947 search results - page 157 / 190 » Discrete Geometry |
77
Voted
ISBI
2008
IEEE
15 years 10 months ago
2008
IEEE
Reconstruction algorithms for Optical Diffuse Tomography (ODT) rely heavily on fast and accurate forward models. Arbitrary geometries and boundary conditions need to be handled ri...
133
click to vote
EUROGRAPHICS
2010
Eurographics
15 years 6 months ago
2010
Eurographics
We present a real-time algorithm for rendering translucent objects of arbitrary shapes. We approximate the scattering of light inside the objects using the diffusion equation, whi...
ISBI
2006
IEEE
15 years 3 months ago
2006
IEEE
We compare various popular methods available for projection and backprojection in CT. Assuming linear rays and a simple density integration along them, we consider both line- and ...
IMR
2004
Springer
15 years 3 months ago
2004
Springer
In this paper, we propose a robust isotropic tetrahedral mesh generation method. An advancing front method is employed to control local mesh density and to easily preserve the ori...
IMR
2004
Springer
15 years 3 months ago
2004
Springer
This paper presents a generic approach to mesh global optimization via node movement, based on a discrete graph-theoretic model. Mesh is considered as an electric system with lump...