应用分类树模型筛选logistic回归中的交互因素

目的探索自动筛选logistic模型中交互作用因素的方法。方法借助一个实例,说明分层、分类树与lo-gistic模型之间的关系,借助分类树模型自动进行筛选logistic模型中交互作用因素。结果本例分析结果表明,可以应用分类树为logistic模型筛选交互作用因素,并用logistic模型对可能的交互作用因素作最后检验,并通过实例说明应用要点。结论在logistic回归分析中,分类树可以有效地用于自动筛选可能的交互效应因素。

Apply Classification Tree to Automatically Screen Some Potential Interaction Factors in Logistic Regression

ObjectiveExplore to automaticly screen some potential interaction factors in Logistic models.MethodsElucidate the relations among delamination,classification tree and Logistic model by an typical example,apply the classification tree to screen some potential interaction factors.ResultsThe results in this paper show that the classification tree can be used to screen some potential interaction factors,Logistic regression would be performed to do final test.ConclusionIt is avairiablity that the classification tree can be used to screen automaticly some potential interaction factors in Logistic regression analysis