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ICIP
2007
IEEE
14 years 9 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
IJCV
2007
165views more  IJCV 2007»
13 years 7 months ago
Registration of 3D Points Using Geometric Algebra and Tensor Voting
Abstract. We address the problem of finding the correspondences of two point sets in 3D undergoing a rigid transformation. Using these correspondences the motion between the two s...
Leo Reyes, Gérard G. Medioni, Eduardo Bayro...
NECO
2000
113views more  NECO 2000»
13 years 7 months ago
Geometric Analysis of Population Rhythms in Synaptically Coupled Neuronal Networks
We develop geometric dynamical systems methods to determine how various components contribute to a neuronal network's emergent population behavior. The results clarify the mu...
Jonathan E. Rubin, David Terman
PAMI
2008
174views more  PAMI 2008»
13 years 6 months ago
Geometric Observers for Dynamically Evolving Curves
Abstract-- This paper proposes a deterministic observer design for visual tracking based on non-parametric implicit (level-set) curve descriptions. The observer is continuous-discr...
Marc Niethammer, Patricio A. Vela, Allen Tannenbau...
PAMI
2007
336views more  PAMI 2007»
13 years 7 months ago
Topological Equivalence between a 3D Object and the Reconstruction of Its Digital Image
— Digitization is not as easy as it looks. If one digitizes a 3D object even with a dense sampling grid, the reconstructed digital object may have topological distortions and in ...
Peer Stelldinger, Longin Jan Latecki, Marcelo Siqu...