sklean中交叉检验和混淆矩阵

''' 今天学习到的东西，、 很重要 ''' #cross_validation from sklearn import cross_validation x_train,x_test,y_train,x_test=cross_validation.train_test_split(x,y,test_size=0.25, random_state=0,stratify=y) #学习器cl cros

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