Discrete Topology of (An*) Optimal Sampling Grids. Interest in Image Processing and Visualization

被引:0
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作者
Chafiaâ Hamitouche
Luis Ibáñez
Christian Roux
机构
[1] LATIM INSERM U650 GET-ENST Bretagne,Département Image et Traitement de l’Information
[2] Kitware Inc.,Département Image et Traitement de l’Information
[3] LATIM INSERM U650 GET-ENST Bretagne,undefined
关键词
discrete topology; multidimensional optimal sampling; compact grids; medical imaging;
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摘要
A formal definition of a combinatorial topology is presented in this paper for the discrete N-dimensional space defined by the An* lattice. The use of this grid instead of the classical ℤn is based on two arguments: It is the optimal sampling grid in the sense of Shannon’s sampling theorem in 2 and 3 dimensions,It induces the simplest discrete topology definition because its dual is a K-simplex.
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页码:401 / 417
页数:16
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