sklearn 模型评估

原文链接

http://d0evi1.com/sklearn/model_evaluation/

预测值:pred

真实值:y_test

 

直接用平均值

mean(pred == y_test)

 

准确得分

from sklearn.metrics import accuracy_score

accuracy_score(pred, y_test)

accuracy_score(pred, y_test, normalize=False)

 

混淆矩阵

from sklearn.metrics import confusion_matrix

confusion_matrix(pred, y_test)

 

 

汉明
from sklearn.metrics import hamming_loss

hamming_loss(pred, y_test)

转载于:https://www.cnblogs.com/hichens/p/11536090.html

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