140 search results - page 17 / 28 » Robust brain activation detection in functional MRI |
ICASSP
2009
IEEE
13 years 5 months ago
2009
IEEE
In this paper, a novel non-stationary model of functional Magnetic Resonance Imaging (fMRI) time series is proposed. It allows us to account for some putative habituation effect a...
ICASSP
2007
IEEE
14 years 2 months ago
2007
IEEE
As dynamic connectivity is shown essential for normal brain function and is disrupted in disease, it is critical to develop models for inferring brain effective connectivity from ...
ISBI
2008
IEEE
14 years 8 months ago
2008
IEEE
Multi-subject analysis of functional Magnetic Resonance Imaging (fMRI) data relies on within-subject studies, which are usually conducted using a massively univariate approach. In...
MICCAI
2000
Springer
13 years 11 months ago
2000
Springer
This paper is focused on the use of the level set formalism to segment anatomical structures in 3D images (ultrasound ou magnetic resonance images). A closed 3D surface propagates...
MICCAI
2009
Springer
14 years 8 months ago
2009
Springer
We propose a novel method for functional segmentation of fMRI data that incorporates multiple functional attributes such as activation effects and functional connectivity, under a ...