Invited talk: Wavelet-based Bayesian inversion for tomographic problems with sparse data,
Mathematics and Algorithms in Tomography, Oberwolfach, Germany, April 15, 2010. PDF (7.2 MB)
Bayesian inversion for 3D dental X-ray imaging,
China-Finland-Germany workshop on inverse problems, University of Helsinki, Finland. PDF (4.7 MB)
Regularized D-bar method for the inverse conductivity problem,
Seminar talk at Rensselaer Polytechnic Institute, USA, January 26, 2010. PDF (4.3 MB)
Invited talk: Regularized D-bar method for the inverse conductivity problem,
WIPA2010 Workshop on Inverse Problems and Applications, Valparaiso, Chile, January 22, 2010. PDF (4.5 MB)
Regularized D-bar method for the inverse conductivity problem,
Seminar talk at University of Delaware, USA, January 14, 2010. PDF (4.1 MB)
Regularized D-bar method for the inverse conductivity problem,
Inverse Problems Seminar, Johann Radon Institute for Computational
and Applied Mathematics (RICAM), Linz, Austria, December 10, 2009. PDF (3.9 MB)
Discretization-invariant Bayesian inversion for 3D medical X-ray imaging ,
Mathematics Seminar, Technical University of Denmark, Denmark, October 21, 2009. PDF (10.4 MB)
Discretization of Bayesian inverse problems, part II,
Monte Carlo Markov Chain Seminar, University of Helsinki, Finland, October 19, 2009. PDF (8.6 MB)
Invited talk: Inverse methods as tools in papermaking quality assessment and management,
EffTech Seminar 2009 organized by Forestcluster Ltd, Espoo, Finland, October 6, 2009.
Plenary talk: Regularized D-bar method for the inverse conductivity problem,
Third Finnish-Estonian Mathematical Colloquium (FinEst Math 2009),
University of Tartu, Estonia, August 28, 2009. PDF (3.2 MB)
Invited talk: Inverse conductivity problem and the Beltrami equation,
Conference on Applied Inverse Problems,
University of Vienna, Austria, June 21, 2009. PDF (2.5 MB)
The inverse scattering method for the Novikov-Veselov equation,
Mathematical Physics Seminar, University of Helsinki, Finland, April 22, 2009. PDF (5.6 MB)
Regularized D-bar method for the inverse conductivity problem,
Finnish-Korean Symposium on Inverse Problems,
Seoul National University, Korea, April 2, 2009. PDF (882 KB)
Computerized inversion in industrial research & development,
Presentation at the Aisin AW company, Mikawa-Anjo, Japan, March 30, 2009.
Electrical imaging: inverse problems in the service of medicine (In Finnish)
Colloquium of the Finnish Mathematical Society,
University of Helsinki, Finland,
March 9, 2009. PDF (1 MB)
Inversion methods for three-dimensional medical X-ray imaging,
Colloquium of the Department of Mathematics and Statistics,
University of Helsinki, Finland,
February 25, 2009. PDF (2.7 MB)
Regularized D-bar method for electrical impedance tomography,
Control and Inverse Problems in PDE: Theoretical and Numerical Aspects,
Centre International de Rencontres Mathématiques (CIRM), Marseille, France,
February 19, 2009. PDF (1 MB)
Invited talk: Computational aspects of inverse problems (in Finnish),
Computational Science Day, University of Jyväskylä, Finland, December 11, 2008. PDF (2.1 MB)
Invited talk: Regularization of the D-bar method for electrical impedance tomography,
Inverse Problems: Recent Progress and New Challenges,
Banff International Research Station (BIRS), Canada, November 18, 2008. PDF (1 MB)
Invited talk: Discretization-invariant Bayesian inversion and Besov space priors,
Inverse and Partial Information Problems: Methodology and Applications,
Johann Radon Institute for Computational and Applied Mathematics (RICAM), Linz, Austria, October 28, 2008. PDF (2.3 MB)
Probing with complex spherical waves,
Graduate Student Workshop on Clifford Algebras and Inverse Problems (FinCAIP),
Tampere University of Technology, Finland, September 1, 2008. PDF (2 MB)
Invited talk: Inverse Problems,
Private industrial seminar organized by Numerola, Jyvaskyla, Finland, August 21, 2008.
Direct reconstruction method for electrical impedance tomography,
7th AIMS International Conference on Dynamical Systems, Differential Equations and Applications,
University of Texas, Arlington, USA, May 19, 2008. PDF (2.3 MB)
Novikov-Veselov equation and the inverse scattering transform,
7th AIMS International Conference on Dynamical Systems, Differential Equations and Applications,
University of Texas, Arlington, USA, May 19, 2008. PDF (1 MB)
Discretization invariant Bayesian inversion and Besov space priors,
University of Washington, Department of Mathematics, Inverse problems seminar, USA,
May 16, 2008.
The d-bar reconstruction method for electrical impedance tomography,
Progress in electromagnetic research symposium (PIERS 2008), Hangzhou, China,
March 25, 2008. PDF (1.6 MB)
Three-dimensional X-ray imaging,
Finnish Mathematical Days 2008 Helsinki University of Technology, Finland,
January 3, 2008. PDF (2.5 MB)
Detecting inclusions using electrical impedance tomography,
Colorado State University, Department of Mathematics, USA, December 4, 2007. PDF (1 MB)
Nonlinear Fourier transform in dimension two,
University of Washington, Department of Mathematics, Inverse Problems Seminar, USA, November 26, 2007. PDF (675 KB)
Detecting inclusions using electrical impedance tomography,
Aalborg University, Department of Mathematical Sciences, Denmark,
October 11, 2007. PDF (400 KB)
The d-bar reconstruction method for electrical impedance tomography,
Graduate Student Workshop on Inverse Problems, Colorado State University, USA, August 1, 2007.
PDF (1 MB)
Direct reconstruction of discontinuous conductivities using Beltrami equation,
Applied Inverse Problems 2007, Vancouver, Canada, June 27, 2007. PDF (721 KB)
Invited talk: The d-bar reconstruction method in dimension two,
Symposium on Inverse Problems Honoring Alberto Calderón, IMPA, Rio de Janeiro, Brazil,
January 18, 2007. PDF (1 MB)
Invited talk: The d-bar reconstruction method for electrical impedance tomography,
Inverse Problems and Applications, BIRS, Banff, Canada,
August 23, 2006. PDF (663 KB)
Nonlinear Fourier transform in dimension two,
Function Theories in Higher Dimensions, Tampere, Finland,
June 15, 2006. PDF (1 MB)
The d-bar reconstruction method for electrical impedance tomography,
SIAM Conference on Imaging Science, Minneapolis, USA,
May 15, 2006.
Low dose 3-dimensional medical X-ray imaging,
Colorado State University, Department of Mathematics, USA,
May 11, 2006.
Invited talk: The d-bar reconstruction method for electrical impedance tomography,
Applied and Computational Electromagnetics (ACE 2006), Boston University, USA,
May 5, 2006. PDF (851 KB)
The d-bar reconstruction method for electrical impedance tomography,
Department of Applied Physics, University of Kuopio, Finland,
March 16, 2006.
The d-bar reconstruction method for electrical impedance tomography,
Institute of Mathematics, Tokyo University, Japan,
January 31, 2006. PDF (455 KB)
The d-bar reconstruction method for electrical impedance tomography,
Institute of Mathematics, Tsukuba University, Japan,
January 23, 2006. PDF (422 KB)
Low dose 3-dimensional medical X-ray imaging,
Weierstrass Institute for Applied Analysis and Stochastics (WIAS) Berlin, Germany,
October 31, 2005. PDF (3 MB)
Low dose 3-dimensional medical X-ray imaging,
RheinAhrCampus Remagen, Germany,
September 26, 2005.
The d-bar reconstruction method for electrical impedance tomography,
Institute for Numerical and Applied Mathematics, Georg-August-University Goettingen, Germany,
September 19, 2005. PDF (438 KB)
Low dose 3-dimensional medical X-ray imaging,
Fujita Health University College, Toyoake, Aichi, Japan,
May 25, 2005. PDF (1.9 MB)
New computational methods for electrical impedance tomography,
SciCADE 2005, Nagoya, Japan,
May 24, 2005. PDF (364 KB)
Low dose 3-dimensional medical X-ray imaging,
Institute of Mathematics, Tsukuba University, Japan,
May 18, 2005. PDF (1.9 MB)
Electrical impedance tomography and Mittag-Leffler’s function,
Department of Mathematics, Colorado State University, Fort Collins, Colorado, USA,
January 31, 2005. PDF (385 KB)
Low-dose 3D imaging,
First national meeting of SIROM
(Società Italiana di Radiologia Odontostomatologica
a Maxilo-Facciale), Milan, Italy, September 24, 2004.
Numerical inversion methods based on Faddeev’s Green function,
Perspectives on Inverse Problems, Helsinki, Finland,
May 31, 2004. PDF (380 KB)
Electrical impedance tomography and Mittag-Leffler’s function,
Fourth Matsuyama Analysis Seminar, Ehime University, Matsuyama, Japan, February 17, 2004. PDF (506 KB)
The d-bar reconstruction method for electrical impedance tomography,
Tokyo Metropolitan University, Japan, December 5, 2003. PDF (240 KB)
Numerical solution of the inverse problem of ECG using Faddeev’s Green function,
Hiroshima University, Japan, November 21, 2003. PDF (271 KB)
Numerical solution of the inverse problem of ECG using Faddeev’s Green function,
RIMS seminar on inverse problems, Kyoto, Japan, October 20, 2003. PDF (217 KB)
Electrical impedance tomography and Mittag-Leffler’s function,
Japan Mathematical Society meeting, Chiba, Japan, September 27, 2003. PDF (197 KB)
Invited talk: Three-dimensional X-ray imaging with few radiographs,
Workshop on Inverse Problems & Medical Imaging,
PIMS-UBC, Vancouver, Canada, August 6, 2003. PDF (376 KB)
Fast two-grid d-bar solver for electrical impedance tomography,
ICIAM 2003, Sydney, Australia, July 8, 2003. PDF (302 KB)
Bayesian Inversion for X-ray Tomography with Few Data,
Applied Inverse Problems,
UCLA IPAM, Lake Arrowhead, CA, USA, May 22, 2003. PDF (1.4 MB)
Numerical solution of the Cauchy problem with Faddeev’s Green function,
Tokyo Metropolitan University, Japan, May 7, 2003. PDF (302 KB)
Modeling and simulation for electric impedance tomography,
Winter Seminar of Nonlinear Science Center, Hokkaido University, Sapporo, Japan, February 21, 2003. PDF (366 KB)
Regularized algorithm for direct EIT reconstruction,
The First Mummy Range Workshop on Electric Impedance Imaging, Mummy Range, CO, USA, August 1-7, 2002.
Scatter Removal for Digital X-ray Mammography,
First SIAM Imaging Science Conference, Boston, MA, USA, March 5, 2002.
Tackling nonlinearity in electrical impedance tomography,
Aalborg University, Denmark, June 2001.
An implementation of the reconstruction method of A. Nachman for the 2-D inverse conductivity problem,
Radon Transforms and Tomography, 2000 AMS-IMS-SIAM Joint Summer Research Conference, Mount Holyoke College, MA, USA, June 2000.