10661 search results - page 14 / 2133 » Processing JPEG-Compressed Images |
CORR
2010
Springer
14 years 9 months ago
2010
Springer
In this paper, an efficiently DWT-based watermarking technique is proposed to embed signatures in images to attest the owner identification and discourage the unauthorized copying...
ICMCS
2009
IEEE
14 years 7 months ago
2009
IEEE
Reversible or lossless data hiding enables host media to be restored from marked media without any loss of host information. However, since most of existing lossless data hiding m...
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CVPR
2009
IEEE
16 years 3 months ago
2009
IEEE
We describe a novel and robust feature descriptor called ordinal spatial intensity distribution (OSID) which is invariant to any monotonically increasing brightness changes. Many t...
IVC
2006
14 years 9 months ago
2006
As most of MPEG and JPEG compression standards are DCT-based, we propose a simple, low-cost and fast algorithm to extract dominant colour features directly in DCT domain without i...
IEEEHPCS
2010
14 years 4 months ago
2010
Robust lossless data hiding (LDH) methods have attracted more and more attentions for copyright protection of multimedia in lossy environment. One of the important requirements of...