Visual cryptography for gray-level images by dithering techniques

DOI10.1016/S0167-8655(02)00259-3zbMath1053.68117MaRDI QIDQ4421049

Wen-Hsiang Tsai, Chang-Chou Lin

Publication date: 19 August 2003

Published in: Pattern Recognition Letters (Search for Journal in Brave)

zbMATH Keywords

WatermarkingSecret sharingVisual cryptographyDithering

Mathematics Subject Classification ID

Computing methodologies for image processing (68U10) Data encryption (aspects in computer science) (68P25)

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