896 search results - page 49 / 180 » A Perceptual Shape Descriptor |
ICIP
2009
IEEE
14 years 11 months ago
2009
IEEE
Symbol spotting problem requires feature extraction strategies able to generalize from training samples and to localize the target object while discarding most part of the image. ...
SIBGRAPI
2003
IEEE
14 years 3 months ago
2003
IEEE
Content-Based Image Retrieval (CBIR) systems have been developed aiming at enabling users to search and retrieve images based on their properties such as shape, color and texture....
SAC
2010
ACM
14 years 4 months ago
2010
ACM
Due to noise, overlapped text/signature and multi-oriented nature, seal (stamp) object detection involves a difficult challenge. This paper deals with automatic detection of seal ...
ICIAR
2009
Springer
13 years 7 months ago
2009
Springer
This paper presents a robust automatic shape classifier using modular wavelet networks (MWNs). A shape descriptor is constructed based on a combination of global geometric features...
ICPR
2006
IEEE
14 years 11 months ago
2006
IEEE
We introduce a shape descriptor that is based on the Symmetry Set. This set represents pairwise symmetric points and consists of several branches. The begin and end points of the ...