"Blind" indicates that the AI does not need to know how the image was damaged (e.g., whether it suffers from low resolution, compression artifacts, motion blur, or physical scratches). It fixes the image regardless of the degradation source.
GPEN is one of several leading face restoration models. Here is how the 2048 model generally compares to other popular options like GFPGAN and CodeFormer: gpen-bfr-2048.pth
Most face restoration models (like the original GPEN or GFPGAN) operate at 512px or 1024px. While those are good for social media thumbnails, they fall apart when you try to print the image or zoom in. "Blind" indicates that the AI does not need
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