49 search results - page 4 / 10 » Hybrid approach for Image Encryption Using SCAN Patterns and... |
CVPR
2010
IEEE
14 years 4 months ago
2010
IEEE
We present an imaging framework to acquire 3D surface scans at ultra high-resolutions (exceeding 600 samples per mm2 ). Our approach couples a standard structured-light setup and ...
JDCTA
2010
13 years 3 months ago
2010
In visual cryptography, the secret can be any written text, graphical representation, or picture. This technique, some time called visual secret sharing (VSS), allows visual infor...
ICPR
2004
IEEE
14 years 9 months ago
2004
IEEE
The accuracy of a 3D reconstruction using laser scanners is significantly determined by the detection of the laser stripe. Since the energy pattern of such a stripe corresponds to...
PR
2008
13 years 8 months ago
2008
3D modelling finds a wide range of applications in industry. However, due to the presence of surface scanning noise, accumulative registration errors, and improper data fusion, re...
TMM
2002
13 years 8 months ago
2002
In this paper a hybrid fractal and Discrete Cosine transform (DCT) coder is developed. Drawing on the ability of DCT to remove inter-pixel redundancies and on the ability of fracta...