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做三分类的时候，肝脏的还可以，但是肿瘤的分割DICE特别特别低，有什么办法解决吗 #26

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zhangzherui123 opened this issue Jan 15, 2022 · 2 comments

zhangzherui123 commented Jan 15, 2022

No description provided.

jielingao commented Jan 18, 2022

样本不均衡引起了，先用focalloss试一下

White1Scorpion commented Jul 5, 2023

@jielingao 你好，你是focal loss试过了吗，效果怎么样啊，该怎么修改啊？

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