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ICIP
2010
IEEE
13 years 10 months ago
The 2D orientation is unique through principal moments analysis
When comparing 2D shapes, a key issue is their normalization. Translation and scale are easily taken care of by removing the mean and normalizing the energy. However, defining and...
João F. P. Crespo, Pedro M. Q. Aguiar
MMM
2003
Springer
258views Multimedia» more  MMM 2003»
14 years 5 months ago
2D Shape Transformation Using 3D Blending
Computer animation is one of the key components of a multimedia document or presentation. Shape transformation between objects of different topology and positions is an open model...
Galina Pasko, Alexander A. Pasko, M. Ikeda, Tosiya...
ECCV
2010
Springer
14 years 5 months ago
Shape Analysis of Planar Objects with Arbitrary Topologies using Conformal Geometry
The study of 2D shapes is a central problem in the field of computer vision. In 2D shape analysis, classification and recognition of objects from their observed silhouette are e...
ICCS
2007
Springer
14 years 6 months ago
Dynamic Tracking of Facial Expressions Using Adaptive, Overlapping Subspaces
We present a Dynamic Data Driven Application System (DDDAS) to track 2D shapes across large pose variations by learning non-linear shape manifold as overlapping, piecewise linear s...
Dimitris N. Metaxas, Atul Kanaujia, Zhiguo Li