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TMI
2010
182views more  TMI 2010»
13 years 9 months ago
A Bayesian Mixture Approach to Modeling Spatial Activation Patterns in Multisite fMRI Data
Abstract—We propose a probabilistic model for analyzing spatial activation patterns in multiple functional magnetic resonance imaging (fMRI) activation images such as repeated ob...
Seyoung Kim, Padhraic Smyth, Hal S. Stern
ICPR
2008
IEEE
14 years 5 months ago
Phase diagram of a long bar under a higher-order active contour energy: Application to hydrographic network extraction from VHR
The segmentation of networks is important in several imaging domains, and models incorporating prior shape knowledge are often essential for the automatic performance of this task...
Aymen El Ghoul, Ian H. Jermyn, Josiane Zerubia
TMI
2002
386views more  TMI 2002»
13 years 10 months ago
Tracking Leukocytes In Vivo with Shape and Size Constrained Active Contours
Inflammatory disease is initiated by leukocytes (white blood cells) rolling along the inner surface lining of small blood vessels called postcapillary venules. Studying the number ...
Nilanjan Ray, Scott T. Acton, Klaus Ley
TOG
2012
181views Communications» more  TOG 2012»
12 years 1 months ago
Guided exploration of physically valid shapes for furniture design
Geometric modeling and the physical validity of shapes are traditionally considered independently. This makes creating aesthetically pleasing yet physically valid models challengi...
Nobuyuki Umetani, Takeo Igarashi, Niloy J. Mitra
BMVC
2001
14 years 1 months ago
Deformable Spatio-Temporal Shape Models: Extending ASM to 2D+Time
This paper extends 2D Active Shape Models to 2D+time by presenting a method for modelling and segmenting spatio-temporal shapes (ST-shapes). The modelling part consists of constru...
Ghassan Hamarneh, Tomas Gustavsson