230 search results - page 41 / 46 » Histogram Preserving Image Transformations |
ICIP
2009
IEEE
15 years 11 months ago
2009
IEEE
A direct approach for parametric estimation of 2D affine deformations between compound shapes is proposed. It provides the result as a least-square solution of a linear system of ...
CORR
2010
Springer
14 years 10 months ago
2010
Springer
Nonnegative Matrix Factorization (NMF) is the problem of approximating a nonnegative matrix with the product of two low-rank nonnegative matrices and has been shown to be particul...
JEI
2006
14 years 10 months ago
2006
For copyright protection, the robustness of a watermarking scheme against various attacks is an essential requirement. Many proposed robust watermarking schemes may achieve good r...
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CVPR
2009
IEEE
16 years 5 months ago
2009
IEEE
Radiometric variations between input images can seriously
degrade the performance of stereo matching algorithms.
In this situation, mutual information is a very popular
and powe...
IJNSEC
2007
14 years 10 months ago
2007
In this paper, we propose a discrete cosine transform (DCT) based spread spectrum data-hiding algorithm that is resilient to statistical attacks. Unlike other spread spectrum base...