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» On theoretical backgrounds of CAD
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CAD
2006
Springer
13 years 8 months ago
A rational extension of Piegl's method for filling n-sided holes
N-sided hole filling plays an important role in vertex blending. To deal with the case that the corner is surrounded by rational surfaces (i.e. NURBS surfaces), an algorithm to fi...
Yi-Jun Yang, Jun-Hai Yong, Hui Zhang, Jean-Claude ...
CAD
2006
Springer
13 years 8 months ago
Computing minimum distance between two implicit algebraic surfaces
The minimum distance computation problem between two surfaces is very important in many applications such as robotics, CAD/CAM and computer graphics. Given two implicit algebraic ...
Xiao-Diao Chen, Jun-Hai Yong, Guo-Qin Zheng, Jean-...
CAD
2006
Springer
13 years 8 months ago
Meta-ontology for automated information integration of parts libraries
Seamless integration of digital parts libraries or electronic parts catalogs for e-procurement is impeded by semantic heterogeneity. The utilization of ontologies as metadata desc...
Joonmyun Cho, Soonhung Han, Hyun Kim
CAD
2007
Springer
13 years 8 months ago
A spectral approach to shape-based retrieval of articulated 3D models
We present an approach for robust shape retrieval from databases containing articulated 3D models. Each shape is represented by the eigenvectors of an appropriately defined affin...
Varun Jain, Hao Zhang 0002
CAD
2007
Springer
13 years 8 months ago
A B-spline-based approach to heterogeneous objects design and analysis
The recent advancement of solid freeform fabrication, design techniques and fundamental understanding of material properties in functionally graded materials has made it possible ...
Pinghai Yang, Xiaoping Qian