162 search results - page 8 / 33 » A quality prediction model for JPEG2000-based color images |
TIP
2002
13 years 7 months ago
2002
Abstract-- We present a perceptual model for hiding a spreadspectrum watermark of variable amplitude and density in an image. The model takes into account the sensitivity and maski...
ICPR
2004
IEEE
14 years 8 months ago
2004
IEEE
This paper describes a new approach to color image rendering for mixed reality applications. The approach has two steps. The first uses neural network based photometric stereo to ...
IMAGING
2004
13 years 8 months ago
2004
A Bayesian method of generating color correction matrices for digital image sensors is presented. This method was developed for sensors with poor colorimetric quality, and uses st...
IMAGING
2004
13 years 8 months ago
2004
A computer simulation was performed to investigate the optimum combinations of three- and four-chromatic inks in order to maximize the color gamut for halftone printing. A virtual...
ISCAS
2006
IEEE
14 years 1 months ago
2006
IEEE
—In this paper, we address the key problem in real-time video coding, the rate-distortion (R-D) tradeoff. As most video coding applications employ color images, we analyze the R-...