You could scale your noise with a standard deviation smaller than 1 to add less noise:
std = 0.1
noise = torch.randn(opt.batchsize, 3, opt.imagesize, opt.imagesize) * std
You could scale your noise with a standard deviation smaller than 1 to add less noise:
std = 0.1
noise = torch.randn(opt.batchsize, 3, opt.imagesize, opt.imagesize) * std