4546 search results - page 427 / 910 » Detection of image stretching |
221
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SIBGRAPI
2003
IEEE
16 years 26 days ago
2003
IEEE
Abstract. Authentication watermarking is a hidden data inserted into an image, in order to detect any alterations. It seems to be almost impossible to design a really secure authen...
197
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SSIAI
2000
IEEE
15 years 12 months ago
2000
IEEE
The use of random fields, which allows one to take into account the spatial interaction among random variables in complex systems, is a frequent tool in numerous problems of stati...
256
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CEAS
2007
Springer
15 years 11 months ago
2007
Springer
Recently, spammers have proliferated "image spam", emails which contain the text of the spam message in a human readable image instead of the message body, making detect...
198
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CLEF
2008
Springer
15 years 9 months ago
2008
Springer
This paper describes an application of statistical co-occurrence techniques that built on top of a probabilistic image annotation framework is able to increase the precision of an ...
201
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DICTA
2003
15 years 9 months ago
2003
Imperfect transmission of block-coded images often causes lost blocks. These blocks may contain very important information of image. In this paper a new error concealment scheme is...