27 search results - page 4 / 6 » Efficient clustering and visibility calculation for global i... |
CGF
1999
13 years 7 months ago
1999
The calculation of radiant energy balance in complex scenes has been made possible by hierarchical radiosity methods based on clustering mechanisms. Although clustering offers an ...
CGF
2004
13 years 7 months ago
2004
This paper presents a general variance reduction method that is a quasi-optimal combination of correlated and importance sampling. The weights of the combination are selected auto...
TOG
2008
13 years 7 months ago
2008
Previous research has shown that a global multiple scattering simulation is needed to achieve physically realistic renderings of hair, particularly light-colored hair with low abs...
IMAGING
2001
13 years 9 months ago
2001
The ultimate in color reproduction is a display that can produce arbitrary spectral content over a 300-800 nm range with 1 arc-minute resolution in a full spherical hologram. Alth...
PG
1999
IEEE
14 years 19 hour ago
1999
IEEE
Using object clusters for hierarchical radiosity greatly improves the efficiency and thus usability of radiosity computations. By eliminating the quadratic starting phase very lar...