PG
2007
IEEE
14 years 5 months ago
2007
IEEE
Minkowski sum is a fundamental operation in many geometric applications, including robotics, penetration depth estimation, solid modeling, and virtual prototyping. However, due to...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
The craft of papercutting is part of the folk art traditions of cultures all over the world. From the point of view of computer graphics, papercutting can be seen as a method of c...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
Interactive animation systems often use a level-of-detail (LOD) control to reduce the computational cost by eliminating unperceivable details of the scene. Most methods employ a m...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
This paper presents a novel PRT-based method that uses precomputed visibility cuts for interactive relighting with all-frequency environment maps and arbitrary dynamic BRDFs. Our ...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
We formulate contour correspondence as a Quadratic Assignment Problem (QAP), incorporating proximity information. By maintaining the neighborhood relation between points this way,...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
A fundamental challenge for existing shadow map based algorithms is dealing with partially illuminated surfaces. A conventional shadow map built with a pinhole camera only determi...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
We describe a new, analytic approximation to the airlight integral from scattering media whose density is modeled as a sum of Gaussians. The approximation supports real-time rende...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
Articulated body animation with smooth skin deformation is an important topic in computer graphics. This paper presents a pipeline that extends articulated body deformation to the...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
We complete and bring together two pairs of surface constructions that use polynomial pieces of degree (3,3) to associate a smooth surface with a mesh. The two pairs complement ea...
PG
2007
IEEE
14 years 5 months ago
2007
IEEE
We consider the problem of generating a map between two triangulated meshes, M and M’, with arbitrary and possibly differing genus. This problem has rarely been tackled in its g...