853 search results - page 10 / 171 » Flexible authentication of images |
AINA
2009
IEEE
14 years 19 days ago
2009
IEEE
— A user authentication system using "unclear images" as pass-images has been proposed, in which only legitimate users can understand their meaning by viewing the origi...
CLEF
2004
Springer
14 years 28 days ago
2004
Springer
In this paper we present FIRE, a content-based image retrieval system and the methods we used in the ImageCLEF 2004 evaluation. In FIRE, different features are available to repre...
AVBPA
2003
Springer
14 years 23 days ago
2003
Springer
Abstract. In this paper we propose an algorithm that can easily be implemented on small form factor devices to perform illumination normalization in face images captured under vari...
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
An authentication watermarking technique (AWT) inserts hidden data into an image in order to detect any accidental or malicious alteration to the image. AWT usually computes, usin...
ICIP
2009
IEEE
14 years 8 months ago
2009
IEEE
Computerized analysis of paintings has recently gained interest. The rapid technological advancements and the expanding interdisciplinary collaboration present us a promising pros...