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关于train loss下降,而valid loss上升的问题 #23

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BeauDing opened this issue Nov 24, 2021 · 0 comments
Open

关于train loss下降,而valid loss上升的问题 #23

BeauDing opened this issue Nov 24, 2021 · 0 comments

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@BeauDing
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谢谢您的开源工作!
我在复现过程中参考了您的代码。关于数据集的设置,train:valid:test的划分是700:150:150,每个video随机抽取100帧。
但是在二分类的过程中,出现了train loss下降,valid loss上升的问题。
请问这样的数据抽取方式是导致问题的原因吗?还是说在抽取数据集时有其他的trick?
我认为训练集与验证集数据分布不同可能会导致这种情况,是这个样子吗?如果是,应该如何修正呢?

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