edsr checkerboarding issues

sanghyun-son / EDSR-PyTorch

PyTorch version of the paper 'Enhanced Deep Residual Networks for Single Image Super-Resolution' (CVPRW 2017)

MIT License

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Closed makslevental closed 4 years ago

makslevental commented 4 years ago

how did you deal with checkerboarding? all of your trained models show checkerboarding

original

upscale 4x

makslevental commented 4 years ago

actually the issue was that i wasn't passing in uint8 but floats. it's interesting to me though that this brought out checkerboarding

a-sansanwal commented 4 years ago

@makslevental can you elaborate on your fix ?

makslevental commented 4 years ago

@a-sansanwal rescale the pixels to [0,255]