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» Algorithms for Implicit Deformable Models
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ICIP
2008
IEEE
16 years 4 months ago
Ultrasound imaging LV tracking with adaptive window size and automatic hyper-parameter estimation
The segmentation of the heart's left ventricle (LV) chamber in several medical imaging modalities, e.g. Ultrasound (US) and Magnetic Resonance (MRI), is important from a clin...
Jacinto Nascimento, João Sanches
BMVC
2001
15 years 5 months ago
An Adaptive Potential for Robust Shape Estimation
This paper describes an algorithm for shape estimation in cluttered scenes. A new image potential is defined based on strokes detected in the image. The motivation is simple. Fea...
Jacinto C. Nascimento, Jorge S. Marques
BIOSIG
2003
140views Biometrics» more  BIOSIG 2003»
15 years 3 months ago
Multifactor Biometric Sketch Authentication
: In this paper we propose a multifactor biometric sketch authentication method based on biometric sketch recognition and a user’s personal knowledge about the sketch‘s content...
Arslan Brömme, Stephan Al-Zubi
CGF
2010
111views more  CGF 2010»
15 years 2 months ago
One Point Isometric Matching with the Heat Kernel
A common operation in many geometry processing algorithms consists of finding correspondences between pairs of shapes by finding structure-preserving maps between them. A particul...
Maks Ovsjanikov, Quentin Mérigot, Facundo M...
122
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CGF
2008
144views more  CGF 2008»
15 years 2 months ago
High Performance GPU-based Proximity Queries using Distance Fields
Proximity queries such as closest point computation and collision detection have many applications in computer graphics, including computer animation, physics-based modeling, augm...
T. Morvan, M. Reimers, E. Samset