generated from LufsX/Experiment-LogReg
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@@ -76,7 +76,14 @@ def load_data(filepath):
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- np.array: 特征数据。
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- np.array: 标签数据。
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"""
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data = np.loadtxt(filepath, delimiter=',', dtype=float, skiprows=1)
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# 使用 np.genfromtxt 来处理缺失值
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data = np.genfromtxt(filepath, delimiter=',', dtype=float, skip_header=1,
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filling_values=np.nan, # 用 NaN 填充缺失值
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missing_values='?') # 将问号识别为缺失值
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# 处理缺失值(例如将 NaN 替换为 0 或者其他值)
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data = np.nan_to_num(data, nan=0.0) # 将 NaN 替换为 0.0
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X = data[:, :-1] # 所有列,除了最后一列
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y = data[:, -1] # 最后一列作为标签
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return X, y
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