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MICCAI
1999
Springer
15 years 6 months ago
Understanding the "Demon's Algorithm": 3D Non-rigid Registration by Gradient Descent
The “Demons Algorithm” in increasingly used for non-rigid registration of 3D medical images. However, if it is fast and usually accurate, the algorithm is based on intuitive id...
Xavier Pennec, Pascal Cachier, Nicholas Ayache
ICPR
2000
IEEE
16 years 2 months ago
Grouping of Directional Features Using an Extended Hough Transform
Directional features extracted from Gabor responses are used as primitives for perceptual grouping. In previous work, we extracted Gabor features in 8 directions and then applied ...
María J. Carreira, Majid Mirmehdi, Barry T....
FGR
2004
IEEE
105views Biometrics» more  FGR 2004»
15 years 5 months ago
Multi-biometrics Using Facial Appearance, Shape and Temperature
We present results of the first study to examine individual and multi-modal face recognition using 2D, 3D and infrared images of the same set of subjects. Each sensor captures dif...
Kyong I. Chang, Kevin W. Bowyer, Patrick J. Flynn,...
CVPR
2005
IEEE
16 years 3 months ago
Multimodal Face Recognition: Combination of Geometry with Physiological Information
It is becoming increasingly important to be able to credential and identify authorized personnel at key points of entry. Such identity management systems commonly employ biometric...
Ioannis A. Kakadiaris, Georgios Passalis, Theohari...