Papers on modelling and mathematical properties of real-life measurements

1. H. Garde, N. Hyvönen, and T. Kuutela, Series reversion for practical electrical impedance tomography with modeling errors, Inverse Problems, 39, 085007 (2023).
2. P. Hirvi, T. Kuutela, Q. Fang, A. Hannukainen, N. Hyvönen, and I. Nissilä, Effects of atlas-based anatomy on modelled light transport in the neonatal head, Physics in Medicine & Biology, 68, 135019 (2023).
3. J. Dardé, N. Hyvönen, T. Kuutela, and T. Valkonen, Contact adapting electrode model for electrical impedance tomography, SIAM Journal on Applied Mathematics, 82, 427-449 (2022).
4. V. Candiani, N. Hyvönen, J. Kaipio, and V. Kolehmainen, Approximation error method for imaging the human head by electrical impedance tomography, Inverse Problems, 37, 125008 (2021).
5. A. Hannukainen, N. Hyvönen, and L. Perkkiö, Inverse heat source problem and experimental design for determining iron loss distribution, SIAM Journal on Scientific Computing, 43, B243-B270 (2021).
6. H. Garde and N. Hyvönen, Mimicking relative continuum measurements by electrode data in two-dimensional electrical impedance tomography, Numerische Mathematik, 147, 579-609 (2021).
7. V. Candiani, J. Dardé, H. Garde, and N. Hyvönen, Monotonicity-based reconstruction of extreme inclusions in electrical impedance tomography, SIAM Journal on Mathematical Analysis, 52, 6234-6259 (2020).
8. V. Candiani, A. Hannukainen, and N. Hyvönen, Computational framework for applying electrical impedance tomography to head imaging, SIAM Journal on Scientific Computing, 41, B1034-B1060 (2019).
9. N. Hyvönen and L. Mustonen, Generalized linearization techniques in electrical impedance tomography, Numerische Mathematik, 140, 95-120 (2018).
10. N. Hyvönen and L. Mustonen, Smoothened complete electrode model, SIAM Journal on Applied Mathematics, 77, 2250-2271 (2017).

11. N. Hyvönen, L. Päivärinta, and J. Tamminen, Enhancing D-bar reconstructions for electrical impedance tomography with conformal maps, Inverse Problems and Imaging, 12, 373-400 (2018).
12. N. Hyvönen, H. Majander, and S. Staboulis, Compensation for geometric modeling errors by positioning of electrodes in electrical impedance tomography, Inverse Problems, 33, 035006 (2017).
13. L. Chesnel, N. Hyvönen, and S. Staboulis, Construction of invisible conductivity perturbations for the point electrode model in electrical impedance tomography, SIAM Journal on Applied Mathematics, 75, 2093-2109 (2015).
14. M. Leinonen, H. Hakula, and N. Hyvönen, Application of stochastic Galerkin FEM to the complete electrode model of electrical impedance tomography, Journal of Computational Physics, 269, 181-200 (2014).
15. N. Hyvönen, A. K. Nandakumaran, H. M. Varma, and R. M. Vasu, Generalized eigenvalue decomposition of the field autocorrelation in correlation diffusion of photons in turbid media, Mathematical Methods in the Applied Sciences, 36, 1447-1458 (2013).
16. H. M. Varma, K. P. Mohanan, N. Hyvönen, A. K. Nandakumaran, and R. M. Vasu, Ultrasound-modulated optical tomography: Recovery of amplitude of vibration in the insonified region from boundary measurement of light correlation, Journal of the Optical Society of America A, 28, 2322-2331 (2011).
17. H. Hakula, L. Harhanen, and N. Hyvönen, Sweep data of electrical impedance tomography, Inverse Problems, 27, 115006 (2011)..
18. M. Hanke, B. Harrach, and N. Hyvönen, Justification of point electrode models in electrical impedance tomography, Mathematical Models and Methods in Applied Sciences, 21, 1395-1413 (2011).
19. N. Hyvönen, M. Kalke, M. Lassas, H. Setälä, and S. Siltanen, Three-dimensional dental X-ray imaging by combination of panoramic and projection data, Inverse Problems and Imaging, 4, 257-271 (2010).
20. N. Hyvönen, K. Karhunen, and A. Seppänen, Frechet derivative with respect to the shape of an internal electrode in electrical impedance tomography, SIAM Journal on Applied Mathematics, 70, 1878-1898 (2010).
21. M. Hanke, N. Hyvönen, and S. Reusswig, An inverse backscatter problem for electric impedance tomography, SIAM Journal on Mathematical Analysis, 41, 1948-1966 (2009).
22. N. Hyvönen, Comparison of idealized and electrode Dirichlet-to-Neumann maps in electric impedance tomography with an application to boundary determination of conductivity, Inverse Problems, 25, 085008 (2009).
23. N. Hyvönen, Approximating idealized boundary data of electric impedance tomography by electrode measurements, Mathematical Models and Methods in Applied Sciences, 19, (2009).
24. H. Hakula and N. Hyvönen, On computation of test dipoles for factorization method, accepted to BIT Numerical Mathematics.
25. A. Lechleiter, N. Hyvönen, and H. Hakula, The factorization method applied to the complete electrode model of impedance tomography, SIAM Journal on Applied Mathematics, 68, 1097-1121 (2008).
26. N. Hyvönen, Complete electrode model of electrical impedance tomography: Approximation properties and characterization of inclusions, SIAM Journal on Applied Mathematics 64, 902-931 (2004).
27. N. Hyvönen, Analysis of optical tomography with non-scattering regions, Proceedings of the Edinburgh Mathematical Society 45, 257-276 (2002).