Comments (6)
ArtificialIdoit
commented on September 7, 2024
1
是因为负样本太多，所以去掉了无用信息，一种变相的数据增强？
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buppt
commented on September 7, 2024
1
是因为负样本太多，所以去掉了无用信息，一种变相的数据增强？
是的，其实就是把不包含实体的句子从训练集里删掉了。
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ArtificialIdoit
commented on September 7, 2024
我倒是有个猜测，但是不太敢确定
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ArtificialIdoit
commented on September 7, 2024
是因为负样本太多，所以去掉了无用信息，一种变相的数据增强？
是的，其实就是把不包含实体的句子从训练集里删掉了。
好的，谢谢
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nuass
commented on September 7, 2024
分享下我的经验，在另一个NER项目里确实发现如果不去负样本，召回率会很低。所以去掉不包含实体的句子是必须的。
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ArtificialIdoit
commented on September 7, 2024
分享下我的经验，在另一个NER项目里确实发现如果不去负样本，召回率会很低。所以去掉不包含实体的句子是必须的。
十分感谢，后续有时间我会尝试一下。
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