Sciweavers

3005 search results - page 484 / 601
» Computational geometry for sculpture
Sort
View
VISUALIZATION
1998
IEEE
14 years 2 months ago
Interactive ray tracing for isosurface rendering
We show that it is feasible to perform interactive isosurfacing of very large rectilinear datasets with brute-force ray tracing on a conventional (distributed) shared-memory multi...
Steven G. Parker, Peter Shirley, Yarden Livnat, Ch...
ESA
1998
Springer
108views Algorithms» more  ESA 1998»
14 years 2 months ago
Finding an Optimal Path without Growing the Tree
In this paper, we study a class of optimal path problems with the following phenomenon: The space complexity of the algorithms for reporting the lengths of single-source optimal pa...
Danny Z. Chen, Ovidiu Daescu, Xiaobo Hu, Jinhui Xu
CA
1996
IEEE
14 years 2 months ago
Modeling, Tracking and Interactive Animation of Faces and Heads Using Input from Video
We describe tools that use measurements from video for the extraction of facial modeling and animation parameters, head tracking, and real-time interactive facial animation. These...
Irfan A. Essa, Sumit Basu, Trevor Darrell, Alex Pe...
CVRMED
1997
Springer
14 years 2 months ago
Medical image segmentation using topologically adaptable surfaces
E cient and powerful topologically adaptable deformable surfaces can be created by embedding and de ning discrete deformable surface models in terms of an A ne Cell Decomposition (...
Tim McInerney, Demetri Terzopoulos
SIGGRAPH
1993
ACM
14 years 2 months ago
Leo: a system for cost effective 3D shaded graphics
A physically compact, low cost, high performance 3D graphics accelerator is presented. It supports shaded rendering of triangles and antialiased lines into a double-buffered 24-bi...
Michael F. Deering, Scott R. Nelson