232 search results - page 43 / 47 » Halftoning and Color Noise |
CGF
2008
13 years 8 months ago
2008
We present a new method for rapidly computing shadows from semi-transparent objects like hair. Our deep opacity maps method extends the concept of opacity shadow maps by using a d...
JSAC
2008
13 years 8 months ago
2008
Abstract--We address several inter-related aspects of underwater network design within the context of a cross-layer approach. We first highlight the impact of key characteristics o...
PAMI
2008
13 years 8 months ago
2008
In many computer vision systems, it is assumed that the image brightness of a point directly reflects the scene radiance of the point. However, the assumption does not hold in mos...
TIFS
2008
13 years 8 months ago
2008
The various image-processing stages in a digital camera pipeline leave telltale footprints, which can be exploited as forensic signatures. These footprints consist of pixel defects...
TSP
2008
13 years 8 months ago
2008
Abstract--We consider the adaptive detection of a signal of interest embedded in colored noise, when the environment is nonhomogeneous, i.e., when the training samples used for ada...