关联规则挖掘算法Apriori的研究改进.pdf

文档介绍：·-9418/2015/09(09)·-1075·-09doi:~.-,王志坚,叶枫,,,南京210016E—mail:******@vip.:+,WANGZhijian。,,YEFeng,,HohaiUniversity,Nanjing211100,,NanjingUniversityofAeronauticsandAstronautics,Nanjing210016,China+Correspondingauthor:E-mail:******@,WANGZhijian,YEFeng,~2015,9(9):1075—:Therearemanyalgorithmsinthefieldofassociationrulemining,themostclassiconeisApriorialgorithm,whichisusedtofindfrequentitemsetsanddiscoveryassociationrulesbetweenprojects,however,theexecutioneffi—,thispaperpresentsanimprovedschemebasedonApriorialgorithm,namedIApriori,whichimprovestheefficiencyofthealgorithmexecutionbyreducingthetimesofscanningdatabase,plexityofcandidateitemsetsandreducingthecalculationamountofthepre—,,the’paredtotheApriorialgorithmKeywords:associationrule;Apriori;ple