106 search results - page 11 / 22 » The curvelet transform for image denoising |
ICIP
2006
IEEE
15 years 11 months ago
2006
IEEE
For the non-local denoising approach presented by Buades et al., remarkable denoising results are obtained at high expense of computational cost. In this paper, a new algorithm th...
ISCAS
2007
IEEE
15 years 3 months ago
2007
IEEE
— In this paper, a modified version of the complex directional pyramid (PDTDFB) is proposed. Unlike the previous approach, the new FB provides an approximately tight-frame decom...
WSCG
2004
14 years 11 months ago
2004
Principal Component Analysis (PCA) is a basis transformation to diagonalize an estimate of the covariance matrix of input data and, the new coordinates in the Eigenvector basis ar...
ICIAR
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. In this paper, we study the problem of restoring multicomponent images. In particular, we investigate the effects of accounting for the correlation between the image com...
ICIP
2002
IEEE
15 years 11 months ago
2002
IEEE
In this paper, a concept called multiscale structure tensor is introduced, as an extension of the single-scale structure tensor. It is based on a redundant dyadic wavelet transfor...