1390 search results - page 208 / 278 » Computing the depth of a flat |
CGF
2008
14 years 10 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...
GIS
2006
ACM
14 years 9 months ago
2006
ACM
Currently, most of the operations performed for the construction of marine charts are still done manually. However, with the development of more and more powerful techniques, new ...
JEI
2007
14 years 9 months ago
2007
Window-based correlation algorithms are widely used for stereo matching due to their computational efficiency as compared to global algorithms. In this paper, a multiple window co...
CGF
2004
14 years 9 months ago
2004
Rapid, visual understanding of volumetric datasets is a crucial outcome of a good volume rendering application, but few current volume rendering systems deliver this result. Our g...
JCSS
1998
14 years 9 months ago
1998
We show that all sets that are complete for NP under non-uniform AC0 reductions are isomorphic under non-uniform AC0-computable isomorphisms. Furthermore, these sets remain NP-com...