2327 search results - page 139 / 466 » Secure Image Filtering |
USAB
2008
14 years 11 months ago
2008
The present study examines the relative importance of a series of known and expected factors that highly affect threat detection performance in aviation security X-ray screening. E...
CSREASAM
2006
14 years 11 months ago
2006
: The research work in this paper shows that the currently available stenographic methods might be quite easily detected by using sufficiently careful analysis of the transmitted d...
ISCAS
2008
IEEE
15 years 4 months ago
2008
IEEE
— Recently four chaos-based image encryption schemes were proposed. Essentially, the four schemes can be classified into one class, which is composed of two basic parts: permuta...
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ICIAR
2004
Springer
15 years 3 months ago
2004
Springer
In this paper, a new block-based image-dependent watermarking technique is proposed. The proposed technique utilizes the correlation coefficient statistic to produce a short and un...
TIP
2002
14 years 9 months ago
2002
Several fragile watermarking schemes presented in the literature are either vulnerable to vector quantization (VQ) counterfeiting attacks or sacrifice localization accuracy to impr...