4557 search results - page 20 / 912 » A performance evaluation of local descriptors |
ACISICIS
2007
IEEE
15 years 4 months ago
2007
IEEE
In this paper, a composite descriptor for shape retrieval has been proposed. The proposed descriptor is obtained from Generic Fourier Descriptors (GFD) for the shape region and th...
ICCV
2007
IEEE
15 years 11 months ago
2007
IEEE
In this paper we propose to transform an image descriptor so that nearest neighbor (NN) search for correspondences becomes the optimal matching strategy under the assumption that ...
108
click to vote
ICIP
2005
IEEE
15 years 11 months ago
2005
IEEE
This paper deals with the performance evaluation of three object invariant descriptors : Hu moments, Zernike moments and Fourier-Mellin descriptors. Experiments are conducted on a...
CVPR
2007
IEEE
15 years 11 months ago
2007
IEEE
Histograms of orientations and the statistics derived from them have proven to be effective image representations for various recognition tasks. In this work we attempt to improve...
ICDE
2005
IEEE
15 years 3 months ago
2005
IEEE
In recent years, content-based image retrieval has become more and more important in many application areas. Similarity retrieval is inherently a very demanding process, in partic...