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screen-detection

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Detects whether an image is a real photo or a photo of a screen. No deep learning — 76 FFT/moiré features (pixel-grid aliasing, refresh banding, glare) into gradient-boosted trees, trained on real recaptures. 94.7% grouped 5-fold CV, ~0.5s per 12MP image on CPU. Flask web demo included.

  • Updated Jul 2, 2026
  • Python

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