Jay Roxis

> I do not think it's an error, criterion_identity is a mse loss in pixel-level, it is hard to minimize the loss(because of unpair images). The **G_BA** maps domain B...

Hi, The original PINN uses two optimizers, Adam for initial optimization since it is generally more stable, and later use second order optimizer LBFGS for finetuning to reach higher accuracy.

I am not aware of that the change of parentheses would result in a change in the result. Did you fix the random seed to test out whether it is...