Sciweavers

SMI
2010
IEEE
159views Image Analysis» more  SMI 2010»
13 years 10 months ago
X-maps: An Efficient Model for Non-manifold Modeling
Abstract--Many representation schemes have been proposed to deal with non-manifold and mixed dimensionalities objects. A majority of those models are based on incidence graphs and ...
David Cazier, Pierre Kraemer
SMI
2010
IEEE
165views Image Analysis» more  SMI 2010»
13 years 10 months ago
Designing a Topological Modeler Kernel: A Rule-Based Approach
In this article, we present a rule-based language dedicated to topological operations, based on graph transformations. Generalized maps are described as a particular class of graph...
Thomas Bellet, Mathieu Poudret, Agnès Arnou...
SMI
2010
IEEE
183views Image Analysis» more  SMI 2010»
13 years 10 months ago
Shape Defined Panoramas
Panoramic projections are often defined by the geometric surfaces used to derive the projections' equations (e.g., spherical and cylindrical panoramas). The parameterization o...
John Brosz, Faramarz Samavati
SMI
2010
IEEE
218views Image Analysis» more  SMI 2010»
13 years 10 months ago
A Benchmark for 3D Mesh Watermarking
This paper presents a benchmarking system for the evaluation of robust mesh watermarking methods. The proposed benchmark has three different components: a "standard" mesh...
Kai Wang, Guillaume Lavoué, Florence Denis,...
SMI
2010
IEEE
152views Image Analysis» more  SMI 2010»
13 years 10 months ago
Direct-Product Volumetric Parameterization of Handlebodies via Harmonic Fields
—Volumetric parameterization plays an important role for geometric modeling. Due to the complicated topological nature of volumes, it is much more challenging than the surface ca...
Jiazhi Xia, Ying He 0001, Xiaotian Yin, Shuchu Han...
SMI
2010
IEEE
173views Image Analysis» more  SMI 2010»
13 years 10 months ago
Point Cloud Skeletons via Laplacian Based Contraction
—We present an algorithm for curve skeleton extraction via Laplacian-based contraction. Our algorithm can be applied to surfaces with boundaries, polygon soups, and point clouds....
Junjie Cao, Andrea Tagliasacchi, Matt Olson, Hao Z...
SMI
2010
IEEE
208views Image Analysis» more  SMI 2010»
13 years 10 months ago
Local Constraint-Based General Surface Deformation
—This paper develops a framework for locally deforming either a parametric surface or hierarchical subdivision surface to match a set of positional and energy minimizing constrai...
Richard Pusch, Faramarz Samavati
SMI
2010
IEEE
228views Image Analysis» more  SMI 2010»
13 years 10 months ago
Hierarchical Spline Approximation of the Signed Distance Function
We present a method to compute the medial axis of a smooth curve or surface by using PHT-spline (polynomial splines over hierarchical T-meshes) hierarchical approximation. In part...
Xinghua Song, Bert Jüttler, Adrien Poteaux
SMI
2010
IEEE
167views Image Analysis» more  SMI 2010»
13 years 10 months ago
RBF Dipole Surface Evolution
—The level set method can implement a wide variety of shape modeling operations (e.g. offsetting, skeletonization, morphing, blending, smoothing, sharpening, embossing, denoising...
Yuntao Jia, Xinlai Ni, Eric Lorimer, Michael Mulla...
SMI
2010
IEEE
188views Image Analysis» more  SMI 2010»
13 years 10 months ago
Sharp Feature Detection in Point Clouds
—This paper presents a new technique for detecting sharp features on point-sampled geometry. Sharp features of different nature and possessing angles varying from obtuse to acute...
Christopher Weber, Stefanie Hahmann, Hans Hagen