@albanD
When I look at the training loss graph, looked like the loss was decreasing.

Although the difference of the loss between each loss is very small…
1st epoch
 72170060.70782048
2st epoch
 72124209.65666279
3st epoch
 72124202.77555539
4st epoch
 72124197.6106462
5st epoch
 72124195.73002665
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