VILLE KOLEHMAINEN

Yhteystiedot

Avainsanat

Tutkimusryhmät - UEF

• 
  Laskennallisen fysiikan ja inversio-ongelmien tutkimusryhmä
• 
  Neuro-Innovation

Julkaisut

• Agnelli, Juan P; Kolehmainen, Ville; Lassas, Matti J; Ola, Petri; Siltanen Samuli. 2021. Simultaneous Reconstruction of Conductivity, Boundary Shape, and Contact Impedances in Electrical Impedance Tomography Siam journal on imaging sciences 14 4: 1407-1438. 2021
• Monitoring hemorrhagic strokes using EIT. Toivanen, Jussi; Hänninen, Asko; Savolainen, Tuomo; Forss, Nina; Kolehmainen, Ville / Bioimpedance and Spectroscopy. 2021. 2021
• Arif, M. Ziaul; Lehtikangas, Ossi; Seppänen, Aku; Kolehmainen, Ville; Vauhkonen, Marko. 2021. Joint Reconstruction of Conductivity and Velocity in Two-Phase Flows Using Electromagnetic Flow Tomography and Electrical Tomography: A Simulation Study IEEE transactions on instrumentation and measurement 70: 1010017. 2021
• Paldanius, Antti; Dekdouk, Bachir; Toivanen, Jussi; Kolehmainen, Ville; Hyttinen, Jari. 2021. Sensitivity Analysis Highlights the Importance of Accurate Head Models for Electrical Impedance Tomography Monitoring of Intracerebral Hemorrhagic Stroke IEEE transactions on biomedical engineering 2022; 69 4: 1491-1501. 2021
• Wettenhovi, V-V; Vauhkonen, M; Kolehmainen, V. 2021. OMEGA - open-source emission tomography software Physics in medicine and biology 66 6: 065010. 2021
• Lipponen, Antti; Kolehmainen, Ville; Kolmonen, Pekka; Kukkurainen, Antti; Mielonen, Tero; Sabater, Neus; Sogacheva, Larisa; Virtanen, Timo H.; Arola, Antti. 2021. Model-enforced post-process correction of satellite aerosol retrievals Atmospheric measurement techniques 14 4: 2981-2992. 2021
• Hanhela, Matti; Gröhn, Olli; Kettunen, Mikko; Niinimäki, Kati; Vauhkonen, Marko; Kolehmainen, Ville. 2021. Data-Driven Regularization Parameter Selection in Dynamic MRI Journal of imaging 7 2: 38. 2021
• Hamilton, Sarah J; Isaacson, David; Kolehmainen, Ville; Muller, Peter A; Toivanen, Jussi; Bray, Patrick F. 2021. 3D Electrical Impedance Tomography reconstructions from simulated electrode data using direct inversion t(exp) and Calderón methods Inverse problems and imaging 15 5: 1135-1169. 2021
• Candiani, V; Hyvönen, N; Kaipio, JP; Kolehmainen, V. 2021. Approximation error method for imaging the human head by electrical impedance tomography* Inverse problems 37 12: 125008. 2021
• Hanhela, Matti; Kettunen, Mikko; Gröhn, Olli; Vauhkonen, Marko; Kolehmainen, Ville. 2020. Temporal Huber Regularization for DCE-MRI Journal of mathematical imaging and vision 62: 1334-1346. 2020
• Liang, Guanghui; Dong, Feng; Kolehmainen, Ville; Vauhkonen, Marko; Ren, Shangjie. 2020. Nonstationary Image Reconstruction in Ultrasonic Transmission Tomography Using Kalman Filter and Dimension Reduction IEEE transactions on instrumentation and measurement 2021; 70: 4501012. 2020
• Parameter Selection in Dynamic Contrast-Enhanced Magnetic Resonance Tomography. Niinimäki, Kati; Hanhela, Matti; Kolehmainen, Ville / Mathematical and Numerical Approaches for Multi-Wave Inverse Problems. 2020. 2020
• Toivanen, Jussi; Meaney, Alexander; Siltanen, Samuli; Kolehmainen, Ville. 2020. Joint reconstruction in low dose multi-energy CT Inverse problems and imaging 14 4: 607-629. 2020
• Hamilton, S J; Hänninen, A; Hauptmann, A; Kolehmainen, V. 2019. Beltrami-net : domain-independent deep D-bar learning for absolute imaging with electrical impedance tomography (a-EIT) Physiological measurement 40 7: 74002. 2019
• Kolehmainen, Ville; Ehrhardt, Matthias J; Arridge, Simon R. 2019. Incorporating structural prior information and sparsity into EIT using parallel level sets Inverse problems and imaging 13 2: 285-307. 2019
• Nykänen, O; Rieppo, L; Töyräs, J; Kolehmainen, V; Saarakkala, S; Shmueli, K; Nissi, MJ. 2018. Quantitative susceptibility mapping of articular cartilage: Ex vivo findings at multiple orientations and following different degradation treatments Magnetic resonance in medicine 80 6: 2702-2716. 2018
• State estimation in dynamic MRI. Wettenhovi, Ville-Veikko; Kolehmainen, Ville; Huttunen, Joanna; Kettunen, Mikko; Gröhn, Olli; Vauhkonen, Marko / 2018 IEEE Nuclear Science Symposium and Medical Imaging (NSS/MIC): Conference Proceedings. 2018. 2018
• Rasch, Julian; Kolehmainen, Ville; Nivajärvi, Riikka; Kettunen, Mikko; Grohn, Olli; Burger, Martin; Brinkmann, Eva-Maria. 2018. Dynamic MRI reconstruction from undersampled data with an anatomical prescan INVERSE PROBLEMS 34 7: 074001. 2018
• Lipponen, Antti; Mielonen, Tero; Pitkänen, Mikko R A; Levy, Robert C; Sawyer, Virginia R; Romakkaniemi, Sami; Kolehmainen, Ville; Arola, Antti. 2018. Bayesian aerosol retrieval algorithm for MODIS AOD retrieval over land. Atmospheric Measurement Techniques 11 3: 1529-1547. 2018
• Lipponen, A; Huttunen, JMJ; Romakkaniemi, S; Kokkola, H; Kolehmainen, V. 2018. Correction of Model Reduction Errors in Simulations Siam journal on scientific computing 40 1: B305-B327. 2018
• Abreu, Luiz AS; Orlande, Helcio RB; Colaço, Marcelo J; Kaipio, Jari; Kolehmainen, Ville; Pacheco, César C; Cotta, Renato M. 2018. Detection of contact failures with the Markov chain Monte Carlo method by using integral transformed measurements International journal of thermal sciences 132: 486-497. 2018
• González Gerardo, Kolehmainen Ville, Seppänen Aku. 2017. Isotropic and anisotropic total variation regularization in electrical impedance tomography. Computers & Mathematics with Applications 74 3: 564-576. 2017
• Liu Dong, Seppänen Aku, Kolehmainen Ville. 2017. Three Dimensional Simulation of Electrical Impedance Tomography for Imaging Vocal Folds Within the Human Neck. JOURNAL OF MEDICAL IMAGING AND HEALTH INFORMATICS 7 7: 1509-1516. 2017
• Toivanen JM, Tarvainen T, Huttunen JMJ, Savolainen T, Pulkkinen A, Orlande HRB, Kaipio JP, Kolehmainen V. 2017. Thermal tomography utilizing truncated Fourier series approximation of the heat diffusion equation. INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER 108 Part A: 860-867. 2017
• Wettenhovi Ville-Veikko, Kolehmainen Ville, Huttunen Joanna, Kettunen Mikko, Gröhn Olli, Vauhkonen Marko. 2017. State Estimation with Structural Priors in fMRI. Journal of Mathematical Imaging and Vision 2018; 60 2: 174-188. 2017
• Niinimäki K, Lassas M, Hämälainen K, Kallonen A, Kolehmainen V, Niemi, E, Siltanen S. 2016. Multiresolution Parameter Choice Method for Total Variation Regularized Tomography. SIAM Journal on Imaging Sciences 9 3: 938-974. 2016
• Mozumder Meghdoot, Tarvainen Tanja, Arridge Simon, Kaipio Jari P, d'Andrea Cosimo, Kolehmainen Ville. 2016. Approximate marginalization of absorption and scattering in fluorescence diffuse optical tomography. INVERSE PROBLEMS AND IMAGING 10 1: 227-246. 2016
• Liu Dong, Kolehmainen Ville, Siltanen Samuli, Laukkanen Anne-Maria, Seppänen Aku. 2016. Nonlinear Difference Imaging Approach to Three-Dimensional Electrical Impedance Tomography in the Presence of Geometric Modeling Errors. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING 63 9: 1956-1965. 2016
• Huttunen JMJ, Räisänen J, Nissinen A, Lipponen A, Kolehmainen V. 2016. Cross-validation analysis of bias models in Bayesian multi-model projections of climate. Climate Dynamics [Epub ahead of print 10 May 2016]: 1-16. 2016
• Ehrhardt M, Markiewicz P, Liljeroth M, Barnes A, Kolehmainen V, Duncan J, Pizarro L, Atkinson D, Hutton B, Ourselin S, Thielemans Kris, Arridge Simon R. 2016. PET Reconstruction With an Anatomical MRI Prior Using Parallel Level Sets. IEEE TRANSACTIONS ON MEDICAL IMAGING 35 9: 2189-2199. 2016
• Arridge Simon R., Kaipio Jari P., Kolehmainen Ville, Tarvainen Tanja. 2015. Optical Imaging. Teoksessa: Otmar Scherzer (toim.) Handbook of Mathematical Methods in Imaging. SPRINGER. s. 1033-1079. 2015
• González G, Huttunen JMJ, Kolehmainen V, Seppänen A, Vauhkonen M. 2015. Experimental evaluation of 3D electrical impedance tomography with total variation prior. INVERSE PROBLEMS IN SCIENCE AND ENGINEERING 2016; 24 8: 1411-1431. 2015
• Liu Dong, Kolehmainen Ville, Siltanen Samuli, Laukkanen Anne-Maria, Seppänen Aku. 2015. Estimation of conductivity changes in a region of interest with electrical impedance tomography. INVERSE PROBLEMS AND IMAGING 9 1: 211-229. 2015
• Liu Dong, Kolehmainen Ville, Siltanen Samuli, Seppänen Aku. 2015. A nonlinear approach to difference imaging in EIT; assessment of the robustness in the presence of modelling errors. INVERSE PROBLEMS 31 3: 25 p. 2015
• Mozumder Meghdoot, Tarvainen Tanja, Seppänen Aku, Nissilä Ilkka, Arridge Simon R, Kolehmainen Ville. 2015. Nonlinear approach to difference imaging in diffuse optical tomography. Journal of Biomedical Optics 20 10. 2015
• Nissinen A, Kaipio JP, Vauhkonen M, Kolehmainen V. 2015. Contrast enhancement in EIT imaging of the brain. PHYSIOLOGICAL MEASUREMENT 2016; 37 1: 1-24. 2015
• Pulkkinen Aki, Kolehmainen Ville, Kaipio Jari P, Cox Benjamin T, Arridge Simon R, Tarvainen Tanja. 2014. APPROXIMATE MARGINALIZATION OF UNKNOWN SCATTERING IN QUANTITATIVE PHOTOACOUSTIC TOMOGRAPHY. INVERSE PROBLEMS AND IMAGING 8 3: 811-829. 2014
• Toivanen Jussi, Tarvainen Tanja, Huttunen Janne, Savolainen Tuomo, Orlande Helcio, Kaipio Jari, Kolehmainen Ville. 2014. 3D thermal tomography with experimental measurement data. INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER 78: 1126-1134. 2014
• Abreu LA, Orlande HRB, Kaipio J, Kolehmainen V, Cotta RM, Quaresma NN. 2014. Identification of contact failures in multi-layered composites with the Markov chain Monte Carlo method. Journal of Heat Transfer 136 10: 101302-101302-9.. 2014
• Mozumder Meghdoot, Tarvainen Tanja, Arridge Simon R, Kaipio Jari, Kolehmainen Ville. 2014. Compensation of optode position and sensitivity errors in diffuse optical tomography: Meghdoot Mozumder, Tanja Tarvainen, Simon R. Arridge, Jari Kaipio, and Ville Kolehmainen, Compensation of optode position and sensitivity errors in diffuse optical tomography. BM3A.76. 2014
• Mozumder Meghdoot, Tarvainen Tanja, Kaipio Jari P, Arridge Simon R, Kolehmainen Ville. 2014. Compensation of modeling errors due to unknown domain boundary in diffuse optical tomography. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A 31 8: 1847-1855. 2014
• A. Lipponen, V. Kolehmainen, S. Romakkaniemi, H. Kokkola. 2013. Correction of approximation errors with Random Forests applied to modelling of cloud droplet formation. Geoscientific Model Development 6 6: 2087-2098. 2013
• Hämäläinen K, Kallonen A, Kolehmainen V, Lassas M, Niinimäki K, Siltanen S. 2013. Sparse tomography. SIAM JOURNAL ON SCIENTIFIC COMPUTING 35: B644-B665. 2013
• J. P. Kaipio, V. Kolehmainen. 2013. Approximate marginalization over modeling errors and uncertainties in inverse problems: Paul Damien, Petros Dellaportas, Nicholas G. Polson, David A. Stephens, Bayesian Theory and Applications. 644-672. 2013
• Kolehmainen V, Lassas M, Ola P, Siltanen S. 2013. Recovering boundary shape and conductivity in electrical impedance tomography. INVERSE PROBLEMS AND IMAGING 7 1: 217-242. 2013
• M. Mozumder, T. Tarvainen, S. R. Arridge, J. P. Kaipio, V. Kolehmainen. 2013. Compensation of optode sensitivity and position errors in diffuse optical tomography using the approximation error approach. Biomedical Optics Express 4 10: 2015-2031. 2013
• Tarvainen Tanja, Kolehmainen Ville, Lehtikangas Ossi, Arridge Simon R, Kaipio Jari P. 2013. Utilising the coupled radiative transfer - diffusion model in diffuse optical tomography: Taroni P, Dehghani H, Proc. SPIE 8799, Diffuse Optical Imaging IV. Proceedings of SPIE. 879907. 2013
• Tarvainen Tanja, Kolehmainen Ville, Arridge Simon R., Kaipio Jari P,. 2012. Utilising approximation error modelling in linear reconstruction in diffuse optical tomography. Teoksessa: Optical Society of America (toim.), Biomedical Optics and Digital Holography and Three-Dimensional Imaging. ss. BTu3A.41. 2012
• Toivanen Jussi M, Kolehmainen Ville, Tarvainen Tanja, Orlande Helcio RB, Kaipio Jari P. 2012. Simultaneous estimation of spatially distributed thermal conductivity, heat capacity and surface heat transfer coefficient in thermal tomography. INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER 55: 7958-7968. 2012
• G. del Muro González, A. Seppänen, V. Kolehmainen, N. Hyvönen. 2012. A Bayesian approach to Cole-Cole parameter estimation with multi-frequency EIT. Teoksessa: (toim.), 13th International Conference on Biomedical Applications of Electrical Impedance Tomography. ss. 28-29. 2012
• Kolehmainen, Ville; Schweiger, Martin; Nissilä, Ilkka; Tarvainen, Tanja; Arridge, Simon R.; Kaipio, Jari P.. 2012. Approximation Errors and Model Reduction in Three-Dimensional Diffuse Optical Tomography: -, Biomedical Optics and Digital Holography and Three-Dimensional Imaging.Optical Society of America. BTu3A.5. 2012
• Kolehmainen V, Lassas M, Niinimäki K, Siltanen S. 2012. Sparsity-promoting Bayesian inversion. INVERSE PROBLEMS 28: 025005. 2012
• Heiskala Juha, Kolehmainen Ville, Tarvainen Tanja, Kaipio Jari P, Arridge Simon R. 2012. Approximation error method can reduce artifacts due to scalp blood flow in optical brain activation imaging. Journal of Biomedical Optics 17 9: 096012. 2012
• Teresa Correia, Juan Aguirre, Alejandro Sisniega, Judit Chamorro-Servent, Juan Abascal, Juan J. Vaquero, Manuel Desco, Ville Kolehmainen and Simon Arridge. 2011. Split operator method for fluorescence diffuse optical tomography using anisotropic diffusion regularisation with prior anatomical information Biomedical Optics Express 2 9: 2632-2648. 2011
• Tarvainen Tanja, Kolehmainen Ville, Arridge Simon R, Kaipio Jari P. 2011. Image reconstruction in diffuse optical tomography using the coupled radiative transport - diffusion model JOURNAL OF QUANTITATIVE SPECTROSCOPY & RADIATIVE TRANSFER 112: 2600-2608. 2011
• Simon R. Arridge, Jari P. Kaipio, Ville Kolehmainen and Tanja Tarvainen. 2011. Optical Imaging: O. Scherzer, Handbook of Mathematical Methods in Imaging. Springer Reference. 735-780. 2011
• Kolehmainen V, Tarvainen T, Arridge S. R. and Kaipio J. P.. 2011. Marginalization of uninteresting distributed parameters in inverse problems - Application to diffuse optical tomography. International Journal for Uncertainty Quantification 1 1: 1-17. 2011
• L. A. Abreu, H. R. B. Orlande, C. P. Naveira-Cotta, J. N. N. Quaresma, R. M. Cotta, J. P. Kaipio and V. Kolehmainen.. 2011. Identification of contact failures in multi-layered composites: n/a, In Proceedings of the ASME 2011 31st International Design Engineering Technical Conferences & Computers and Information in Engineering Conference IDETC/CIE 2011. 479-487. 2011
• Antti Nissinen, Ville Petteri Kolehmainen, Jari P. Kaipio. 2011. Compensation of Modelling Errors Due to Unknown Domain Boundary in Electrical Impedance Tomography. IEEE TRANSACTIONS ON MEDICAL IMAGING 30 2: 231-242. 2011
• Antti Nissinen, Ville Kolehmainen, Jari P. Kaipio. 2011. RECONSTRUCTION OF DOMAIN BOUNDARY AND CONDUCTIVITY IN ELECTRICAL IMPEDANCE TOMOGRAPHY USING THE APPROXIMATION ERROR APPROACH International Journal for Uncertainty Quantification 1 3: 203-222. 2011
• A. Seppänen, A. Nissinen, V. Kolehmainen, S. Siltanen and A-M. Laukkanen. 2011. Electrical Impedance Tomography Imaging of Larynx: Claudia Manfredi, Models and analysis of vocal emissions for biomedical applications: 7th international workshop: August 25-27 2011. 27-29. 2011
• Antti Nissinen, Ville Kolehmainen, Jari Kaipio. 2010. Compensation of errors due to incorrect model geometry in electrical impedance tomography. Teoksessa: IOP (toim.), XIV International Conference on Electrical Bioimpedance and 11th Conference on Biomedical Applications of Electrical Impedance Tomography (ICEBI & EIT 2010). Journal of physics: conference series. ss. 012050. 2010
• C. Mota, H. R. B. Orlande, M. De Carvalho, V. Kolehmainen and J. P. Kaipio. 2010. Bayesian estimation of temperature dependent thermophysical properties and transient boundary heat flux. Heat Transfer Engineering 31 7: 570-580. 2010
• Ossi Lehtikangas, Tanja Tarvainen, Ville Kolehmainen, Aki Pulkkinen, Simon R Arridge, Jari P Kaipio. 2010. Finite element approximation of the Fokker-Planck equation for diffuse optical tomography. JOURNAL OF QUANTITATIVE SPECTROSCOPY & RADIATIVE TRANSFER 111: 1406-1417. 2010
• Ossi Lehtikangas, Tanja Tarvainen, Ville Kolehmainen, Aki Pulkkinen, Simon R Arridge, Jari P Kaipio. 2010. Finite Element Solution of the Fokker-Planck Equation for Optical Tomography. Teoksessa: The Optical Society (toim.), Biomedical Optics (BIOMED)/ Digital Holography and Three‐Dimensional Imaging (DH) Technical Digest. ss. BSuE1. 2010
• Ossi Lehtikangas, Tanja Tarvainen, Ville Kolehmainen, Simon R. Arridge, Jari P. Kaipio. 2010. Finite element approximation of the Fokker-Planck equation for diffuse optical tomography. Teoksessa: (toim.), Proceeding of the XLIV Annual Conference of the Finnish Physical Society, March 11-13, 2010, Jyväskylä. ss. 81. 2010
• Tanja Tarvainen, Ville Kolehmainen, Aki Pulkkinen, Marko Vauhkonen, Martin Schweiger, Simon R Arridge, Jari P Kaipio. 2010. An approximation error approach for compensating for modelling errors between the radiative transfer equation and the diffusion approximation in diffuse optical tomography INVERSE PROBLEMS 26: 015005 (18pp). 2010
• Tanja Tarvainen, Ville Kolehmainen, Aki Pulkkinen, Marko Vauhkonen, Martin Schweiger, Simon R. Arridge, and Jari P. Kaipio. 2010. Approximation Error Approach for Compensating Modelling Errors in Optical Tomography: The Optical Society, Biomedical Optics (BIOMED)/ Digital Holography and Three‐Dimensional Imaging (DH) Technical Digest. BSuD48. 2010
• Tanja Tarvainen, Ville Kolehmainen, Jari P. Kaipio, Simon R. Arridge. 2010. Corrections to linear methods for diffuse optical tomography using approximation error modelling. Biomedical Optics Express 1 1: 209-222. 2010
• Ville Kolehmainen, Matti Lassas ja Petri Ola. 2010. Calderon's inverse problem with an imperfectly known boundary and reconstruction up to a conformal deformation. SIAM Journal on Mathematical Analysis 42 3: 1371-1381. 2010
• Zacharopoulos A, Schweiger M, Kolehmainen V, Arridge S. 2009. 3D shape based reconstruction of experimental data in Diffuse Optical Tomography. OPTICS EXPRESS: THE INTERNATIONAL ELECTRONIC JOURNAL OF OPTICS 17 21: 18940-18956. 2009
• Nissinen A, Heikkinen LM, Kolehmainen V, Kaipio JP. 2009. Compensation of errors due to discretization, domain truncation and unknown contact impedances in electrical impedance tomography. MEASUREMENT SCIENCE AND TECHNOLOGY 20: 105504 (13 s.). 2009
• V. Kolehmainen, K. Niinimäki and S. Siltanen. 2009. Bayesian wavelet based multiresolution method for local tomography. Teoksessa: V. Capasso, G. Aletti and A. Micheletti (toim.), Stereology and Image Analysis. Ecs10: Proceeding of the 10th European Conference of ISS.ESCULAPIO Pub. Co. The MIRIAM Project Series. ss. 27-35. 2009
• Mota C, Orlande H R B, Wellelle O, Kolehmainen V and Kaipio J P. 2009. Inverse problem of simultaneous identification of thermophysical properties and boundary heat flux High Temperatures ¿ High Pressures 38: 171-185. 2009
• Niinimäki K, Siltanen S, Kolehmainen V. 2009. Bayesian multiresolution method for local X-ray tomography in dental radiology, Computational Imaging VII. SPIE Proceedings Series. 72460A-1-11. 2009
• Kolehmainen V, Schweiger M, Nissilä I, Tarvainen T, Arridge SR, Kaipio JP. 2009. Approximation errors and model reduction in three-dimensional diffuse optical tomography. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A 26 10: 2257-2268. 2009
• Niinimäki K, Kolehmainen V, Siltanen S. 2009. Bayesian Multiresolution Method for Local Tomography [ CD-ROM ], Frontiers in optics 2009 OSA¿s 93rd Annual Meeting Laser Science XXV APS/DLS 25th Annual Meeting. Signal recovery and Synthesis, OSA Technical Digest (CD).Optical Society of America. 2009
• Arridge S. R, Panagiotou C, Schweiger M and Kolehmainen V. 2008. Multimodal Diffuse Optical Tomography: Theory: F. S. Azar and X. Intes, Translational multimodality Optical Imaging.Artech House. 101-124. 2008
• Kolehmainen V, Lassas M and Ola P.. 2008. Electrical impedance tomography problem with inaccurately known boundary and contact impedances IEEE TRANSACTIONS ON MEDICAL IMAGING 27 10: 1404-1414. 2008
• Kolehmainen V, Lassas M, Siltanen S. 2008. Limited data x-ray tomography using nonlinear evolution equations SIAM JOURNAL ON SCIENTIFIC COMPUTING 30 3: 1413-1429. 2008
• S. R. Arridge, O. Dorn, V. Kolehmainen, M. Schweiger and A. Zacharopoulos. 2008. Parameter and structure reconstruction in optical tomography Journal of Physics: Conference Series 153: 012001. 2008
• S. R. Arridge, V. Kolehmainen and M. Schweiger. 2008. Reconstruction and regularization in Optical Tomography: Y. Censor, M. Jiang, A. K. Louis, Mathematical Methods in Biomedical Imaging and Intensity Modulated Radiation Therapy (IMRT). 1-18. 2008
• Tarvainen T, Vauhkonen M, Kolehmainen V, Kaipio JP, Arridge SR. 2008. Utilizing the Radiative Transfer Equation in Optical Tomography, PIERS Proseedings. 730-735. 2008
• Tarvainen T, Vauhkonen M, Kolehmainen V, Kaipio JP, Arrige SR. 2008. Utilizing the radiative transfer equation in optical tomography PIERS ONLINE 4 6: 655-660. 2008
• Niinimäki K, Siltanen S, Kolehmainen V. 2007. Multiresolution local tomography in dental radiology using wavelets: Niinimäki K, Siltanen S, Kolehmainen V, 29th International Conference of the IEEE Engineering in Medicine and Biology Society.EMBC. 4 s. 2007
• V. Kolehmainen, M. Lassas and P. Ola. 2007. Calderon's inverse problem with an imperfectly known boundary in two and three dimensions. Journal of Physics: Conference Series 73: 012002. 2007
• Tossavainen O-P, Vauhkonen M, Kolehmainen V. 2007. A three-dimensional shape estimation approach for tracking of phase interfaces in sedimentation processes using electrical impedance tomography MEASUREMENT SCIENCE AND TECHNOLOGY 18: 1413-1424. 2007
• S. Siltanen, E. Somersalo, V. Kolehmainen, M. Lassas and J. P. Kaipio. 2007. Method and arrangement for medical X-ray imaging and reconstruction from sparse data. US 7269241 B2. Yhdysvallat (USA). 2007
• Kolehmainen V, Lassas M, Ola P. 2007. The inverse conductivity problem with an imperfectly known boundary in three dimensions SIAM JOURNAL ON APPLIED MATHEMATICS 67 5: 1440-1452. 2007
• Niinimäki K, Siltanen S, Kolehmainen V. 2007. Bayesian multiresolution method for local tomography in dental x-ray imaging PHYSICS IN MEDICINE AND BIOLOGY 52: 6663-6678. 2007
• Kolehmainen V, Vanne A, Siltanen S, Järvenpää S, Kaipio JP, Lassas M, Kalke M. 2007. Bayesian inversion method for 3D dental X-ray imaging ELEKTROTECHNIK UND INFORMATIONSTECHNIK 127 7-8: 248-253. 2007
• Kolehmainen V, Kaipio JP, Orlande HRB. 2007. Reconstruction of thermal conductivity and heat capacity using a tomographic approach. INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER 50: 5150-5160. 2007
• J. P. Kaipio, S. Siltanen, M. Kalke, V. Kolehmainen and M. Lassas. 2007. Method and arrangement for three-dimensional medical X-ray imaging. US 7274766 B2. Yhdysvallat (USA). 2007
• Brandt SS, Kolehmainen V. 2007. Structure-from-motion without correspondence from tomographic projections by Bayesian inversion theory. IEEE TRANSACTIONS ON MEDICAL IMAGING 26 2: 238-248. 2007
• Tarvainen T., Vauhkonen M., Kolehmainen V., Kaipio J.. 2006. Modeling photon migration in tissues with the coupled rediative transfer equation and diffusion approximation. Teoksessa: (toim.), Biomedical Optics 2006. ss. 2006
• Zacharopoulos AD, Arridge SR, Dorn O, Kolehmainen V, Sikora J. 2006. Three-dimensional reconstruction of shape and piecewise constant region values for optical tomography using spherical harmonic parametrization and a boundary element method. INVERSE PROBLEMS 22: 1509-1532. 2006
• Vauhkonen M., Tarvainen T., Kolehmainen V., Kaipio J.. 2006. Finite element approximations for the radiative transfer equation, Biomedical Optics 2006. 2006
• V. Kolehmainen, S. R. Arridge, J. P. Kaipio, M. Schweiger, E. Somersalo, T. Tarvainen and M. Vauhkonen. 2006. Approximation Errors and Model Reduction in Optical Tomography: n/a, Engineering in Medicine and Biology Society, 2006. EMBS '06. 28th Annual International Conference of the IEEE.IEEE. 2659 - 2662. 2006
• V. Kolehmainen, M. Lassas and P. Ola. 2006. Electrical impedance tomography problem with inaccurately known boundary and contact impedances. Teoksessa: n/a (toim.), 3rd IEEE International Symposium on Biomedical Imaging: Nano to Macro, 2006..IEEE. ss. 1124-1127. 2006
• Tossavainen O-P, Vauhkonen M, Kolehmainen V, Kim KY. 2006. Tracking of moving interfaces in sedimentation processes using electrical impedance tomography. CHEMICAL ENGINEERING SCIENCE 61: 7717-7729. 2006
• Tossavainen O-P, Kolehmainen V, Vauhkonen M. 2006. Free-surface and admittivity estimation in electrical impedence tomography. INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN ENGINEERING 66: 1991-2013. 2006
• Zacharopoulos A, Arridge S, Dorn O, Kolehmainen V, Sikora J. 2006. 3D shape reconstruction in optical tomography using spherical harmonics and bem. JOURNAL OF ELECTROMAGNETIC WAVES AND APPLICATIONS 20 13: 1827-1836. 2006
• Tarvainen T, Vauhkonen M, Kolehmainen V, Kaipio JP. 2006. Finite element model for the coupled radiative transfer equation and diffusion approximation. INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN ENGINEERING 65: 383-405. 2006
• S. Siltanen, E. Somersalo, V. Kolehmainen, M. Lassas and J. P. Kaipio. 2006. Lääketieteellinen röntgenkuvauksen menetelmä ja järjestely. Suomi. 2006
• Kolehmainen V, Vanne A, Siltanen S, Järvenpää S, Kaipio JP, Lassas M, Kalke M. 2006. Parallelized Bayesian inversion for three-dimensional dental x-ray imaging. IEEE TRANSACTIONS ON MEDICAL IMAGING 25 2: 218-228. 2006
• Diamond SG, Huppert TJ, Kolehmainen V, Franceschini MA, Kaipio JP, Arridge SR, Boas DA. 2006. Dynamic physiological modeling for functional diffuse optical tomography. NEUROIMAGE 30: 88-101. 2006
• Arridge SR, Kaipio JP, Kolehmainen V, Schweiger M, Somersalo E, Tarvainen T, Vauhkonen M. 2006. Approximation errors and model reduction with an application in optical diffusion tomography INVERSE PROBLEMS 22: 175-195. 2006
• Arridge SR, Dorn O, Kaipio JP, Kolehmainen V, Schweiger M, Tarvainen T, Vauhkonen M, Zacharopoulos A. 2006. Reconstruction of subdomain boundaries of piecewise constant coefficients of the radiative transfer equation from optical tomography data. INVERSE PROBLEMS 22: 2175-2196. 2006
• A. Zacharopoulos, O. Dorn, S. R. Arridge, V. Kolehmainen and J. Sikora. 2006. Reconstruction of Simple Geometric Objects in 3D Optical Tomography Using an Adjoint Technique and a Boundary Element Method: L. L. Bonilla, M. Moscoso, G. Plantero, J. M. Vega, Progress in Industrial Mathematics at ECMI 2006.Springer. Mathematics in Industry 12. 603-607. 2006
• Schweiger M, Arridge SR, Dorn O, Zacharopoulos A, Kolehmainen V. 2006. Reconstructing absorption and diffusion shape profiles in optical tomography by a level set technique. OPTICS LETTERS 31 4: 471-473. 2006
• Tarvainen T, Vauhkonen M, Kolehmainen V, Kaipio JP. 2005. Coupled radiative transfer equation and diffusion approximation: Licha K, Cubeddu R, ECBO 2005 - European Conferences on Biomedical Optics.International Society for Optical Engineering, OSA. Proceedings of SPIE. 262-270. 2005
• Tarvainen T, Vauhkonen M, Kolehmainen V, Kaipio JP. 2005. Hybrid radiative-transfer-diffusion model for optical tomography. APPLIED OPTICS 44 6: 876-886. 2005
• Solomon Gilbert Diamond, Theodore J. Huppert, Ville Kolehmainen, Maria Angela Franceschini and Jari P. Kaipio. 2005. Physiological System Identification with the Kalman Filter in Diffuse Optical Tomography: J Duncan and G Gerig, , Medical Image Computing and Computer-Assisted Intervention ¿ MICCAI 2005.Springer-Verlag. Lecture Notes in Computer Science 3750. 649-656. 2005
• Tarvainen T, Vauhkonen M, Kolehmainen V, Arridge SR, Kaipio JP. 2005. Coupled radiative transfer equation and diffusion approximation model for photon migration in turbid medium with low-scattering and non-scattering regions PHYSICS IN MEDICINE AND BIOLOGY 50: 4913-4930. 2005
• Tarvainen T, Kolehmainen V, Vauhkonen M, Vanne A, Gibson AP, Schweiger M, Arridge SR, Kaipio JP. 2005. Computational calibration method for optical tomography. APPLIED OPTICS 44 10: 1879-1888. 2005
• Kolehmainen V, Lassas M, Ola P. 2005. The inverse conductivity problem with an imperfectly known boundary. SIAM JOURNAL ON APPLIED MATHEMATICS 66 2: 365-383. 2005
• Brandt S. S and Kolehmainen V. 2004. Motion Without Correspondence from Tomographic Projections by Bayesian Inversion Theory: n/a, Proceedings of the 2004 IEEE Computer Society Conference on Computer Vision and Pattern Recognition.IEEE Computer Society. 582-587. 2004
• Vauhkonen M, Vilhunen T, Kolehmainen V, Kaipio JP. 2004. Utilizing the radiative transfer equation in optical tomography, OSA Biomedical Optics, Topical Meetings.Optical Society of America. WF48. 2004
• Vilhunen T, Kolehmainen V, Vauhkonen M, Vanne A, Kaipio JP, Gibson A, Schweiger M, Arridge SR. 2004. Computational calibration method for optical tomography. Teoksessa: - (toim.), OSA Biomedical Optics, Topical meetings [CD-ROM]. ss. -. 2004
• Vilhunen T, Kolehmainen V, Vauhkonen M, Kaipio JP. 2003. A source model for optical diffusion tomography, Proceedings of 3rd World Congress on Industrial Process Tomography.The Virtual Centre for Industrial Process Tomography. 110-114. 2003
• Siltanen S, Kolehmainen V, Järvenpää S, Kaipio JP, Koistinen P, Lassas M, Pirttilä J, Somersalo E. 2003. Statistical inversion for medical x-ray tomography with few radiographs: I. General theory. PHYSICS IN MEDICINE AND BIOLOGY 48: 1437-1463. 2003
• Prince S, Kolehmainen V, Kaipio JP, Franceschini MA, Boas D, Arridge SR. 2003. Time-series estimation of biological factors in optical diffusion tomography. PHYSICS IN MEDICINE AND BIOLOGY 48: 1491-1504. 2003
• Kolehmainen V, Prince S, Arridge SR, Kaipio JP. 2003. State-estimation approach to the nonstationary optical tomography problem. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A 20 5: 876-889. 2003
• Kolehmainen V, Siltanen S, Järvenpää S, Kaipio JP, Koistinen P, Lassas M, Pirttilä J, Somersalo E. 2003. Statistical inversion for medical x-ray tomography with few radiographs: II. Application to dental radiology. PHYSICS IN MEDICINE AND BIOLOGY 48: 1465- 1490. 2003
• Vilhunen T, Vauhkonen M, Kolehmainen V, Kaipio JP. 2002. Linking the radiative transfer equation and the diffusion approximation, OSA Biomedical Topical Meetings.Optical Society of America. 12-14. 2002
• Kolehmainen V, Voutilainen A, Kaipio JP. 2001. Estimation of non-stationary region boundaries in EIT-state estimation approach. INVERSE PROBLEMS 17: 1937-1956. 2001
• Kolehmainen V. 2001. Novel Approaches to Image Reconstruction in Diffusion Tomography. Kuopion yliopiston julkaisuja C. Luonnontieteet ja ympäristötieteet. 2001
• Voutilainen A, Kolehmainen V, Kaipio JP. 2001. Statistical inversion of aerosol size measurement data. INVERSE PROBLEMS IN SCIENCE AND ENGINEERING 9: 67-94. 2001
• Voutilainen A, Kolehmainen V, Stratmann F, Kaipio JP. 2001. Computational methods for the estimation of aerosol size distributions: Uvarova LA, Latyshev AV, Mathematical Modeling. Problems, Methods, Applications.Kluwer Academic. 219-230. 2001
• Kolehmainen V, Vauhkonen M, Kaipio JP, Arridge SR. 2000. Recovery of piecewise constant coefficients in optical diffusion tomography [online]. OPTICS EXPRESS: THE INTERNATIONAL ELECTRONIC JOURNAL OF OPTICS 7 13: 468-480. 2000
• Voutilainen A, Kolehmainen V, Kaipio JP. 2000. Statistical inversion of aerosol size distribution data, Abstracts of the 2000 European Aerosol Conference.Pergamon. Journal of Aerosol Science. Supplement. 767-768. 2000
• Kolehmainen V, Arridge SR, Vauhkonen M, Kaipio JP. 2000. Simultaneous reconstruction of internal tissue region boundaries and coefficients in optical diffusion tomography. PHYSICS IN MEDICINE AND BIOLOGY 45: 3267-3283. 2000
• Kaipio JP, Kolehmainen V, Somersalo E, Vauhkonen M. 2000. Statistical inversion and Monte Carlo sampling methods in electrical impedance tomography. INVERSE PROBLEMS 16: 1487-1522. 2000
• Kaipio JP, Kolehmainen V, Vauhkonen M, Somersalo E. 1999. Inverse problems with structural prior information INVERSE PROBLEMS 15: 713-729. 1999
• Karjalainen PA, Kaipio JP, Kolehmainen V, Koistinen AS, Partanen J. 1999. Regularization approach to the single trial estimation of multi channel evoked potentials, Proceedings of the First Joint BMES/EMBS Conference. Serving Humanity. Advancing Technology. 423. 1999
• Kolehmainen V, Arridge SR, Lionheart WRB, Kaipio JP. 1999. Recovery of organ boundaries in optical tomography, Proceedings of the First Joint BMES/EMBS Conference. Serving Humanity. Advancing Technology. 1090. 1999
• Kolehmainen V, Arridge SR, Lionheart WRB, Vauhkonen M, Kaipio JP. 1999. Recovery of region boundaries of piecewise constant coefficients of an elliptic PDE from boundary data. INVERSE PROBLEMS 15: 1375-1391. 1999
• Kaipio JP, Kolehmainen V, Vauhkonen M, Somersalo E. 1998. Construction of anatomy-based priors with anisotropic characteristics with application to electrical impedance tomography: Chang HK, Zhang YT, Biomedical Engineering Towards the Year 2000 and Beyond. Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society.IEEE. 1032-1035. 1998
• Kolehmainen V, Somersalo E, Vauhkonen PJ, Vauhkonen M, Kaipio JP. 1998. A Bayesian approach and total variation priors in 3D Electrical Impedance Tomography: Chang HK, Zhang YT, Biomedical Engineering Towards the Year 2000 and Beyond. Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society.IEEE. 1028-1031. 1998
• Kuikka JT, Baulieu JL, Hiltunen J, Halldin C, Bergström KA, Farde L, Emond P, Chalon S, Yu M, Nikula T, Laitinen T, Karhu J, Tupala E, Hallikainen T, Kolehmainen V, Mauclaire L, Maziere B, Tiihonen J, Guilloteau D. 1998. Pharmacokinetics and dosimetry of iodine-123 labelled PE2I in humans, a radioligand for dopamine transporter imaging. EUROPEAN JOURNAL OF NUCLEAR MEDICINE AND MOLECULAR IMAGING 25 5: 531-534. 1998
• Kolehmainen V, Vauhkonen M, Karjalainen PA, Kaipio JP. 1997. Assessment of errors in static electrical impedance tomography with adjacent and trigonometric current patterns. PHYSIOLOGICAL MEASUREMENT 18: 289-303. 1997
• Kolehmainen V, Vauhkonen M, Karjalainen PA, Kaipio JP. 1997. Spatial inhomogeneity and regularization in EIT, Magnificent Milestones and Emerging Opportunities in Medical Engineering. Proceedings of the 19th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. [CD-ROM].IEEE. 449-452. 1997
• V. Kolehmainen, M. Vauhkonen, P. A. Karjalainen and J. P. Kaipio. 1997. Comparison of adjacent and trigonometric current patterns in electrical impedance tomography MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING 35 suppl part 1: 320. 1997