SSIM loss 3D, 1 channel

[ramdhan1989]

Hi,
Can I use SSIM loss for 3D with 1 channel data?

thanks

[KumoLiu]

Sure, yes.
https://github.com/Project-MONAI/MONAI/blob/abe2e3151e77fdbcad68268111aaabf1e73c3dbe/monai/losses/ssim_loss.py#L116-L124