277 search results - page 27 / 56 » Illumination Distribution from Shadows |
PG
2007
IEEE
15 years 3 months ago
2007
IEEE
We describe a new, analytic approximation to the airlight integral from scattering media whose density is modeled as a sum of Gaussians. The approximation supports real-time rende...
ISBI
2006
IEEE
15 years 3 months ago
2006
IEEE
This contribution describes a novel non-contact fluorescence optical tomography scheme which utilizes multiple area illumination patterns, to reduce the illposedness of the inver...
ICPR
2002
IEEE
15 years 10 months ago
2002
IEEE
For many years, object tracking in images has suffered from the problems of occlusions and illumination effects. In order to resolve occlusion problems, we have been proposing the...
CVPR
2004
IEEE
15 years 11 months ago
2004
IEEE
The appearance of surface texture as it varies with angular changes of view and illumination is becoming an increasingly important research topic. The bidirectional texture functi...
SIBGRAPI
2006
IEEE
15 years 3 months ago
2006
IEEE
This paper addresses the problem of foreground extraction using active illumination and graph-cut optimization. Our approach starts by detecting image regions that are likely to b...