185 search results - page 11 / 37 » Image denoising using adaptive subband decomposition |
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
We describe approximate digital implementations of two new mathematical transforms, namely, the ridgelet transform [3] and the curvelet transform [7, 6]. Our implementations offer...
TIP
2008
13 years 7 months ago
2008
Abstract--Sparse representations of signals have drawn considerable interest in recent years. The assumption that natural signals, such as images, admit a sparse decomposition over...
ICIP
2000
IEEE
14 years 9 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 ...
ENGL
2007
13 years 7 months ago
2007
—Curvelets denoise approach has been widely used in many fields for its ability to obtain high quality result images. However artifacts those appear in the result images of curve...
ICIP
2008
IEEE
14 years 2 months ago
2008
IEEE
The wavelet transform hierarchically decomposes images with prescribed bases, while multilineal models search for optimal bases to adapt visual data. In this paper, we integrate t...