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ICDAR
2003
IEEE
15 years 9 months ago
Vectorization with the Voronoi L-diagram
A new precision vectorization method has been developed for building centerlines of plain shapes. First a dense skeleton is computed. Centerlines are obtained as a subset of branc...
Alexander Gribov, Eugene Bodansky
DGCI
2008
Springer
15 years 6 months ago
Decomposition and Construction of Neighbourhood Operations Using Linear Algebra
In this paper, we introduce a method to express a local linear operated in the neighbourhood of each point in the discrete space as a matrix transform. To derive matrix expressions...
Atsushi Imiya, Yusuke Kameda, Naoya Ohnishi
ICIP
2010
IEEE
15 years 2 months ago
Local two-channel critically sampled filter-banks on graphs
In this paper, we propose two-channel filter-bank designs for signals defined on arbitrary graphs. These filter-banks are local, invertible and critically sampled. Depending on th...
Sunil K. Narang, Antonio Ortega
CVPR
2012
IEEE
13 years 7 months ago
Intrinsic shape context descriptors for deformable shapes
In this work, we present intrinsic shape context (ISC) descriptors for 3D shapes. We generalize to surfaces the polar sampling of the image domain used in shape contexts: for this...
Iasonas Kokkinos, Michael M. Bronstein, Roee Litma...
ICCAD
2001
IEEE
180views Hardware» more  ICCAD 2001»
16 years 1 months ago
On the Optimization Power of Redundancy Addition and Removal Techniques for Sequential Circuits
This paper attempts to determine the capabilities of existing Redundancy Addition and Removal (SRAR) techniques for logic optimization of sequential circuits. To this purpose, we ...
Enrique San Millán, Luis Entrena, Jos&eacut...