from sklearn.preprocessing import label_binarize
label_binarize(y, *, classes, neg_label=0, pos_label=1, sparse_output=False)
- Parameters(参数)
y : array-like
要编码的整数数据或多标签数据序列
classes : array-like of shape (n_classes,)
np.arange(c)
neg_label : int, default=0