Research reports by Sampsa Pursiainen

Here are the reports authored by Sampsa Pursiainen. See the reports of all authors.

Helsinki University of Technology Institute of Mathematics Research Reports A

A560: Sampsa Pursiainen; Computational methods in electromagnetic biomedical inverse problems [pdf][ps]; Received 2008-11-24 * inverse problems, electromagnetics, biomedical imaging, electroencephalography/magnetoencephalography (EEG/MEG), electrical impedance tomoraphy (EIT), limited-angle computerized tomography (limited-angle CT), regularization, Bayesian methodology, Markov chain Monte Carlo (MCMC), factorization method of Kirsch, forward modeling and simulation, h-FEM, p-FEM * AMS 92C55, 78A70, 15A29, 35R30, 65R32 * 50 pages
A489: Sampsa Pursiainen; A coarse-to-fine strategy for maximum a posteriori estimation in limited-angle computerized tomography [pdf][ps] abstract: [pdf][ps]; Received 2005-09-14 * computerized-tomography, limited-angle tomography, Bayesian statistics, Gaussian densities, diagonalization, wavelet representation, preconditioning, Conjugate Gradient method * AMS 65N21, 65C50, 65F22, 65F10, 65T60 * 22 pages
A485: Sampsa Pursiainen; Bayesian approach to detection of anomalies in electrical impedance tomography [pdf][ps] abstract: [pdf][ps]; Received 2005-04-06 * electrical impedance tomography, Bayesian statistics, Markov chain Monte Carlo, linear algebra, anomalous conductivities * AMS 65N21, 65C05, 65F05 * 320 pages

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