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VISUALIZATION
2005
IEEE
14 years 3 months ago
Rendering Tetrahedral Meshes with Higher-Order Attenuation Functions for Digital Radiograph Reconstruction
This paper presents a novel method for computing simulated x-ray images, or DRRs (digitally reconstructed radiographs), of tetrahedral meshes with higher-order attenuation functio...
Ofri Sadowsky, Jonathan D. Cohen, Russell H. Taylo...
SIGPRO
2002
160views more  SIGPRO 2002»
13 years 9 months ago
New multiscale transforms, minimum total variation synthesis: applications to edge-preserving image reconstruction
This paper describes newly invented multiscale transforms known under the name of the ridgelet [6] and the curvelet transforms [9, 8]. These systems combine ideas of multiscale an...
Emmanuel J. Candès, Franck Guo
IPCO
2007
98views Optimization» more  IPCO 2007»
13 years 11 months ago
On a Generalization of the Master Cyclic Group Polyhedron
We study the Master Equality Polyhedron (MEP) which generalizes the Master Cyclic Group Polyhedron and the Master Knapsack Polyhedron. We present an explicit characterization of t...
Sanjeeb Dash, Ricardo Fukasawa, Oktay Günl&uu...
CAD
2007
Springer
13 years 9 months ago
Generating strictly non-self-overlapping structured quadrilateral grids
In this paper, we present a BPM (Bézier Patch Mapping) algorithm which generates a strictly non-self-overlapping structured quadrilateral grid in a given four-sided planar region...
Hongwei Lin, Kai Tang, Ajay Joneja, Hujun Bao
ADCM
2004
74views more  ADCM 2004»
13 years 9 months ago
Extremal Systems of Points and Numerical Integration on the Sphere
This paper considers extremal systems of points on the unit sphere Sr Rr+1, related problems of numerical integration and geometrical properties of extremal systems. Extremal sys...
Ian H. Sloan, Robert S. Womersley