134 search results - page 14 / 27 » Data hiding using trellis coded quantization |
SP
2007
IEEE
14 years 1 months ago
2007
IEEE
The integrity of kernel code and data is fundamental to the integrity of the computer system. Tampering with the kernel data is an attractive venue for rootkit writers since malic...
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
We combine multiple description (MD) quantization, entropy coding, and data partitioning to improve the error resiliency of images over varying packet loss channels. Our proposed ...
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
In a variety of applications (including automatic target recognition) image classification algorithms operate on compressed image data. This paper explores the design of optimal t...
TCSV
2011
13 years 2 months ago
2011
In this paper, we explore the impact of frame rate and quantization on perceptual quality of a video. We propose to use the product of a spatial quality factor that assesses the q...
SGP
2007
13 years 9 months ago
2007
We present two methods for lossy compression of normal vectors through quantization using "base" polyhedra. The first revisits subdivision-based quantization. The second...