day10決策樹和隨機森林實踐

     10.1   注：左半邊爲欠擬合，右半邊過擬合，，此圖的主要目的是告訴我們如何調參。  #!/usr/bin/python # -*- coding:utf-8 -*- import numpy as np import matplotlib.pyplot as plt import matplotlib as mpl from sklearn import tree from skl

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