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ICPR
2004
IEEE
14 years 5 months ago
Multiresolution Spatial Partitioning for Shape Representation
In this paper, an original solution for shape representation is proposed which relies on a spatial partitioning approach. The representation selects a discrete set of reference po...
Stefano Berretti, Alberto Del Bimbo
ICDAR
2011
IEEE
12 years 4 months ago
Symbol Recognition by Multiresolution Shape Context Matching
—We present a multiresolution scheme for symbol representation and recognition based on statistical shape features. We define a symbol as a set of shape points, each of which is...
Feng Su, Tong Lu, Ruoyu Yang
ICIP
2005
IEEE
13 years 10 months ago
Object representation using colour, shape and structure criteria in a binary partition tree
Binary Partition Trees (BPTs) are a well known technique used for region-based image representation and analysis. BPTs are usually created as a result of a merging process based o...
Christian Ferran Bennström, Josep R. Casas
CVPR
2012
IEEE
11 years 7 months ago
SURFing the point clouds: Selective 3D spatial pyramids for category-level object recognition
This paper proposes a novel approach to recognize object categories in point clouds. By quantizing 3D SURF local descriptors, computed on partial 3D shapes extracted from the poin...
Carolina Redondo-Cabrera, Roberto Javier Ló...
FGR
2008
IEEE
203views Biometrics» more  FGR 2008»
13 years 11 months ago
Spatiotemporal pyramid representation for recognition of facial expressions and hand gestures
This paper presents a spatiotemporal pyramid representation for recognizing facial expressions and hand gestures. This approach works by partitioning video sequence into increasin...
Zhipeng Zhao, Ahmed M. Elgammal