146 search results - page 7 / 30 » Enhance Performance of Secure Image Using Wavelet Compressio... |
DCC
2000
IEEE
15 years 1 months ago
2000
IEEE
We investigate the task of compressing an image by using different probability models for compressing different regions of the image. In an earlier paper, we introduced a class of...
ICIAP
2001
Springer
15 years 9 months ago
2001
Springer
An algorithm for automatic modelling of wavelet coefficients from context properties is presented. The algorithm is used to implement an image coder, in order to demonstrate its i...
ICIP
2000
IEEE
15 years 11 months ago
2000
IEEE
In many Earth observation missions, a large amount of data is collected by the on-board sensors, and must be transmitted to ground through a channel with limited capacity; in this...
TIP
2002
14 years 9 months ago
2002
Using an array of photo shots, the concentric mosaic offers a quick way to capture and model a realistic three-dimensional (3-D) environment. In this work, we compress the concentr...
ICIP
2009
IEEE
15 years 10 months ago
2009
IEEE
A multiplier-less low complexity reversible integer Karhunen-Lo?ve transform (Low-RKLT) is proposed based on multi-lifting. Conventional methods based on KLT suffer from high comp...