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4.3-4.4 预剪枝问题 #12

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byraid218 opened this issue Oct 18, 2024 · 0 comments
Open

4.3-4.4 预剪枝问题 #12

byraid218 opened this issue Oct 18, 2024 · 0 comments

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@byraid218
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这里实现的预剪枝，似乎是在决策树建成之后才进行的。书中定义的预剪枝应该是需要在建树的时候剪枝，能够加快建树的效率。如果过建成之后再剪枝的话，结果是一样的，但是效率会降低。改的话，直接把预剪枝的判断移到建树的地方就行了。
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@byraid218