977 search results - page 59 / 196 » Secret image sharing |
116
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IPL
2000
15 years 3 months ago
2000
Visual cryptography is a cryptographic paradigm introduced by Naor and Shamir [Lecture Notes in Comput. Sci., Vol. 950, Springer, Berlin, 1995, p. 1]. Some predefined set of parti...
135
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ICIP
2005
IEEE
16 years 5 months ago
2005
IEEE
We present an asymmetric watermarking method for copyright protection that uses different matrix operations to embed and extract a watermark. It allows for the public release of a...
139
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CARDIS
2006
Springer
15 years 7 months ago
2006
Springer
We propose a protocol that can be used between an RFID tag and a reader to exchange a secret without performing any expensive computation. Similarly to the famous blocker tag sugge...
121
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SIGGRAPH
1997
ACM
15 years 8 months ago
1997
ACM
We present the two-user Responsive Workbench: a projectionbased virtual reality system that allows two people to simultaneously view individual stereoscopic image pairs from their...
132
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EUROGRAPHICS
2010
Eurographics
15 years 5 months ago
2010
Eurographics
Image matting aims at extracting foreground elements from an image by means of color and opacity (alpha) estimation. While a lot of progress has been made in recent years on impro...