51 search results - page 4 / 11 » Split-plane shadow volumes |
EGH
2003
Springer
14 years 21 days ago
2003
Springer
In this paper, we present several optimizations to our previously presented soft shadow volume algorithm. Our optimizations include tighter wedges, heavily optimized pixel shader ...
RT
2001
Springer
13 years 12 months ago
2001
Springer
Opacity shadow maps approximate light transmittance inside a complex volume with a set of planar opacity maps. A volume made of standard primitives (points, lines, and polygons) i...
ICPR
2002
IEEE
14 years 13 days ago
2002
IEEE
In this paper, we propose a new recognition method of lung nodules from X-ray CT images using 3D Markov random field(MRF) models. Pathological shadow candidates are detected by a...
SAC
2008
ACM
13 years 7 months ago
2008
ACM
In many volume visualization applications there is some region of specific interest where we wish to see fine detail - yet we do not want to lose an impression of the overall pict...
VISUALIZATION
2005
IEEE
14 years 1 months ago
2005
IEEE
The size and resolution of volume datasets in science and medicine are increasing at a rate much greater than the resolution of the screens used to view them. This limits the amou...