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TitleDescriptionSubjectDate
1 Graph-based approach for solving geometric constraint problemsThis dissertation presents a new graph representation for constraint problems based on the notion of degrees of freedom and valencies. Any geometric primitive ( point, line, circle, plane, etc.) possess an intrinsic degree of freedom in its embedding space. Constraints reduce the degrees of freedom ...computers; geometric constraint problems; graph1996-05
2 Scientific visualization for finite element analysis data setsThe research is focused on developing new techniques for visualizing FEA data sets. In this thesis, new parallel volume rendering algorithms are outlined to speed up scalar field visualization. Strreamlines, streamribbons and streamtubes are the most fundamental tools for exploring vector field data...finite element analysis; FEA; computers; algorithms1996-08
3 Shape recovery of volume data with deformable B-spline modelsThe research described in this dissertation explores a new technique for shape recovery with deformable models using B-spline surfaces.b-spline surfaces; computers1996-08
4 TWEAK: A three-dimensional toolkit and modeling system using snapping and constraintsThe goal of this thesis is to provide a simple and intuitive user interface to a three-dimensional (3D) Computer Aided Design system. The interactive modeling system described here was built to demonstrate the utility of this user interface. The four main parts of the system are discussed.Tweak; snapping; constraint; interactive modeling system; DI-3D graphics library1996-12
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