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Utilz

Collection of helper Python, PyTorch functions:

Mean & std:

  • mean_std.py: Computing mean and std of train dataset per channels. #PyTorch

Converting:

  • Tensor >> Numpy >> Image. #Pytorch
  • RGB << >> YCbCr. #Python

Normalizing:

  • Normalizing 4-dim or 3-dim tensor to [0, 1] , [0, 255], [-1, 1]

Metrics:

  • PSNR: Computing Peak Signal-to-Noise Ratio between images(sightly different from matlab version). #python
  • SSIM: Measuring the structural similarity between images(same as Matlab). #Python
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