Comments (1)
后来改过代码,导致2个数据里面字段重复了,所以会有_x和_y的后缀,你可以在join前处理一下
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Related Issues (10)
- 平滑问题 HOT 3
- 代码讲解链接失效
- id 类特征重编码后 为什么 效果和 one hot相当? HOT 4
- 为什么线下训练集是以第七天为的样本instance_id 和提出来的所有特征群做左连接,这样不是空的么? HOT 1
- 问一下,pdf中说用最后一天数据提取特征训练最后一天样本会造成数据穿越,但是这部分过拟合特征是删除了么,文中未提及 HOT 1
- 特征重要性 HOT 1
- 数据集链接失效,能否给一份新的链接,谢谢! HOT 4
- 请教一下,为什么类目特征全部使用LabelEncoder? HOT 1
- next_diff等之后的特征,实际线上预测的时候是拿不到这类数据的,这里为什么可以用? HOT 1
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