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cs.CV2026
When Low CER is Not Enough: An Analysis of Hallucinations in Vision-Language OCR Systems on Historical Uruguayan Documents
Marina Gardella, Camilo Mari{ñ}o, Camilo Mariño +5
Optical Character Recognition (OCR) is a key component in the digitization of historical archives. Recently, Vision-Language Models (VLMs) have emerged as strong alternatives to tr…
cs.CV2026
CHROMA: Detecting AI-Generated Images through Inter-Channel Color-Space Correlations
Juan Pablo Sotelo, Marina Gardella, Pablo Musé
The rapid adoption of diffusion and large-scale generative models has made it increasingly challenging to distinguish synthetic imagery from real photographs. While automated detec…