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» Axiomatizing geometric constructions
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ICIP
2007
IEEE
14 years 10 months ago
Geometric Calibration of Third-Generation Computed Tomography Scanners from Scans of Unknown Objects using Complementary Rays
To achieve good image quality for computed tomography scans, it is important to accurately know the geometrical relationship between the x-ray source, detector, and axis of rotati...
Kevin M. Holt
WSCG
2000
100views more  WSCG 2000»
13 years 10 months ago
Adaptive Visualization for Interactive Geometric Modeling in Geoscience
Many engineering disciplines can profitably use large high-resolution geometric models whose computational requirements exceed current computer hardware capacities. This paper pre...
HongQian Karen Lu, Richard Hammersley
COMPGEOM
2008
ACM
13 years 10 months ago
Robust construction of the three-dimensional flow complex
The Delaunay triangulation and its dual the Voronoi diagram are ubiquitous geometric complexes. From a topological standpoint, the connection has recently been made between these ...
Frédéric Cazals, Aditya G. Parameswa...
CVPR
2009
IEEE
1695views Computer Vision» more  CVPR 2009»
15 years 3 months ago
Geometric min-Hashing: Finding a (Thick) Needle in a Haystack
We propose a novel hashing scheme for image retrieval, clustering and automatic object discovery. Unlike commonly used bag-of-words approaches, the spatial extent of image featu...
Ondrej Chum (Czech Technical University), Michal P...
CDC
2009
IEEE
111views Control Systems» more  CDC 2009»
14 years 1 months ago
Geometric control of particle manipulation in a two-dimensional fluid
— Manipulation of particles suspended in fluids is crucial for many applications, such as precision machining, chemical processes, bio-engineering, and self-feeding of microorga...
Yizhar Or, Joris Vankerschaver, Scott D. Kelly, Ri...