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关于U-net训练 #25

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crownlaurel opened this issue Dec 18, 2023 · 3 comments
Open

关于U-net训练 #25

crownlaurel opened this issue Dec 18, 2023 · 3 comments

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@crownlaurel
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crownlaurel commented Dec 18, 2023 •
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您好，我这边训练80次，大概900张图片。但是最终loss降低至250左右，acc约1%，您可以为我解答一下为什么acc这么低吗？
@duanshengliu
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1、检查一下标注的分割图片的数值是否只有{0， 255}二个类别
2、尝试调整学习率，更低一些？

@crownlaurel
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crownlaurel commented Dec 19, 2023 •
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1、检查一下标注的分割图片的数值是否只有{0， 255}二个类别 2、尝试调整学习率，更低一些？

image
1702966485582

感谢您的回复，我都是提前先将图片按照512*512的格式进行，您说的学习率调整是调整哪一部分？

@wu-ze-lin
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你好，请问可否分享一下您的
数据集

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@duanshengliu @wu-ze-lin @crownlaurel