69 search results - page 4 / 14 » Algebraic visual cryptography scheme for color images |
ICPR
2004
IEEE
14 years 8 months ago
2004
IEEE
We present a new algorithm for color image quantization based on human color perception properties. We construct two kinds of map by analyzing the spatial color distributions to t...
TIP
2002
13 years 7 months ago
2002
Most commercial digital cameras use color filter arrays to sample red, green, and blue colors according to a specific pattern. At the location of each pixel only one color sample i...
WCE
2007
13 years 8 months ago
2007
—Digital watermarking is a technique for protecting intellectual property of digital information. However, when a work is created by multiple authors, digital watermarking may su...
ACCV
2009
Springer
13 years 5 months ago
2009
Springer
Abstract. Multi-view video is a new video application requiring efficient coding algorithm to compress the huge data, while the color variations among different viewpoints deterior...
JCP
2007
13 years 7 months ago
2007
— Integrity of digital documents is a very important issue if they are to be legally binding. Common solutions, like digital signatures or message authentication codes, are based...