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请问大神 训练的loss值非常大(eg.1.337e+01)正常吗 #43

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gghao78 opened this issue May 5, 2024 · 4 comments
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@gghao78
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gghao78 commented May 5, 2024

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@gghao78 gghao78 closed this as completed May 5, 2024
@KittenCN
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KittenCN commented May 7, 2024

1个epoch,很正常啊,至少3000-5000个epoch才能相对稳定;而且,你那是1.7329e-01吧。。

@gghao78
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gghao78 commented May 11, 2024

1个epoch,很正常啊,至少3000-5000个epoch才能相对稳定;而且,你那是1.7329e-01吧。。

明白了,谢谢大佬
还有个问题是我发现epoch设置大了后,比如128,256,1024,batch_size为1,这个模型感觉过拟合了,训练的时候loss都很小e-1,e-2,tag和predict几乎都一模一样,但是一到实战来预测最新一期就完全不行了,跟开奖号一个都没重复,然后试了增加几个windows_size依然不行,双色球和大乐透都是这样。。。很困惑,请问大佬这有办法解决嘛,是不该训练太多epoch吗,还是说batch_size需要增大,或者别的参数需要调整,我也不太懂

@KittenCN
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1个epoch,很正常啊,至少3000-5000个epoch才能相对稳定;而且,你那是1.7329e-01吧。。

明白了,谢谢大佬 还有个问题是我发现epoch设置大了后,比如128,256,1024,batch_size为1,这个模型感觉过拟合了,训练的时候loss都很小e-1,e-2,tag和predict几乎都一模一样,但是一到实战来预测最新一期就完全不行了,跟开奖号一个都没重复,然后试了增加几个windows_size依然不行,双色球和大乐透都是这样。。。很困惑,请问大佬这有办法解决嘛,是不该训练太多epoch吗,还是说batch_size需要增大,或者别的参数需要调整,我也不太懂

彩票理论上是近似于完全随机事件,单独通过任何一种算法去预测彩票,都是不可能的。否则的话。我早就发财了...

@gghao78
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gghao78 commented May 12, 2024

好吧谢谢大佬,主要是之前有两次双色球都能中4个红球,后面就不行了,的确是随机的

@KittenCN KittenCN reopened this May 13, 2024
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