31 search results - page 6 / 7 » Piecewise Linear Approximation of Signed Distance Fields |
CVPR
2004
IEEE
14 years 7 months ago
2004
IEEE
In this paper a method for fitting open surfaces to an unorganized set of data points is presented using a level set representation of the surface. This is done by tracking a curv...
ICIP
2010
IEEE
13 years 3 months ago
2010
IEEE
Osteoporosis is a bone disease characterized by a reduction in bone mass, resulting in an increased risk of fractures. To diagnose the osteoporosis accurately, bone mineral densit...
ICPR
2010
IEEE
13 years 3 months ago
2010
IEEE
Bone mineral density (BMD) measurements and fracture analysis of the spine bones are restricted to the Vertebral bodies (VBs). In this paper, we propose a novel 3D shape based met...
PG
2007
IEEE
13 years 11 months ago
2007
IEEE
We describe a new algorithm for the visualisation of implicit algebraic curves, which isolates the singular points, compute the topological degree around these points in order to ...
CAD
2007
Springer
13 years 5 months ago
2007
Springer
This paper describes a novel algorithm to extract surface meshes directly from implicitly represented heterogeneous models made of different constituent materials. Our approach ca...