859 search results - page 32 / 172 » The Changing Face of Cryptography |
CVPR
2008
IEEE
14 years 8 months ago
2008
IEEE
We address the problem of tracking and recognizing faces in real-world, noisy videos. We track faces using a tracker that adaptively builds a target model reflecting changes in ap...
FGR
2000
IEEE
13 years 11 months ago
2000
IEEE
Most automatic expression analysis systems attempt to recognize a small set of prototypic expressions (e.g. happiness and anger). Such prototypic expressions, however, occur infre...
ICPR
2006
IEEE
14 years 7 months ago
2006
IEEE
Most face recognition systems only work well under quite constrained environments. In particular, the illumination conditions, facial expressions and head pose must be tightly con...
TIM
2010
13 years 1 months ago
2010
The accuracy of automated face recognition systems is greatly affected by intraclass variations between enrollment and identification stages. In particular, changes in lighting con...
FGR
2011
IEEE
12 years 10 months ago
2011
IEEE
Abstract— We propose here to acquire high resolution sequences of a person’s face using a pan-tilt-zoom (PTZ) network camera. This capability should prove helpful in forensic a...