42 search results - page 4 / 9 » Image spam filtering using Fourier-Mellin invariant features |
CVPR
2004
IEEE
14 years 10 months ago
2004
IEEE
The Gaussian kernel has played a central role in multi-scale methods for feature extraction and matching. In this paper, a method for shaping the filter using the local image stru...
ICIP
2000
IEEE
14 years 10 months ago
2000
IEEE
New rotationally invariant texture feature extraction methods are introduced that utilise the dual tree complex wavelet transform (DT-CWT). The complex wavelet transform is a new ...
CAIP
2009
Springer
14 years 3 months ago
2009
Springer
Using statistical textons for texture classification has shown great success recently. The maximal response 8 (MR8) method, which extracts an 8-dimensional feature set from 38 filt...
ICMCS
2009
IEEE
13 years 6 months ago
2009
IEEE
Effective texture feature is an essential component in any content based image retrieval system. In the past, spectral features, like Gabor and wavelet, have shown superior retrie...
ICIP
2003
IEEE
14 years 10 months ago
2003
IEEE
This paper proposes a new method of designing finitesupport wavelet filters, based on minimization of energy in key parts of the frequency domain. In particular this technique is ...