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Python 制作多类对数损失的记分器(来自sklearn.metrics)_Python_Scoring - Fatal编程技术网

Python 制作多类对数损失的记分器(来自sklearn.metrics)

Python 制作多类对数损失的记分器(来自sklearn.metrics),python,scoring,Python,Scoring,我得到了下面的均方根对数误差代码 from sklearn.metrics import make_scorer def rmsele(actual, pred): squared_errors = (np.log(pred + 1) - np.log(actual + 1)) ** 2 mean_squared = np.sum(squared_errors) / len(squared_errors) return np.sqrt(mean_squared) rm

我得到了下面的均方根对数误差代码

from sklearn.metrics import make_scorer

def rmsele(actual, pred):
    squared_errors = (np.log(pred + 1) - np.log(actual + 1)) ** 2
    mean_squared = np.sum(squared_errors) / len(squared_errors)
    return np.sqrt(mean_squared)

rmsele_scorer = make_scorer(rmsele, greater_is_better=False)

我想要一个多类对数损失的。有人能帮忙吗?

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