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» Empirical Design of Geometric Algorithms
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TSP
2008
117views more  TSP 2008»
14 years 11 months ago
A Theory for Sampling Signals From a Union of Subspaces
One of the fundamental assumptions in traditional sampling theorems is that the signals to be sampled come from a single vector space (e.g. bandlimited functions). However, in many...
Yue M. Lu, Minh N. Do
CGF
2002
91views more  CGF 2002»
14 years 11 months ago
Modeling Surperspective Projection of Landscapes for Geographical Guide-Map Generation
It is still challenging to generate hand-drawn pictures because they differ from ordinary photographs in that they are often drawn as seen from multiple viewpoints. This paper pre...
Shigeo Takahashi, Naoya Ohta, Hiroko Nakamura, Yur...
TIT
1998
69views more  TIT 1998»
14 years 11 months ago
Relationships Between the Constant Modulus and Wiener Receivers
— The Godard or the constant modulus algorithm (CMA) is an effective technique for blind receiver design in communications. However, due to the complexity of the Constant Modulus...
Hanks H. Zeng, Lang Tong, C. Richard Johnson Jr.
SMA
2008
ACM
192views Solid Modeling» more  SMA 2008»
14 years 10 months ago
Identification of sections from engineering drawings based on evidence theory
View identification is the basal process for solid reconstruction from engineering drawings. A new method is presented to label various views from a section-involved drawing and i...
Jie-Hui Gong, Hui Zhang, Bin Jiang, Jia-Guang Sun
ICIP
2010
IEEE
14 years 9 months ago
Entropies and cross-entropies of exponential families
Statistical modeling of images plays a crucial role in modern image processing tasks like segmentation, object detection and restoration. Although Gaussian distributions are conve...
Frank Nielsen, Richard Nock