我试图通过LabelEncoder和OneHotEncoder方法对分类变量进行编码。我的X矩阵由所有带有浮点数的变量组成,而我的Y则由类型为object的变量组成:
X = df.loc[:, df.dtypes == np.float64]
Y = df['VCat']
当我应用我的方法时:
from sklearn.preprocessing import LabelEncoder, OneHotEncoder
labelencoder_Y = LabelEncoder()
Y = labelencoder_Y.fit_transform(Y)
onehotencoder = OneHotEncoder(categorical_features = [0])
Y = onehotencoder.fit_transform(Y).toarray()
出去 :
TypeError: '<' not supported between instances of 'str' and 'float'
感谢帮助
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