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CAGD
1998
99views more  CAGD 1998»
13 years 10 months ago
A Laguerre geometric approach to rational offsets
Laguerre geometry provides a simple approach to the design of rational curves and surfaces with rational offsets. These so-called PH curves and PN surfaces can be constructed from...
Martin Peternell, Helmut Pottmann
ICIP
2006
IEEE
14 years 12 months ago
Invariant Geometric Representation of 3D Point Clouds for Registration and Matching
Though implicit representations of surfaces have often been used for various computer graphics tasks like modeling and morphing of objects, it has rarely been used for registratio...
Soma Biswas, Gaurav Aggarwal, Rama Chellappa
ICIP
2005
IEEE
14 years 12 months ago
Coupled geometric and texture PDE-based segmentation
In this paper, along with recent trends in segmentation using multiple image cues, we examine the integration of modulation texture features, image contrast and region size for de...
Anastasia Sofou, Georgios Evangelopoulos, Petros M...
ICIP
2007
IEEE
14 years 4 months ago
Image Restoration using Geometrically Stabilized Reverse Heat Equation
Blind restoration of blurred images is a classical ill-posed problem. There has been considerable interest in the use of partial differential equations to solve this problem. The ...
Vinay P. Namboodiri, Subhasis Chaudhuri
ICDCS
2005
IEEE
14 years 3 months ago
FraNtiC: A Fractal Geometric Framework for Mesh-Based Wireless Access Networks
The design of the access networks of next generation broadband wireless systems requires special attention in the light of changing network characteristics. In this paper, we pres...
Samik Ghosh, Kalyan Basu, Sajal K. Das