| Primary task |
Restores degraded faces using a learned facial prior. Evaluate its output for both clarity and resemblance.
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Restores degraded faces using a learned facial prior. Evaluate its output for both clarity and resemblance.
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| Identity trade-off |
Offers a fidelity-quality trade-off in implementations that expose its fidelity weight; compare settings rather than assuming the sharpest is best.
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Can produce an appealing reconstruction, but the inferred details still need checking against the source face.
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| Perceived finish |
May be useful when you want to balance visible restoration against changes to facial characteristics.
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Often worth testing when a smooth, immediately polished portrait is the goal.
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| Very weak input |
Cannot verify missing eyes, mouth details, or expression from an unreadable source; inspect any reconstructed features critically.
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Faces the same evidence limit; a convincing reconstruction should not be mistaken for recovered historical detail.
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| Non-face damage |
A face-focused result does not by itself repair scratches, backgrounds, or every defect in a scanned print.
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A face-focused result likewise needs separate work for damage outside the facial region.
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| First migration test |
If GFPGAN looks too altered, compare a CodeFormer output against the original for recognizable features.
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If CodeFormer looks less finished than you need, compare a GFPGAN output at your intended viewing size.
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| Decision criterion |
Keep it when the subject remains recognizable and the overall photograph still feels coherent.
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Keep it when the improved appearance outweighs any changes you can see in identity or expression.
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