确定特征评分阈值[随机森林]

Question

现在，我用随机森林方法对加速度计、重力和线加速度传感器的特性进行评分。评分结果如下：

Out[145]:
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在这里，我想问的是如何根据分数来确定哪些特征对分类结果有显著影响。你知道吗

Answer 1

简而言之，你不能。这只是给您排序，现在您可以修剪它们并检查一些验证集-它如何增加（或不增加）泛化能力。你知道吗