101 search results - page 10 / 21 » Extended visual cryptography schemes |
PKC
2009
Springer
15 years 10 months ago
2009
Springer
At Crypto'07, Goyal introduced the concept of Accountable Authority Identity-Based Encryption as a convenient tool to reduce the amount of trust in authorities in Identity-Bas...
WAIFI
2007
Springer
15 years 3 months ago
2007
Springer
Kabastianskii, Krouk and Smeets proposed in 1997 a digital signature scheme based on random error-correcting codes. In this paper we investigate the security and the efficiency of ...
VCIP
2003
14 years 11 months ago
2003
We propose a novel approach that uses disparity-compensated lifting for wavelet compression of light fields. Disparity compensation is incorporated into the lifting structure for...
ICRA
2007
IEEE
15 years 3 months ago
2007
IEEE
— This paper presents an indoor human localization system for the visually impaired. A prototype portable device has been implemented, consisting of a pedometer and a standard wh...
HIP
2005
Springer
15 years 3 months ago
2005
Springer
In this paper, we propose a new class of Human Interactive Proofs (HIPs) that allow a human to distinguish one computer from another. Unlike traditional HIPs, where the computer is...