日志
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CH3 无监督学习与预处理
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主啊 2021-7-23 16:44
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#3.3预处理与缩放 import matplotlib.pyplot as plt import mglearn plt.rcParams = "gray" mglearn.plots.plot_scaling() plt.show() from sklearn.datasets import load_breast_cancer from sklearn.model_selection import train_test_split cancer = load_breast_canc ...
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个人分类: python机器学习|96 次阅读|0 个评论
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第二章 监督学习
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主啊 2021-7-9 10:41
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# 不同 n_neighbors 值得 k 临近模型的决策边界 import matplotlib.pyplot as plt import mglearn from sklearn.neighbors import KNeighborsClassifier from sklearn.model_selection import train_test_split x,y = mglearn.datasets.make_forge() x_train,x_test,y_tr ...
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个人分类: python机器学习|113 次阅读|0 个评论