403 search results - page 29 / 81 » Statistics of natural image distortions |
ICPR
2000
IEEE
14 years 2 months ago
2000
IEEE
In this paper, fractal transforms are employed with the aim of image recognition. It is known that such transforms are highly sensitive to distortions like a small shift of an ima...
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
We present a hybrid approach to image watermarking that exploits results from both information theory and perceptual studies. Towards this purpose we use a waterfilling-type algor...
ICIP
2004
IEEE
14 years 11 months ago
2004
IEEE
Compound images contain a mixture of natural images, text, and graphics. They need special care in the use of compression because text and graphics cannot withstand the significan...
ICCV
1998
IEEE
15 years 1 days ago
1998
IEEE
We devise a statistical framework for edge detection by performing a statistical analysis of zero crossings of the second derivative of an image. This analysis enables us to estim...
ICASSP
2007
IEEE
14 years 4 months ago
2007
IEEE
In this work, a novel sub-pixel interpolation algorithm is proposed for video coders targeted towards high resolution and high fidelity use cases. Proposed scheme is based on adap...