853 search results - page 83 / 171 » Flexible authentication of images |
TIP
2002
13 years 8 months ago
2002
An unsupervised classification algorithm is derived by modeling observed data as a mixture of several mutually exclusive classes that are each described by linear combinations of i...
ICIP
2006
IEEE
14 years 10 months ago
2006
IEEE
Fingerprint indexing is an efficient technique that greatly improves the performance of fingerprint based person authentication systems by reducing the number of comparison. In th...
ICIP
2005
IEEE
14 years 10 months ago
2005
IEEE
This paper proposes a detailed framework of storing privacy information in surveillance video as a watermark. Authorized personnel is not only removed from the surveillance video ...
ICIP
2003
IEEE
14 years 10 months ago
2003
IEEE
This paper studies joint security and robustness enhancement of quantization based data embedding for multimedia authentication applications. We present analysis showing that thro...
ICASSP
2007
IEEE
14 years 3 months ago
2007
IEEE
We present an identification and authentication system based on hand modality which is part of a reference system for all modalities developed within the Biosecure consortium. It...