我想计算roc_auc_score,但我得到了跟随错误.
"ValueError: Data is not binary and pos_label is not specified"
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我的代码片段如下:
import numpy as np
from sklearn.metrics import roc_auc_score
y_scores=np.array([ 0.63, 0.53, 0.36, 0.02, 0.70 ,1 , 0.48, 0.46, 0.57])
y_true=np.array(['0', '1', '0', '0', '1', '1', '1', '1', '1'])
roc_auc_score(y_true, y_scores)
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请告诉我它有什么问题.