossPosition;j++)\n if(fatherSpecies.genes[i] == fatherSpecies.genes[j])\n fatherDuplicateGenesList.add(j);\n \n \/\/\u6bcd\u7269\u79cd\u540c\u7406\n for(int j=0;j<crossPosition;j++)\n if(motherSpecies.genes[i] == motherSpecies.genes[j])\n motherDuplicateGenesList.add(j);\n }\n \n \/\/\u53bb\u91cd\n for(int k=0;k<fatherDuplicateGenesList.size();k++)\n {\n \/\/\u7236\u3001\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\n int fatherGenePosition = fatherDuplicateGenesList.get(k);\n int motherGenePosition = motherDuplicateGenesList.get(k);\n \n int gene;\n gene=fatherSpecies.genes[fatherGenePosition];\n fatherSpecies.genes[fatherGenePosition]=motherSpecies.genes[motherGenePosition];\n motherSpecies.genes[i]=gene;\n }\n }\n }\n}<\/pre>\n\n\n\n\u53d8\u5f02\u7b97\u5b50<\/h3>\n\n\n\n
\u201c\u53d8\u5f02\u201d\u662f\u8df3\u51fa\u5c40\u90e8\u6700\u4f18\u89e3\u7684\u4e00\u4e2a\u91cd\u8981\u6cd5\u5b9d\uff0c\u662f\u5bf9\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u82e5\u5e72\u53d8\u6362\u7684\u4e00\u79cd\u64cd\u4f5c\uff0c\u4e00\u822c\u6309\u975e\u5e38\u5c0f\u7684\u6982\u7387\u6267\u884c\u3002\u672c\u6587\u91c7\u7528\u7684\u662f\u4e00\u79cd\u5b66\u754c\u666e\u904d\u8ba4\u4e3a\u6548\u679c\u8f83\u597d\u7684\u4e00\u79cd\u53d8\u5f02\u65b9\u5f0f\uff0c\u5373\u968f\u673a\u9009\u53d6\u57fa\u56e0\u5e8f\u5217\u7684\u4e24\u4e2a\u4f4d\u7f6ek\u548cm\uff0c\u9006\u8f6c\u5176k~m\u95f4\u7684\u57ce\u5e02\u7f16\u53f7\uff0c\u5373\u82e5\u73b0\u6709\u7269\u79cd\uff1a\\[{s_i} = ({n_1},{n_2}, \\cdots ,{n_k},{n_{k + 1}}, \\cdots ,{n_{m – 1}},{n_m}, \\cdots ,{n_n})\\]\u968f\u673a\u4ea7\u751f1\u548cn\u4e4b\u95f4\u7684\u4e24\u76f8\u5f02\u6574\u6570k\u548cm\uff0c\u82e5k<m\uff0c\u6267\u884c\u9006\u8f6c\u53d8\u6362\uff0c\u5f97\u5230\u65b0\u7684\u57fa\u56e0\u5e8f\u5217\uff1a\\[{s_j} = ({n_1},{n_2}, \\cdots ,{n_m},{n_{m – 1}}, \\cdots {n_{k + 1}},{n_k}, \\cdots ,{n_n})\\]<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u53d8\u5f02\u64cd\u4f5c\nvoid mutate(List<SpeciesNode> speciesList)\n{\t\n \/\/\u6bcf\u4e00\u7269\u79cd\u5747\u6709\u53d8\u5f02\u7684\u673a\u4f1a,\u4ee5\u6982\u7387pm\u8fdb\u884c\n for(SpeciesNode species : speciesList)\n {\t\t\n float rate=(float)Math.random();\n if(rate < Constant.pm)\n {\n \/\/\u5bfb\u627e\u9006\u8f6c\u7684\u5de6\u53f3\u7aef\u70b9\n Random rand=new Random();\n int left=rand.nextInt(Constant.CITY_NUM);\n int right=rand.nextInt(Constant.CITY_NUM);\n if(left > right)\n {\n int tmp;\n tmp=left;\n left=right;\n right=tmp;\n }\n \n \/\/\u9006\u8f6cleft-right\u4e0b\u6807\u5143\u7d20\n while(left < right)\n {\n int tmp;\n tmp=species.genes[left];\n species.genes[left]=species.genes[right];\n species.genes[right]=tmp;\n\n left++;\n right--;\n }\n }\n }\n}<\/pre>\n\n\n\n\u7ed3\u8bed<\/h3>\n\n\n\n
\u554a~\u7d2f\u6b7b\u4e86\uff0c\u9057\u4f20\u7b97\u6cd5\u6c42\u89e3TSP\u7684\u57fa\u672c\u601d\u60f3\u5dee\u4e0d\u591a\u5c31\u662f\u8fd9\u4e9b\u5566\u3002\u4e0b\u4e00\u7ae0\u5c06\u7ed9\u51faGeneticAlgorithm\u7c7b\u7684\u4e00\u4e2a\u603b\u63a7\u8c03\u7528\u6d41\u7a0b\u3001\u9057\u4f20\u7b97\u6cd5\u7684\u4e00\u4e9b\u5e38\u91cf\u53c2\u6570\u5b9a\u4e49\u53ca\u7b97\u6cd5\u7684\u5b9e\u9645\u8fd0\u884c\u6548\u679c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f15\u8a00 \u4e0a\u4e00\u7ae0\u8bb2\u89e3\u4e86\u9057\u4f20\u7b97\u6cd5\u7684\u57fa\u672c\u601d\u60f3\u4e0e\u5de5\u4f5c\u6d41\u7a0b\uff0c\u6784\u5efa\u4e86\u7269\u79cd\u7c7bSpecies\u53ca\u8bc4\u4ef7\u7269\u79cd\u4f18\u52a3\u7684\u9002\u5e94\u5ea6\u51fd\u6570\u3002\u672c\u7ae0\u53d9\u8ff0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56,46],"tags":[],"_links":{"self":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951"}],"collection":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/comments?post=951"}],"version-history":[{"count":29,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951\/revisions"}],"predecessor-version":[{"id":3173,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951\/revisions\/3173"}],"wp:attachment":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/media?parent=951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/categories?post=951"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/tags?post=951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u91c7\u7528\u201c\u8f6e\u76d8\u8d4c\u9009\u62e9\u6cd5\u201d\uff0c\u5f62\u8c61\u70b9\u8bf4\uff0c\u5c31\u50cf\u6211\u4eec\u7ecf\u5e38\u89c1\u5230\u7684\u62bd\u5956\u8f6c\u8f6c\u76d8\u4e00\u6837\uff1a<\/p>\n\n\n
<\/figure><\/div>\n\n\n\u5373\u6bcf\u6b21\u7b5b\u9009\u5c31\u76f8\u5f53\u4e8e\u8f6c\u52a8\u8f6e\u76d8\uff0c\u6982\u7387\u5927\u7684\u9762\u79ef\u5c31\u8d8a\u5927\uff0c\u81ea\u7136\u5c31\u66f4\u5bb9\u6613\u88ab\u9009\u4e0a\u3002\u90a3\u4e48\u201c\u8f6c\u201d\u591a\u5c11\u6b21\u5462\uff1f\u8fd9\u91cc\u5c31\u6d89\u53ca\u79cd\u7fa4\u5bb9\u91cf\u7684\u7ea6\u5b9a\u4e86\uff0c\u6211\u4eec\u5982\u679c\u9009\u5f97\u8fc7\u5c0f\uff0c\u90a3\u4e48\u7269\u79cd\u7684\u591a\u6837\u6027\u4e0d\u591f\uff0c\u5f88\u96be\u6709\u673a\u4f1a\u4ea7\u751f\u66f4\u4f18\u79c0\u7684\u7269\u79cd\uff08\u5c31\u50cf\u5982\u679c\u5730\u7403\u4e0a\u5176\u4ed6\u751f\u7269\u90fd\u706d\u7edd\u4e86\uff0c\u53ea\u5269\u4eba\u7c7b\uff0c\u90a3\u4e48\u7269\u79cd\u6539\u53d8\u7684\u673a\u4f1a\uff0c\u5373\u8def\u7ebf\u66f4\u77ed\u7684\u6982\u7387\u76f8\u5bf9\u5c31\u8d8a\u5c0f\u4e86\uff09\uff0c\u800c\u5982\u679c\u8fc7\u5927\uff0c\u90a3\u4e48\u7b97\u6cd5\u7684\u6548\u7387\u4f1a\u964d\u4f4e\uff0c\u968f\u673a\u6027\u66f4\u5927\uff0c\u6700\u540e\u5f88\u4e0d\u5bb9\u6613\u6536\u655b\u3002\u800c\u6839\u636e\u4e00\u4e9b\u6587\u7ae0\u548c\u7ecf\u9a8c\uff0c\u6bcf\u4e00\u8f6e\u6211\u4eec\u5c31\u7ef4\u6301\u4e0a\u4e00\u8f6e\u7684\u79cd\u7fa4\u5bb9\u91cf\u5927\u5c0f\u5373\u53ef\uff0c\u4fdd\u6301\u79cd\u7fa4\u603b\u91cf\u4e0d\u53d8\uff0c\u5373\u7531\u521d\u59cb\u79cd\u7fa4\u7684\u5927\u5c0f\u51b3\u5b9a\u3002\u90a3\u521d\u59cb\u79cd\u7fa4\u5927\u5c0f\u53c8\u9009\u591a\u5927\u5462\uff1f\u8fd9\u4e2a\u53c2\u6570\u5c31\u9700\u8981\u6839\u636e\u5177\u4f53\u95ee\u9898\u7684\u89c4\u6a21\u6765\u8fdb\u884c\u8c03\u6574\u4e86\uff0c\u5982\u679c\u57ce\u5e02\u6570\u5f88\u5c11\uff0c\u53ef\u4ee5\u9002\u5f53\u5c0f\u4e00\u4e9b\uff0c\u5982\u679c\u5f88\u591a\uff0c\u5c31\u8c03\u5927\u70b9\u3002<\/p>\n\n\n\n
3<\/strong> \u9009\u62e9\u8fc7\u7a0b<\/h4>\n\n\n\n\u4e0b\u9762\u4e3e\u4e00\u4e2a\u5b9e\u9645\u4f8b\u5b50\u6765\u8bf4\u660e\u5177\u4f53\u600e\u4e48\u9009\u62e9\u3002\u5047\u8bbe\u6211\u4eec\u521d\u59cb\u5316\u4e86\u8fd9\u6837\u4e00\u4e2a\u79cd\u7fa4\uff0c\u4e5f\u8ba1\u7b97\u4e86\u4ed6\u4eec\u7684\u9002\u5e94\u5ea6\u3001\u9009\u62e9\u6982\u7387\uff0c\u5f97\u5230\u5982\u4e0b\u7684\u8868\uff1a<\/p>\n\n\n\n
\n\n\n\t\u7269\u79cd\u7f16\u53f7<\/th> \u57fa\u56e0\u5e8f\u5217<\/th> \u8def\u7ebf\u957f\u5ea6<\/th> \u9002\u5e94\u5ea6<\/th> \u9009\u62e9\u6982\u7387<\/th> \u8f6e\u8d4c\u547d\u4e2d\u6b21\u6570<\/th>\n<\/tr>\n<\/thead>\n \n\n\t1<\/td> 125367498<\/td> 36<\/td> 0.028<\/td> 21.54%<\/td> 1<\/td>\n<\/tr>\n \n\t2<\/td> 325974681<\/td> 15<\/td> 0.067<\/td> 51.54%<\/td> 2<\/td>\n<\/tr>\n \n\t3<\/td> 984723615<\/td> 45<\/td> 0.022<\/td> 16.92%<\/td> 0<\/td>\n<\/tr>\n \n\t4<\/td> 974613528<\/td> 79<\/td> 0.013<\/td> 10.00%<\/td> 1<\/td>\n<\/tr>\n \n\t\u603b\u548c<\/td> –<\/td> –<\/td> 0.13<\/td> 100%<\/td> 4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\u4ece\u4e0a\u8868\u5f88\u5bb9\u6613\u770b\u51fa\uff1a\u7269\u79cd2\u56e0\u4e3a\u8def\u7ebf\u8f83\u77ed\u6240\u4ee5\u9002\u5e94\u5ea6\u9ad8\uff0c\u8fdb\u800c\u7ecf\u8fc74\u6b21\u8f6e\u8d4c\u76f4\u63a5\u88ab\u9009\u4e2d\u4e862\u6b21\uff0c\u800c\u8f83\u6b21\u7684\u7269\u79cd1\u88ab\u9009\u4e2d\u4e861\u6b21\uff0c\u7269\u79cd3\u867d\u7136\u9002\u5e94\u5ea6\u6bd4\u7269\u79cd4\u9ad8\uff0c\u4f46\u7531\u4e8e\u7b97\u6cd5\u7684\u968f\u673a\u6027\u5e76\u6ca1\u6709\u88ab\u9009\u4e0a\uff0c\u800c\u662f\u7269\u79cd4\u201c\u4fa5\u5e78\u201d\u88ab\u9009\u4e0a\u4e86\u3002\u6240\u4ee5\u65b0\u7684\u79cd\u7fa4\u5e94\u8be5\u662f\u8fd9\u6837\u7684\uff1a\u4e00\u4e2a\u7269\u79cd1\u3001\u4e24\u4e2a\u7269\u79cd2\u548c\u4e00\u4e2a\u7269\u79cd4\uff0c\u5373\u79cd\u7fa4\u57fa\u56e0\u4e3a\uff1a125367498\u3001325974681\u3001325974681\u548c974613528\u3002<\/p>\n\n\n\n
4<\/strong> \u7cbe\u82f1\u4fdd\u7559\u7b56\u7565<\/h4>\n\n\n\n\u8fd9\u91cc\u6211\u4eec\u4e0d\u96be\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\uff1a\u5018\u82e5\u7269\u79cd2\u7684\u9009\u4e2d\u6982\u7387\u6ca1\u670951.54%\u90a3\u4e48\u9ad8\uff0c\u800c\u662f\u7a0d\u4f4e\u4e00\u4e9b\uff08\u4fdd\u8bc1\u4ecd\u662f\u79cd\u7fa4\u4e2d\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u7269\u79cd\uff09\uff0c\u90a3\u4e48\u8fd9\u65f6\u5b83\u53c2\u4e0e\u8f6e\u8d4c\u88ab\u9009\u4e2d\u7684\u6b21\u6570\u5c31\u96be\u8bf4\u67092\u6b21\u4e86\uff0c\u800c\u5f88\u53ef\u80fd\u591a\u591a\u5730\u8ba9\u90a3\u4e9b\u8d44\u8d28\u73b0\u5728\u5e76\u975e\u5f88\u597d\u7684\u7269\u79cd1\u30013\u30014\u9057\u4f20\u5230\u4e86\u4e0b\u4e00\u4ee3\u3002\u4f46\u7269\u79cd2\u4ecd\u662f\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u7cbe\u82f1\u7269\u79cd\u554a\uff01\u8ba9\u5b83\u6000\u624d\u4e0d\u9047\uff0c\u6700\u540e\u843d\u5f97\u4e2a\u6ca7\u6d77\u9057\u73e0\u4e4b\u61be\uff0c\u7684\u786e\u6709\u5931\u516c\u5e73\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u8fd9\u65f6\uff0c\u6211\u4eec\u52a0\u5165\u4e00\u4e2a\u201c\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u201d\uff0c\u5373\u5e76\u975e\u6240\u6709\u7269\u79cd\u5747\u53c2\u4e0e\u8d4c\u8f6e\uff0c\u800c\u662f\u5728\u8f6e\u8d4c\u4e4b\u524d\uff0c\u5148\u9009\u51fa\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u90a3\u4e2a\u7269\u79cd\uff0c\u590d\u5236\u82e5\u5e72\u4e2a\u540e\u63d0\u524d\u8fdb\u5165\u4e0b\u4e00\u4ee3\uff0c\u63a5\u7740\u518d\u8ba9\u5269\u4f59\u7684\u7269\u79cd\u53c2\u4e0e\u8d4c\u8f6e\u8fdb\u5165\u4e0b\u4e00\u4ee3\uff0c\u6700\u7ec8\u4e24\u90e8\u5206\u5408\u6210\u4e00\u4e2a\u65b0\u79cd\u7fa4\u3002\u8fd9\u6837\u907f\u514d\u4e86\u56e0\u4e3a\u6982\u7387\u539f\u56e0\uff0c\u4f7f\u5f97\u4f18\u79c0\u7269\u79cd\u6ca7\u6d77\u9057\u73e0\u7684\u60c5\u51b5\u53d1\u751f\uff0c\u4f46\u8fd9\u6837\u505a\u4e5f\u5bb9\u6613\u9677\u5165\u5c40\u90e8\u6700\u4f18\uff0c\u6240\u4ee5\u591a\u5c11\u4e2a\u7cbe\u82f1\u8fd9\u4e2a\u53c2\u6570\u5c31\u9700\u8981\u4e0d\u65ad\u5730\u8c03\u6574\u4e86\uff0c\u636e\u4e00\u4e9b\u7814\u7a76\u7ecf\u9a8c\u6765\u770b\uff0c\u4e00\u822c\u590d\u52361\/4\u6548\u679c\u662f\u6bd4\u8f83\u597d\u7684\u3002<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u6574\u4e2a\u9009\u62e9\u7b97\u5b50\u7684\u5b9e\u73b0\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u9009\u62e9\u4f18\u79c0\u7269\u79cd\uff08\u8f6e\u76d8\u8d4c\uff09\nvoid select(List<SpeciesNode> speciesList)\n{\t\t\t\n \/\/\u8ba1\u7b97\u9009\u62e9\u6982\u7387\n calRate(speciesList);\n \n \/\/\u627e\u51fa\u6700\u5927\u9002\u5e94\u5ea6\u7269\u79cd\n float talentFitness=Float.MAX_VALUE;\n SpeciesNode talentSpecies=null;\n for(SpeciesNode species : speciesList)\n {\n if(species.fitness < talentFitness)\n {\n talentFitness = species.fitness;\n talentSpecies = species;\n }\n }\n\n \/\/\u5c06\u6700\u5927\u9002\u5e94\u5ea6\u7269\u79cd\u590d\u5236talentNum\u4e2a\n List<SpeciesNode> newSpeciesList=new ArrayList<SpeciesNode>();\n int talentNum = (int)(speciesList.size() * tp); \/\/tp:\u590d\u5236\u6bd4\u91cd\n for(int i=1;i<=talentNum;i++)\n {\n \/\/\u590d\u5236\u7269\u79cd\u81f3\u65b0\u8868\n SpeciesNode newSpecies=talentSpecies.clone();\n newSpeciesList.add(newSpecies);\n }\n\n \/\/\u8f6e\u76d8\u8d4cspeciesList.speciesNum-talentNum\u6b21\n int roundNum=speciesList.size()-talentNum;\n for(int i=1;i<=roundNum;i++)\n {\n \/\/\u4ea7\u751f0-1\u7684\u6982\u7387\n float rate=(float)Math.random();\n for(SpeciesNode species : speciesList)\n {\n if(species == talentSpecies || rate > species.rate) \/\/\u7cbe\u82f1\u7269\u79cd\u6216\u672a\u9009\u4e2d\uff0c\u8df3\u8fc7\n rate=rate-species.rate;\n else \/\/\u8be5\u7269\u79cd\u5728\u672c\u6b21\u8f6e\u8d4c\u4e2d\u9009\u4e2d\n {\n SpeciesNode newSpecies=species.clone();\n newSpeciesList.add(newSpecies);\t\t\n break;\n }\n }\t\t\n }\n\n speciesList = newSpeciesList;\n}<\/pre>\n\n\n\n\u4ea4\u53c9\u7b97\u5b50<\/h3>\n\n\n\n
\u4ea4\u53c9\u662f\u5bf9\u79cd\u7fa4\u5185\u4e24\u7269\u79cd\u7684\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u88c1\u526a\u7ec4\u5408\u7684\u64cd\u4f5c\uff0c\u4e00\u822c\u4ee5\u4e00\u5b9a\u6982\u7387\u6267\u884c\uff0c\u800c\u4e0d\u662f\u6bcf\u6b21\u90fd\u6267\u884c\u3002\u7269\u79cd\u7684\u914d\u5bf9\u9009\u53d6\u6700\u597d\u968f\u673a\uff0c\u800c\u4e0d\u89811\u548c2\u914d\u5bf9\uff0c3\u548c4\u914d\u5bf9\uff08\u56e0\u4e3a\u5728\u4f7f\u7528\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u65f6\u5f88\u53ef\u80fd\u662f\u8fde\u7eed\u8ffd\u52a0\u8fdb\u79cd\u7fa4\u7684\uff0c\u8fd9\u6837\u76f8\u5f53\u4e8e\u8fd1\u4eb2\u7e41\u6b96\uff0c\u5f88\u96be\u64e6\u51fa\u706b\u82b1\u5373\u4ea7\u751f\u8def\u7ebf\u957f\u5ea6\u6bd4\u53cc\u4eb2\u90fd\u77ed\u7684\u540e\u4ee3\u57fa\u56e0\uff09\u3002\u90a3\u4e48\u53cc\u4eb2\u7684\u57fa\u56e0\u5e8f\u5217\u4e4b\u95f4\u5177\u4f53\u600e\u4e48\u4ea4\u53c9\u5462\uff1f<\/p>\n\n\n\n
\u7531\u4e8e\u7269\u79cd\u57fa\u56e0\u7684\u7f16\u7801\u5f62\u5f0f\u662f\u4ee5\u201c\u57ce\u5e02\u7f16\u53f7\u201d\u4e3a\u5143\u7d20\u7684\uff0c\u5728\u5b9e\u73b0\u4ea4\u53c9\u64cd\u4f5c\u65f6\u9996\u5148\u4efb\u9009\u4e00\u4e2a\u4f4d\u7f6e\u4f5c\u4e3a\u8d77\u70b9\uff0c\u4ea4\u6362\u4e24\u4e2a\u7269\u79cd\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u3002\u4f46\u9700\u6ce8\u610f\u7684\u662f\uff0c\u4ea4\u53c9\u540e\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u53ef\u80fd\u4e0e\u7269\u79cd\u7684\u524d\u534a\u6bb5\u57fa\u56e0\u91cd\u590d\uff0c\u6545\u800c\u8fd8\u9700\u8fdb\u884c\u57fa\u56e0\u51b2\u7a81\u5904\u7406\uff0c\u5373\u628a\u7269\u79cd1\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u4e0e\u7269\u79cd2\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\u3002\u4ea4\u53c9\u64cd\u4f5c\u5177\u4f53\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n
\n\n\n\t\u7269\u79cd\u7f16\u53f7<\/th> \u57fa\u56e0\u5e8f\u5217<\/th> \u914d\u5bf9\u5bf9\u8c61<\/th> \u4ea4\u53c9\u70b9\u4f4d\u7f6e<\/th> \u4ea4\u53c9\u7ed3\u679c(\u672a\u53bb\u91cd)<\/th> \u4ea4\u53c9\u7ed3\u679c(\u53bb\u91cd)<\/th>\n<\/tr>\n<\/thead>\n \n\n\t1<\/td> 125 | 367498<\/td> 2<\/td> 3<\/td> 125 | 974681<\/td> 325 | 974681<\/td>\n<\/tr>\n \n\t2<\/td> 325 | 974681<\/td> 1<\/td> 3<\/td> 325 | 367498<\/td> 125 | 367498<\/td>\n<\/tr>\n \n\t3<\/td> 97461 | 3528<\/td> 4<\/td> 5<\/td> 97461 | 4681<\/td> 97325 | 4681<\/td>\n<\/tr>\n \n\t4<\/td> 32597 | 4681<\/td> 3<\/td> 5<\/td> 32597 | 3528<\/td> 46197 | 3528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\u5177\u4f53\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\/\/\u4ea4\u53c9\u64cd\u4f5c\nvoid crossover(List<SpeciesNode> speciesList)\n{\n for(int n=0;n<speciesList.size();n+=2) \/\/\u4e24\u4e24\u914d\u5bf9\n {\n if(n+1 >= speciesList.size()) \/\/\u5df2\u65e0\u53ef\u914d\u5bf9\u7684\u6bcd\u7269\u79cd\uff08\u79cd\u7fa4\u5bb9\u91cf\u4e3a\u5947\u6570\uff09\n break; \/\/\u7ed3\u675f\n \n SpeciesNode fatherSpecies = speciesList.get(n); \/\/\u7236\u7269\u79cd\n SpeciesNode motherSpecies = speciesList.get(n+1); \/\/\u6bcd\u7269\u79cd\n \n \/\/\u4ea4\u53c9\u6982\u7387 pcl < rate < pch\n float rate=(float)Math.random();\n if(rate > Constant.pcl && rate < Constant.pch) \n {\t\t\t\n int crossPosition=rand.nextInt(Constant.CITY_NUM); \/\/\u968f\u673a\u751f\u6210\u4ea4\u53c9\u70b9\n List<Integer> fatherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u7236\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n List<Integer> motherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n \n \/\/\u540e\u534a\u6bb5\u57fa\u56e0\u6328\u4e2a\u4f4d\u7f6e\u8fdb\u884c\u4e92\u6362\n for(int i=crossPosition;i<Constant.CITY_NUM;i++)\n {\n \/\/\u57fa\u56e0\u4e92\u6362\n int gene;\n gene=fatherSpecies.genes[i];\n fatherSpecies.genes[i]=motherSpecies.genes[i];\n motherSpecies.genes[i]=gene;\n \n \/\/\u68c0\u6d4bfatherSpecies.genes[i]\u662f\u5426\u4e0e\u7236\u7269\u79cd\u524d\u534a\u6bb5\u67d0\u4f4d\u7f6e\u57fa\u56e0\u91cd\u590d\uff0c\u82e5\u662f\u5219\u8bb0\u5f55\n for(int j=0;j<crossPosition;j++)\n if(fatherSpecies.genes[i] == fatherSpecies.genes[j])\n fatherDuplicateGenesList.add(j);\n \n \/\/\u6bcd\u7269\u79cd\u540c\u7406\n for(int j=0;j<crossPosition;j++)\n if(motherSpecies.genes[i] == motherSpecies.genes[j])\n motherDuplicateGenesList.add(j);\n }\n \n \/\/\u53bb\u91cd\n for(int k=0;k<fatherDuplicateGenesList.size();k++)\n {\n \/\/\u7236\u3001\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\n int fatherGenePosition = fatherDuplicateGenesList.get(k);\n int motherGenePosition = motherDuplicateGenesList.get(k);\n \n int gene;\n gene=fatherSpecies.genes[fatherGenePosition];\n fatherSpecies.genes[fatherGenePosition]=motherSpecies.genes[motherGenePosition];\n motherSpecies.genes[i]=gene;\n }\n }\n }\n}<\/pre>\n\n\n\n\u53d8\u5f02\u7b97\u5b50<\/h3>\n\n\n\n
\u201c\u53d8\u5f02\u201d\u662f\u8df3\u51fa\u5c40\u90e8\u6700\u4f18\u89e3\u7684\u4e00\u4e2a\u91cd\u8981\u6cd5\u5b9d\uff0c\u662f\u5bf9\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u82e5\u5e72\u53d8\u6362\u7684\u4e00\u79cd\u64cd\u4f5c\uff0c\u4e00\u822c\u6309\u975e\u5e38\u5c0f\u7684\u6982\u7387\u6267\u884c\u3002\u672c\u6587\u91c7\u7528\u7684\u662f\u4e00\u79cd\u5b66\u754c\u666e\u904d\u8ba4\u4e3a\u6548\u679c\u8f83\u597d\u7684\u4e00\u79cd\u53d8\u5f02\u65b9\u5f0f\uff0c\u5373\u968f\u673a\u9009\u53d6\u57fa\u56e0\u5e8f\u5217\u7684\u4e24\u4e2a\u4f4d\u7f6ek\u548cm\uff0c\u9006\u8f6c\u5176k~m\u95f4\u7684\u57ce\u5e02\u7f16\u53f7\uff0c\u5373\u82e5\u73b0\u6709\u7269\u79cd\uff1a\\[{s_i} = ({n_1},{n_2}, \\cdots ,{n_k},{n_{k + 1}}, \\cdots ,{n_{m – 1}},{n_m}, \\cdots ,{n_n})\\]\u968f\u673a\u4ea7\u751f1\u548cn\u4e4b\u95f4\u7684\u4e24\u76f8\u5f02\u6574\u6570k\u548cm\uff0c\u82e5k<m\uff0c\u6267\u884c\u9006\u8f6c\u53d8\u6362\uff0c\u5f97\u5230\u65b0\u7684\u57fa\u56e0\u5e8f\u5217\uff1a\\[{s_j} = ({n_1},{n_2}, \\cdots ,{n_m},{n_{m – 1}}, \\cdots {n_{k + 1}},{n_k}, \\cdots ,{n_n})\\]<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u53d8\u5f02\u64cd\u4f5c\nvoid mutate(List<SpeciesNode> speciesList)\n{\t\n \/\/\u6bcf\u4e00\u7269\u79cd\u5747\u6709\u53d8\u5f02\u7684\u673a\u4f1a,\u4ee5\u6982\u7387pm\u8fdb\u884c\n for(SpeciesNode species : speciesList)\n {\t\t\n float rate=(float)Math.random();\n if(rate < Constant.pm)\n {\n \/\/\u5bfb\u627e\u9006\u8f6c\u7684\u5de6\u53f3\u7aef\u70b9\n Random rand=new Random();\n int left=rand.nextInt(Constant.CITY_NUM);\n int right=rand.nextInt(Constant.CITY_NUM);\n if(left > right)\n {\n int tmp;\n tmp=left;\n left=right;\n right=tmp;\n }\n \n \/\/\u9006\u8f6cleft-right\u4e0b\u6807\u5143\u7d20\n while(left < right)\n {\n int tmp;\n tmp=species.genes[left];\n species.genes[left]=species.genes[right];\n species.genes[right]=tmp;\n\n left++;\n right--;\n }\n }\n }\n}<\/pre>\n\n\n\n\u7ed3\u8bed<\/h3>\n\n\n\n
\u554a~\u7d2f\u6b7b\u4e86\uff0c\u9057\u4f20\u7b97\u6cd5\u6c42\u89e3TSP\u7684\u57fa\u672c\u601d\u60f3\u5dee\u4e0d\u591a\u5c31\u662f\u8fd9\u4e9b\u5566\u3002\u4e0b\u4e00\u7ae0\u5c06\u7ed9\u51faGeneticAlgorithm\u7c7b\u7684\u4e00\u4e2a\u603b\u63a7\u8c03\u7528\u6d41\u7a0b\u3001\u9057\u4f20\u7b97\u6cd5\u7684\u4e00\u4e9b\u5e38\u91cf\u53c2\u6570\u5b9a\u4e49\u53ca\u7b97\u6cd5\u7684\u5b9e\u9645\u8fd0\u884c\u6548\u679c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f15\u8a00 \u4e0a\u4e00\u7ae0\u8bb2\u89e3\u4e86\u9057\u4f20\u7b97\u6cd5\u7684\u57fa\u672c\u601d\u60f3\u4e0e\u5de5\u4f5c\u6d41\u7a0b\uff0c\u6784\u5efa\u4e86\u7269\u79cd\u7c7bSpecies\u53ca\u8bc4\u4ef7\u7269\u79cd\u4f18\u52a3\u7684\u9002\u5e94\u5ea6\u51fd\u6570\u3002\u672c\u7ae0\u53d9\u8ff0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56,46],"tags":[],"_links":{"self":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951"}],"collection":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/comments?post=951"}],"version-history":[{"count":29,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951\/revisions"}],"predecessor-version":[{"id":3173,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951\/revisions\/3173"}],"wp:attachment":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/media?parent=951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/categories?post=951"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/tags?post=951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u4ece\u4e0a\u8868\u5f88\u5bb9\u6613\u770b\u51fa\uff1a\u7269\u79cd2\u56e0\u4e3a\u8def\u7ebf\u8f83\u77ed\u6240\u4ee5\u9002\u5e94\u5ea6\u9ad8\uff0c\u8fdb\u800c\u7ecf\u8fc74\u6b21\u8f6e\u8d4c\u76f4\u63a5\u88ab\u9009\u4e2d\u4e862\u6b21\uff0c\u800c\u8f83\u6b21\u7684\u7269\u79cd1\u88ab\u9009\u4e2d\u4e861\u6b21\uff0c\u7269\u79cd3\u867d\u7136\u9002\u5e94\u5ea6\u6bd4\u7269\u79cd4\u9ad8\uff0c\u4f46\u7531\u4e8e\u7b97\u6cd5\u7684\u968f\u673a\u6027\u5e76\u6ca1\u6709\u88ab\u9009\u4e0a\uff0c\u800c\u662f\u7269\u79cd4\u201c\u4fa5\u5e78\u201d\u88ab\u9009\u4e0a\u4e86\u3002\u6240\u4ee5\u65b0\u7684\u79cd\u7fa4\u5e94\u8be5\u662f\u8fd9\u6837\u7684\uff1a\u4e00\u4e2a\u7269\u79cd1\u3001\u4e24\u4e2a\u7269\u79cd2\u548c\u4e00\u4e2a\u7269\u79cd4\uff0c\u5373\u79cd\u7fa4\u57fa\u56e0\u4e3a\uff1a125367498\u3001325974681\u3001325974681\u548c974613528\u3002<\/p>\n\n\n\n
4<\/strong> \u7cbe\u82f1\u4fdd\u7559\u7b56\u7565<\/h4>\n\n\n\n\u8fd9\u91cc\u6211\u4eec\u4e0d\u96be\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\uff1a\u5018\u82e5\u7269\u79cd2\u7684\u9009\u4e2d\u6982\u7387\u6ca1\u670951.54%\u90a3\u4e48\u9ad8\uff0c\u800c\u662f\u7a0d\u4f4e\u4e00\u4e9b\uff08\u4fdd\u8bc1\u4ecd\u662f\u79cd\u7fa4\u4e2d\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u7269\u79cd\uff09\uff0c\u90a3\u4e48\u8fd9\u65f6\u5b83\u53c2\u4e0e\u8f6e\u8d4c\u88ab\u9009\u4e2d\u7684\u6b21\u6570\u5c31\u96be\u8bf4\u67092\u6b21\u4e86\uff0c\u800c\u5f88\u53ef\u80fd\u591a\u591a\u5730\u8ba9\u90a3\u4e9b\u8d44\u8d28\u73b0\u5728\u5e76\u975e\u5f88\u597d\u7684\u7269\u79cd1\u30013\u30014\u9057\u4f20\u5230\u4e86\u4e0b\u4e00\u4ee3\u3002\u4f46\u7269\u79cd2\u4ecd\u662f\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u7cbe\u82f1\u7269\u79cd\u554a\uff01\u8ba9\u5b83\u6000\u624d\u4e0d\u9047\uff0c\u6700\u540e\u843d\u5f97\u4e2a\u6ca7\u6d77\u9057\u73e0\u4e4b\u61be\uff0c\u7684\u786e\u6709\u5931\u516c\u5e73\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u8fd9\u65f6\uff0c\u6211\u4eec\u52a0\u5165\u4e00\u4e2a\u201c\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u201d\uff0c\u5373\u5e76\u975e\u6240\u6709\u7269\u79cd\u5747\u53c2\u4e0e\u8d4c\u8f6e\uff0c\u800c\u662f\u5728\u8f6e\u8d4c\u4e4b\u524d\uff0c\u5148\u9009\u51fa\u9002\u5e94\u5ea6\u6700\u9ad8\u7684\u90a3\u4e2a\u7269\u79cd\uff0c\u590d\u5236\u82e5\u5e72\u4e2a\u540e\u63d0\u524d\u8fdb\u5165\u4e0b\u4e00\u4ee3\uff0c\u63a5\u7740\u518d\u8ba9\u5269\u4f59\u7684\u7269\u79cd\u53c2\u4e0e\u8d4c\u8f6e\u8fdb\u5165\u4e0b\u4e00\u4ee3\uff0c\u6700\u7ec8\u4e24\u90e8\u5206\u5408\u6210\u4e00\u4e2a\u65b0\u79cd\u7fa4\u3002\u8fd9\u6837\u907f\u514d\u4e86\u56e0\u4e3a\u6982\u7387\u539f\u56e0\uff0c\u4f7f\u5f97\u4f18\u79c0\u7269\u79cd\u6ca7\u6d77\u9057\u73e0\u7684\u60c5\u51b5\u53d1\u751f\uff0c\u4f46\u8fd9\u6837\u505a\u4e5f\u5bb9\u6613\u9677\u5165\u5c40\u90e8\u6700\u4f18\uff0c\u6240\u4ee5\u591a\u5c11\u4e2a\u7cbe\u82f1\u8fd9\u4e2a\u53c2\u6570\u5c31\u9700\u8981\u4e0d\u65ad\u5730\u8c03\u6574\u4e86\uff0c\u636e\u4e00\u4e9b\u7814\u7a76\u7ecf\u9a8c\u6765\u770b\uff0c\u4e00\u822c\u590d\u52361\/4\u6548\u679c\u662f\u6bd4\u8f83\u597d\u7684\u3002<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u6574\u4e2a\u9009\u62e9\u7b97\u5b50\u7684\u5b9e\u73b0\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u9009\u62e9\u4f18\u79c0\u7269\u79cd\uff08\u8f6e\u76d8\u8d4c\uff09\nvoid select(List<SpeciesNode> speciesList)\n{\t\t\t\n \/\/\u8ba1\u7b97\u9009\u62e9\u6982\u7387\n calRate(speciesList);\n \n \/\/\u627e\u51fa\u6700\u5927\u9002\u5e94\u5ea6\u7269\u79cd\n float talentFitness=Float.MAX_VALUE;\n SpeciesNode talentSpecies=null;\n for(SpeciesNode species : speciesList)\n {\n if(species.fitness < talentFitness)\n {\n talentFitness = species.fitness;\n talentSpecies = species;\n }\n }\n\n \/\/\u5c06\u6700\u5927\u9002\u5e94\u5ea6\u7269\u79cd\u590d\u5236talentNum\u4e2a\n List<SpeciesNode> newSpeciesList=new ArrayList<SpeciesNode>();\n int talentNum = (int)(speciesList.size() * tp); \/\/tp:\u590d\u5236\u6bd4\u91cd\n for(int i=1;i<=talentNum;i++)\n {\n \/\/\u590d\u5236\u7269\u79cd\u81f3\u65b0\u8868\n SpeciesNode newSpecies=talentSpecies.clone();\n newSpeciesList.add(newSpecies);\n }\n\n \/\/\u8f6e\u76d8\u8d4cspeciesList.speciesNum-talentNum\u6b21\n int roundNum=speciesList.size()-talentNum;\n for(int i=1;i<=roundNum;i++)\n {\n \/\/\u4ea7\u751f0-1\u7684\u6982\u7387\n float rate=(float)Math.random();\n for(SpeciesNode species : speciesList)\n {\n if(species == talentSpecies || rate > species.rate) \/\/\u7cbe\u82f1\u7269\u79cd\u6216\u672a\u9009\u4e2d\uff0c\u8df3\u8fc7\n rate=rate-species.rate;\n else \/\/\u8be5\u7269\u79cd\u5728\u672c\u6b21\u8f6e\u8d4c\u4e2d\u9009\u4e2d\n {\n SpeciesNode newSpecies=species.clone();\n newSpeciesList.add(newSpecies);\t\t\n break;\n }\n }\t\t\n }\n\n speciesList = newSpeciesList;\n}<\/pre>\n\n\n\n\u4ea4\u53c9\u7b97\u5b50<\/h3>\n\n\n\n
\u4ea4\u53c9\u662f\u5bf9\u79cd\u7fa4\u5185\u4e24\u7269\u79cd\u7684\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u88c1\u526a\u7ec4\u5408\u7684\u64cd\u4f5c\uff0c\u4e00\u822c\u4ee5\u4e00\u5b9a\u6982\u7387\u6267\u884c\uff0c\u800c\u4e0d\u662f\u6bcf\u6b21\u90fd\u6267\u884c\u3002\u7269\u79cd\u7684\u914d\u5bf9\u9009\u53d6\u6700\u597d\u968f\u673a\uff0c\u800c\u4e0d\u89811\u548c2\u914d\u5bf9\uff0c3\u548c4\u914d\u5bf9\uff08\u56e0\u4e3a\u5728\u4f7f\u7528\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u65f6\u5f88\u53ef\u80fd\u662f\u8fde\u7eed\u8ffd\u52a0\u8fdb\u79cd\u7fa4\u7684\uff0c\u8fd9\u6837\u76f8\u5f53\u4e8e\u8fd1\u4eb2\u7e41\u6b96\uff0c\u5f88\u96be\u64e6\u51fa\u706b\u82b1\u5373\u4ea7\u751f\u8def\u7ebf\u957f\u5ea6\u6bd4\u53cc\u4eb2\u90fd\u77ed\u7684\u540e\u4ee3\u57fa\u56e0\uff09\u3002\u90a3\u4e48\u53cc\u4eb2\u7684\u57fa\u56e0\u5e8f\u5217\u4e4b\u95f4\u5177\u4f53\u600e\u4e48\u4ea4\u53c9\u5462\uff1f<\/p>\n\n\n\n
\u7531\u4e8e\u7269\u79cd\u57fa\u56e0\u7684\u7f16\u7801\u5f62\u5f0f\u662f\u4ee5\u201c\u57ce\u5e02\u7f16\u53f7\u201d\u4e3a\u5143\u7d20\u7684\uff0c\u5728\u5b9e\u73b0\u4ea4\u53c9\u64cd\u4f5c\u65f6\u9996\u5148\u4efb\u9009\u4e00\u4e2a\u4f4d\u7f6e\u4f5c\u4e3a\u8d77\u70b9\uff0c\u4ea4\u6362\u4e24\u4e2a\u7269\u79cd\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u3002\u4f46\u9700\u6ce8\u610f\u7684\u662f\uff0c\u4ea4\u53c9\u540e\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u53ef\u80fd\u4e0e\u7269\u79cd\u7684\u524d\u534a\u6bb5\u57fa\u56e0\u91cd\u590d\uff0c\u6545\u800c\u8fd8\u9700\u8fdb\u884c\u57fa\u56e0\u51b2\u7a81\u5904\u7406\uff0c\u5373\u628a\u7269\u79cd1\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u4e0e\u7269\u79cd2\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\u3002\u4ea4\u53c9\u64cd\u4f5c\u5177\u4f53\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n
\n\n\n\t\u7269\u79cd\u7f16\u53f7<\/th> \u57fa\u56e0\u5e8f\u5217<\/th> \u914d\u5bf9\u5bf9\u8c61<\/th> \u4ea4\u53c9\u70b9\u4f4d\u7f6e<\/th> \u4ea4\u53c9\u7ed3\u679c(\u672a\u53bb\u91cd)<\/th> \u4ea4\u53c9\u7ed3\u679c(\u53bb\u91cd)<\/th>\n<\/tr>\n<\/thead>\n \n\n\t1<\/td> 125 | 367498<\/td> 2<\/td> 3<\/td> 125 | 974681<\/td> 325 | 974681<\/td>\n<\/tr>\n \n\t2<\/td> 325 | 974681<\/td> 1<\/td> 3<\/td> 325 | 367498<\/td> 125 | 367498<\/td>\n<\/tr>\n \n\t3<\/td> 97461 | 3528<\/td> 4<\/td> 5<\/td> 97461 | 4681<\/td> 97325 | 4681<\/td>\n<\/tr>\n \n\t4<\/td> 32597 | 4681<\/td> 3<\/td> 5<\/td> 32597 | 3528<\/td> 46197 | 3528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\u5177\u4f53\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\/\/\u4ea4\u53c9\u64cd\u4f5c\nvoid crossover(List<SpeciesNode> speciesList)\n{\n for(int n=0;n<speciesList.size();n+=2) \/\/\u4e24\u4e24\u914d\u5bf9\n {\n if(n+1 >= speciesList.size()) \/\/\u5df2\u65e0\u53ef\u914d\u5bf9\u7684\u6bcd\u7269\u79cd\uff08\u79cd\u7fa4\u5bb9\u91cf\u4e3a\u5947\u6570\uff09\n break; \/\/\u7ed3\u675f\n \n SpeciesNode fatherSpecies = speciesList.get(n); \/\/\u7236\u7269\u79cd\n SpeciesNode motherSpecies = speciesList.get(n+1); \/\/\u6bcd\u7269\u79cd\n \n \/\/\u4ea4\u53c9\u6982\u7387 pcl < rate < pch\n float rate=(float)Math.random();\n if(rate > Constant.pcl && rate < Constant.pch) \n {\t\t\t\n int crossPosition=rand.nextInt(Constant.CITY_NUM); \/\/\u968f\u673a\u751f\u6210\u4ea4\u53c9\u70b9\n List<Integer> fatherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u7236\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n List<Integer> motherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n \n \/\/\u540e\u534a\u6bb5\u57fa\u56e0\u6328\u4e2a\u4f4d\u7f6e\u8fdb\u884c\u4e92\u6362\n for(int i=crossPosition;i<Constant.CITY_NUM;i++)\n {\n \/\/\u57fa\u56e0\u4e92\u6362\n int gene;\n gene=fatherSpecies.genes[i];\n fatherSpecies.genes[i]=motherSpecies.genes[i];\n motherSpecies.genes[i]=gene;\n \n \/\/\u68c0\u6d4bfatherSpecies.genes[i]\u662f\u5426\u4e0e\u7236\u7269\u79cd\u524d\u534a\u6bb5\u67d0\u4f4d\u7f6e\u57fa\u56e0\u91cd\u590d\uff0c\u82e5\u662f\u5219\u8bb0\u5f55\n for(int j=0;j<crossPosition;j++)\n if(fatherSpecies.genes[i] == fatherSpecies.genes[j])\n fatherDuplicateGenesList.add(j);\n \n \/\/\u6bcd\u7269\u79cd\u540c\u7406\n for(int j=0;j<crossPosition;j++)\n if(motherSpecies.genes[i] == motherSpecies.genes[j])\n motherDuplicateGenesList.add(j);\n }\n \n \/\/\u53bb\u91cd\n for(int k=0;k<fatherDuplicateGenesList.size();k++)\n {\n \/\/\u7236\u3001\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\n int fatherGenePosition = fatherDuplicateGenesList.get(k);\n int motherGenePosition = motherDuplicateGenesList.get(k);\n \n int gene;\n gene=fatherSpecies.genes[fatherGenePosition];\n fatherSpecies.genes[fatherGenePosition]=motherSpecies.genes[motherGenePosition];\n motherSpecies.genes[i]=gene;\n }\n }\n }\n}<\/pre>\n\n\n\n\u53d8\u5f02\u7b97\u5b50<\/h3>\n\n\n\n
\u201c\u53d8\u5f02\u201d\u662f\u8df3\u51fa\u5c40\u90e8\u6700\u4f18\u89e3\u7684\u4e00\u4e2a\u91cd\u8981\u6cd5\u5b9d\uff0c\u662f\u5bf9\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u82e5\u5e72\u53d8\u6362\u7684\u4e00\u79cd\u64cd\u4f5c\uff0c\u4e00\u822c\u6309\u975e\u5e38\u5c0f\u7684\u6982\u7387\u6267\u884c\u3002\u672c\u6587\u91c7\u7528\u7684\u662f\u4e00\u79cd\u5b66\u754c\u666e\u904d\u8ba4\u4e3a\u6548\u679c\u8f83\u597d\u7684\u4e00\u79cd\u53d8\u5f02\u65b9\u5f0f\uff0c\u5373\u968f\u673a\u9009\u53d6\u57fa\u56e0\u5e8f\u5217\u7684\u4e24\u4e2a\u4f4d\u7f6ek\u548cm\uff0c\u9006\u8f6c\u5176k~m\u95f4\u7684\u57ce\u5e02\u7f16\u53f7\uff0c\u5373\u82e5\u73b0\u6709\u7269\u79cd\uff1a\\[{s_i} = ({n_1},{n_2}, \\cdots ,{n_k},{n_{k + 1}}, \\cdots ,{n_{m – 1}},{n_m}, \\cdots ,{n_n})\\]\u968f\u673a\u4ea7\u751f1\u548cn\u4e4b\u95f4\u7684\u4e24\u76f8\u5f02\u6574\u6570k\u548cm\uff0c\u82e5k<m\uff0c\u6267\u884c\u9006\u8f6c\u53d8\u6362\uff0c\u5f97\u5230\u65b0\u7684\u57fa\u56e0\u5e8f\u5217\uff1a\\[{s_j} = ({n_1},{n_2}, \\cdots ,{n_m},{n_{m – 1}}, \\cdots {n_{k + 1}},{n_k}, \\cdots ,{n_n})\\]<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u53d8\u5f02\u64cd\u4f5c\nvoid mutate(List<SpeciesNode> speciesList)\n{\t\n \/\/\u6bcf\u4e00\u7269\u79cd\u5747\u6709\u53d8\u5f02\u7684\u673a\u4f1a,\u4ee5\u6982\u7387pm\u8fdb\u884c\n for(SpeciesNode species : speciesList)\n {\t\t\n float rate=(float)Math.random();\n if(rate < Constant.pm)\n {\n \/\/\u5bfb\u627e\u9006\u8f6c\u7684\u5de6\u53f3\u7aef\u70b9\n Random rand=new Random();\n int left=rand.nextInt(Constant.CITY_NUM);\n int right=rand.nextInt(Constant.CITY_NUM);\n if(left > right)\n {\n int tmp;\n tmp=left;\n left=right;\n right=tmp;\n }\n \n \/\/\u9006\u8f6cleft-right\u4e0b\u6807\u5143\u7d20\n while(left < right)\n {\n int tmp;\n tmp=species.genes[left];\n species.genes[left]=species.genes[right];\n species.genes[right]=tmp;\n\n left++;\n right--;\n }\n }\n }\n}<\/pre>\n\n\n\n\u7ed3\u8bed<\/h3>\n\n\n\n
\u554a~\u7d2f\u6b7b\u4e86\uff0c\u9057\u4f20\u7b97\u6cd5\u6c42\u89e3TSP\u7684\u57fa\u672c\u601d\u60f3\u5dee\u4e0d\u591a\u5c31\u662f\u8fd9\u4e9b\u5566\u3002\u4e0b\u4e00\u7ae0\u5c06\u7ed9\u51faGeneticAlgorithm\u7c7b\u7684\u4e00\u4e2a\u603b\u63a7\u8c03\u7528\u6d41\u7a0b\u3001\u9057\u4f20\u7b97\u6cd5\u7684\u4e00\u4e9b\u5e38\u91cf\u53c2\u6570\u5b9a\u4e49\u53ca\u7b97\u6cd5\u7684\u5b9e\u9645\u8fd0\u884c\u6548\u679c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f15\u8a00 \u4e0a\u4e00\u7ae0\u8bb2\u89e3\u4e86\u9057\u4f20\u7b97\u6cd5\u7684\u57fa\u672c\u601d\u60f3\u4e0e\u5de5\u4f5c\u6d41\u7a0b\uff0c\u6784\u5efa\u4e86\u7269\u79cd\u7c7bSpecies\u53ca\u8bc4\u4ef7\u7269\u79cd\u4f18\u52a3\u7684\u9002\u5e94\u5ea6\u51fd\u6570\u3002\u672c\u7ae0\u53d9\u8ff0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56,46],"tags":[],"_links":{"self":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951"}],"collection":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/comments?post=951"}],"version-history":[{"count":29,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951\/revisions"}],"predecessor-version":[{"id":3173,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/posts\/951\/revisions\/3173"}],"wp:attachment":[{"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/media?parent=951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/categories?post=951"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yaochenkun.site\/index.php\/wp-json\/wp\/v2\/tags?post=951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u4ea4\u53c9\u7b97\u5b50<\/h3>\n\n\n\n
\u4ea4\u53c9\u662f\u5bf9\u79cd\u7fa4\u5185\u4e24\u7269\u79cd\u7684\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u88c1\u526a\u7ec4\u5408\u7684\u64cd\u4f5c\uff0c\u4e00\u822c\u4ee5\u4e00\u5b9a\u6982\u7387\u6267\u884c\uff0c\u800c\u4e0d\u662f\u6bcf\u6b21\u90fd\u6267\u884c\u3002\u7269\u79cd\u7684\u914d\u5bf9\u9009\u53d6\u6700\u597d\u968f\u673a\uff0c\u800c\u4e0d\u89811\u548c2\u914d\u5bf9\uff0c3\u548c4\u914d\u5bf9\uff08\u56e0\u4e3a\u5728\u4f7f\u7528\u7cbe\u82f1\u4fdd\u7559\u7b56\u7565\u65f6\u5f88\u53ef\u80fd\u662f\u8fde\u7eed\u8ffd\u52a0\u8fdb\u79cd\u7fa4\u7684\uff0c\u8fd9\u6837\u76f8\u5f53\u4e8e\u8fd1\u4eb2\u7e41\u6b96\uff0c\u5f88\u96be\u64e6\u51fa\u706b\u82b1\u5373\u4ea7\u751f\u8def\u7ebf\u957f\u5ea6\u6bd4\u53cc\u4eb2\u90fd\u77ed\u7684\u540e\u4ee3\u57fa\u56e0\uff09\u3002\u90a3\u4e48\u53cc\u4eb2\u7684\u57fa\u56e0\u5e8f\u5217\u4e4b\u95f4\u5177\u4f53\u600e\u4e48\u4ea4\u53c9\u5462\uff1f<\/p>\n\n\n\n
\u7531\u4e8e\u7269\u79cd\u57fa\u56e0\u7684\u7f16\u7801\u5f62\u5f0f\u662f\u4ee5\u201c\u57ce\u5e02\u7f16\u53f7\u201d\u4e3a\u5143\u7d20\u7684\uff0c\u5728\u5b9e\u73b0\u4ea4\u53c9\u64cd\u4f5c\u65f6\u9996\u5148\u4efb\u9009\u4e00\u4e2a\u4f4d\u7f6e\u4f5c\u4e3a\u8d77\u70b9\uff0c\u4ea4\u6362\u4e24\u4e2a\u7269\u79cd\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u3002\u4f46\u9700\u6ce8\u610f\u7684\u662f\uff0c\u4ea4\u53c9\u540e\u7684\u540e\u534a\u6bb5\u57fa\u56e0\u53ef\u80fd\u4e0e\u7269\u79cd\u7684\u524d\u534a\u6bb5\u57fa\u56e0\u91cd\u590d\uff0c\u6545\u800c\u8fd8\u9700\u8fdb\u884c\u57fa\u56e0\u51b2\u7a81\u5904\u7406\uff0c\u5373\u628a\u7269\u79cd1\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u4e0e\u7269\u79cd2\u6240\u6709\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\u3002\u4ea4\u53c9\u64cd\u4f5c\u5177\u4f53\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n
\u5177\u4f53\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\/\/\u4ea4\u53c9\u64cd\u4f5c\nvoid crossover(List<SpeciesNode> speciesList)\n{\n for(int n=0;n<speciesList.size();n+=2) \/\/\u4e24\u4e24\u914d\u5bf9\n {\n if(n+1 >= speciesList.size()) \/\/\u5df2\u65e0\u53ef\u914d\u5bf9\u7684\u6bcd\u7269\u79cd\uff08\u79cd\u7fa4\u5bb9\u91cf\u4e3a\u5947\u6570\uff09\n break; \/\/\u7ed3\u675f\n \n SpeciesNode fatherSpecies = speciesList.get(n); \/\/\u7236\u7269\u79cd\n SpeciesNode motherSpecies = speciesList.get(n+1); \/\/\u6bcd\u7269\u79cd\n \n \/\/\u4ea4\u53c9\u6982\u7387 pcl < rate < pch\n float rate=(float)Math.random();\n if(rate > Constant.pcl && rate < Constant.pch) \n {\t\t\t\n int crossPosition=rand.nextInt(Constant.CITY_NUM); \/\/\u968f\u673a\u751f\u6210\u4ea4\u53c9\u70b9\n List<Integer> fatherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u7236\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n List<Integer> motherDuplicateGenesList = new ArrayList<Integer>(); \/\/ \u5b58\u50a8\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u6240\u6709\u91cd\u590d\u57fa\u56e0\u7684\u4f4d\u7f6e\n \n \/\/\u540e\u534a\u6bb5\u57fa\u56e0\u6328\u4e2a\u4f4d\u7f6e\u8fdb\u884c\u4e92\u6362\n for(int i=crossPosition;i<Constant.CITY_NUM;i++)\n {\n \/\/\u57fa\u56e0\u4e92\u6362\n int gene;\n gene=fatherSpecies.genes[i];\n fatherSpecies.genes[i]=motherSpecies.genes[i];\n motherSpecies.genes[i]=gene;\n \n \/\/\u68c0\u6d4bfatherSpecies.genes[i]\u662f\u5426\u4e0e\u7236\u7269\u79cd\u524d\u534a\u6bb5\u67d0\u4f4d\u7f6e\u57fa\u56e0\u91cd\u590d\uff0c\u82e5\u662f\u5219\u8bb0\u5f55\n for(int j=0;j<crossPosition;j++)\n if(fatherSpecies.genes[i] == fatherSpecies.genes[j])\n fatherDuplicateGenesList.add(j);\n \n \/\/\u6bcd\u7269\u79cd\u540c\u7406\n for(int j=0;j<crossPosition;j++)\n if(motherSpecies.genes[i] == motherSpecies.genes[j])\n motherDuplicateGenesList.add(j);\n }\n \n \/\/\u53bb\u91cd\n for(int k=0;k<fatherDuplicateGenesList.size();k++)\n {\n \/\/\u7236\u3001\u6bcd\u7269\u79cd\u524d\u534a\u6bb5\u91cd\u590d\u7684\u57fa\u56e0\u5bf9\u5e94\u4ea4\u6362\n int fatherGenePosition = fatherDuplicateGenesList.get(k);\n int motherGenePosition = motherDuplicateGenesList.get(k);\n \n int gene;\n gene=fatherSpecies.genes[fatherGenePosition];\n fatherSpecies.genes[fatherGenePosition]=motherSpecies.genes[motherGenePosition];\n motherSpecies.genes[i]=gene;\n }\n }\n }\n}<\/pre>\n\n\n\n\u53d8\u5f02\u7b97\u5b50<\/h3>\n\n\n\n
\u201c\u53d8\u5f02\u201d\u662f\u8df3\u51fa\u5c40\u90e8\u6700\u4f18\u89e3\u7684\u4e00\u4e2a\u91cd\u8981\u6cd5\u5b9d\uff0c\u662f\u5bf9\u57fa\u56e0\u5e8f\u5217\u8fdb\u884c\u82e5\u5e72\u53d8\u6362\u7684\u4e00\u79cd\u64cd\u4f5c\uff0c\u4e00\u822c\u6309\u975e\u5e38\u5c0f\u7684\u6982\u7387\u6267\u884c\u3002\u672c\u6587\u91c7\u7528\u7684\u662f\u4e00\u79cd\u5b66\u754c\u666e\u904d\u8ba4\u4e3a\u6548\u679c\u8f83\u597d\u7684\u4e00\u79cd\u53d8\u5f02\u65b9\u5f0f\uff0c\u5373\u968f\u673a\u9009\u53d6\u57fa\u56e0\u5e8f\u5217\u7684\u4e24\u4e2a\u4f4d\u7f6ek\u548cm\uff0c\u9006\u8f6c\u5176k~m\u95f4\u7684\u57ce\u5e02\u7f16\u53f7\uff0c\u5373\u82e5\u73b0\u6709\u7269\u79cd\uff1a\\[{s_i} = ({n_1},{n_2}, \\cdots ,{n_k},{n_{k + 1}}, \\cdots ,{n_{m – 1}},{n_m}, \\cdots ,{n_n})\\]\u968f\u673a\u4ea7\u751f1\u548cn\u4e4b\u95f4\u7684\u4e24\u76f8\u5f02\u6574\u6570k\u548cm\uff0c\u82e5k<m\uff0c\u6267\u884c\u9006\u8f6c\u53d8\u6362\uff0c\u5f97\u5230\u65b0\u7684\u57fa\u56e0\u5e8f\u5217\uff1a\\[{s_j} = ({n_1},{n_2}, \\cdots ,{n_m},{n_{m – 1}}, \\cdots {n_{k + 1}},{n_k}, \\cdots ,{n_n})\\]<\/p>\n\n\n\n
\u4e0b\u9762\u662f\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\/\/\u53d8\u5f02\u64cd\u4f5c\nvoid mutate(List<SpeciesNode> speciesList)\n{\t\n \/\/\u6bcf\u4e00\u7269\u79cd\u5747\u6709\u53d8\u5f02\u7684\u673a\u4f1a,\u4ee5\u6982\u7387pm\u8fdb\u884c\n for(SpeciesNode species : speciesList)\n {\t\t\n float rate=(float)Math.random();\n if(rate < Constant.pm)\n {\n \/\/\u5bfb\u627e\u9006\u8f6c\u7684\u5de6\u53f3\u7aef\u70b9\n Random rand=new Random();\n int left=rand.nextInt(Constant.CITY_NUM);\n int right=rand.nextInt(Constant.CITY_NUM);\n if(left > right)\n {\n int tmp;\n tmp=left;\n left=right;\n right=tmp;\n }\n \n \/\/\u9006\u8f6cleft-right\u4e0b\u6807\u5143\u7d20\n while(left < right)\n {\n int tmp;\n tmp=species.genes[left];\n species.genes[left]=species.genes[right];\n species.genes[right]=tmp;\n\n left++;\n right--;\n }\n }\n }\n}<\/pre>\n\n\n\n\u7ed3\u8bed<\/h3>\n\n\n\n
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