logistic回归法是用来干嘛的
时间: 2023-10-10 13:13:26 浏览: 50
logistic回归法是一种用于解决分类问题的统计分析方法。它是通过将线性回归模型与逻辑函数相结合,将输入变量映射到一个概率输出,并根据这个概率输出进行分类预测。具体来说,logistic回归法常用于解决二元分类问题,也可以通过一种叫做"一对多"的分类算法来解决多类别分类问题。 回归分析是确定两种或两种以上变量间相互依赖的定量关系的一种统计分析方法,而logistic回归法则是在回归分析的基础上应用逻辑函数,用于分类问题的解决。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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