Arturas Kriukovas

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Over the last decade we faced expansion of digital imagining technologies. This expansion enabled effortless modification of digital images – leading us to face new threats and challenges on image authentication. Watermarking methods provide solution to global image authentication – at a price of introducing additional changes to the original image. Limited(More)
In this paper robust image authentication integrated with semi-fragile pixel-wise tamper localization is analyzed. A new pixel-wise transformation robust to blurring/sharpening while fragile to all other image processing operations is proposed. A new method featuring binary and percentage measures with novel ability to integrate human opinion for image(More)
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