287 search results - page 11 / 58 » Maximum Likelihood Estimators in Magnetic Resonance Imaging |
NIPS
2007
13 years 11 months ago
2007
We construct a biologically motivated stochastic differential model of the neural and hemodynamic activity underlying the observed Blood Oxygen Level Dependent (BOLD) signal in Fu...
ISBI
2004
IEEE
14 years 10 months ago
2004
IEEE
In functional Magnetic Resonance Imaging (fMRI), recent works have addressed the non parametric estimation of the Hemodynamic Response Function (HRF) under linearity and stationar...
ISBI
2004
IEEE
14 years 10 months ago
2004
IEEE
A general framework for performing robust, unsupervised tissue classification in magnetic resonance images is presented. Tissue classification is formulated as an estimation probl...
PR
2002
13 years 9 months ago
2002
The satellite image deconvolution problem is ill-posed and must be regularized. Herein, we use an edge-preserving regularization model using a ' function, involving two hyper...
EMMCVPR
1999
Springer
14 years 2 months ago
1999
Springer
This paper considers the use of the EM-algorithm, combined with mean field theory, for parameter estimation in Markov random field models from unlabelled data. Special attention ...