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GMP
2006
IEEE
127views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Finding All Undercut-Free Parting Directions for Extrusions
For molding and casting processes, geometries that have undercut-free parting directions (UFPDs) are preferred for manufacturing. Identifying all UFPDs for arbitrary geometries at ...
Xiaorui Chen, Sara McMains
GMP
2006
IEEE
161views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Tracking Point-Curve Critical Distances
This paper presents a novel approach to continuously and robustly tracking critical (geometrically, perpendicular and/or extremal) distances from a moving plane point p ∈ R2 to a...
Xianming Chen, Elaine Cohen, Richard F. Riesenfeld
GMP
2006
IEEE
113views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Matrix Based Subdivision Depth Computation for Extra-Ordinary Catmull-Clark Subdivision Surface Patches
Abstract. A new subdivision depth computation technique for extraordinary Catmull-Clark subdivision surface (CCSS) patches is presented. The new technique improves a previous techn...
Gang Chen, Fuhua (Frank) Cheng
GMP
2006
IEEE
102views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Representing Topological Structures Using Cell-Chains
Abstract. A new topological representation of surfaces in higher dimensions, “cell-chains” is developed. The representation is a generalization of Brisson’s cell-tuple data s...
David E. Cardoze, Gary L. Miller, Todd Phillips
GMP
2006
IEEE
130views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Minimal Mean-Curvature-Variation Surfaces and Their Applications in Surface Modeling
Physical based and geometric based variational techniques for surface construction have been shown to be advanced methods for designing high quality surfaces in the fields of CAD ...
Guoliang Xu, Qin Zhang
GMP
2006
IEEE
120views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Straightest Paths on Meshes by Cutting Planes
Geodesic paths and distances on meshes are used for many applications such as parameterization, remeshing, mesh segmentation, and simulations of natural phenomena. Noble works to c...
Sungyeol Lee, Joonhee Han, Haeyoung Lee
GMP
2006
IEEE
126views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Interactive Face-Replacements for Modeling Detailed Shapes
In this paper, we present a method that allows novice users to interactively create partially self-similar manifold surfaces without relying on shape grammars or fractal methods. ...
Eric Landreneau, Ergun Akleman, John Keyser
GMP
2006
IEEE
108views Solid Modeling» more  GMP 2006»
13 years 11 months ago
Voxelization of Free-Form Solids Represented by Catmull-Clark Subdivision Surfaces
A voxelization technique and its applications for objects with arbitrary topology are presented. It converts a free-form object from its continuous geometric representation into a ...
Shuhua Lai, Fuhua (Frank) Cheng
GMP
2006
IEEE
114views Solid Modeling» more  GMP 2006»
13 years 11 months ago
A Step Towards Automated Design of Side Actions in Injection Molding of Complex Parts
Side actions contribute to mold cost by resulting in an additional manufacturing and assembly cost as well as by increasing the molding cycle time. Therefore, generating shapes of ...
Ashis Gopal Banerjee, Satyandra K. Gupta
GMP
2006
IEEE
13 years 11 months ago
Subdivision Termination Criteria in Subdivision Multivariate Solvers
Abstract. The need for robust solutions for sets of non-linear multivariate constraints or equations needs no motivation. Subdivision-based multivariate constraint solvers [1–3] ...
Iddo Hanniel, Gershon Elber