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MIAR
2006
IEEE
16 years 19 days ago
Automatic Segmentation of the Aortic Dissection Membrane from 3D CTA Images
Acute aortic dissection is a life-threatening condition and must be diagnosed and treated promptly. For treatment planning the reliable identification of the true and false lumen ...
Tamás Kovács, Philippe C. Cattin, Ha...
ICRA
2005
IEEE
135views Robotics» more  ICRA 2005»
16 years 6 days ago
Efficient Closed Contour Extraction from Range Image's Edge Points
Abstract - This paper presents an improvement over a previous contour closure algorithm. Assuming that edge points are given as input, the proposed approach consists of two steps. ...
Angel Domingo Sappa
FGR
1996
IEEE
202views Biometrics» more  FGR 1996»
15 years 10 months ago
Computing 3-D head orientation from a monocular image sequence
An approach for estimating 3D head orientation in a monocular image sequence is proposed. The approach employs recently developed image-based parameterized tracking for face and f...
Thanarat Horprasert, Yaser Yacoob, Larry S. Davis
IJCAI
2001
15 years 8 months ago
From Images to Bodies: Modelling and Exploiting Spatial Occlusion and Motion Parallax
This paper describes the Region Occlusion Calculus (ROC-20), that can be used to model spatial occlusion and the effects of motion parallax of arbitrary shaped objects. ROC-20 ass...
David A. Randell, Mark Witkowski, Murray Shanahan
WCE
2007
15 years 7 months ago
MR Image Reconstruction from Pseudo-Hex Lattice Sampling Patterns Using Separable FFT
Abstract— Common MRI sampling patterns in kspace, such as spiral trajectories, have nonuniform density and do not lie on a rectangular grid. We propose mapping the sampled data t...
Jae-Ho Kim, Fred L. Fontaine