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SI3D
2003
ACM
15 years 11 months ago
Shear-image order ray casting volume rendering
This paper describes shear-image order ray casting, a new method for volume rendering. This method renders sampled data in three dimensions with image quality equivalent to the be...
Yin Wu, Vishal Bhatia, Hugh C. Lauer, Larry Seiler
SIGGRAPH
2000
ACM
15 years 10 months ago
Illuminating micro geometry based on precomputed visibility
Many researchers have been arguing that geometry, bump maps, and BRDFs present a hierarchy of detail that should be exploited for efficient rendering purposes. In practice howeve...
Wolfgang Heidrich, Katja Daubert, Jan Kautz, Hans-...
SI3D
1999
ACM
15 years 10 months ago
Haptic sculpting of dynamic surfaces
Conventional free-form surface design usually require tedious control-point manipulation and/or painstaking constraint specification via unnatural mouse-based interfaces. This pa...
Frank Dachille, Hong Qin, Arie E. Kaufman, Jihad E...
TOG
2008
127views more  TOG 2008»
15 years 6 months ago
Freeform surfaces from single curved panels
Motivated by applications in architecture and manufacturing, we discuss the problem of covering a freeform surface by single curved panels. This leads to the new concept of semi-d...
Helmut Pottmann, Alexander Schiftner, Pengbo Bo, H...
CHI
2002
ACM
16 years 6 months ago
A tangible interface for organizing information using a grid
The task of organizing information is typically performed either by physically manipulating note cards or sticky notes or by arranging icons on a computer with a graphical user in...
Robert J. K. Jacob, Hiroshi Ishii, Gian Pangaro, J...