Finite element approximation of the radiative transport equation in a medium with piece-wise constant refractive index O Lehtikangas, T Tarvainen, AD Kim, SR Arridge Journal of Computational Physics 282, 345-359, 2015 | 31 | 2015 |
Reconstruction of velocity fields in electromagnetic flow tomography O Lehtikangas, K Karhunen, M Vauhkonen Philosophical Transactions of the Royal Society A: Mathematical, Physical …, 2016 | 23 | 2016 |
Hybrid forward-peaked-scattering-diffusion approximations for light propagation in turbid media with low-scattering regions O Lehtikangas, T Tarvainen Journal of Quantitative Spectroscopy and Radiative Transfer 116, 132-144, 2013 | 22 | 2013 |
Multimodal imaging of multiphase flows with electromagnetic flow tomography and electrical tomography M Vauhkonen, A Hänninen, J Jauhiainen, O Lehtikangas Measurement Science and Technology 30 (9), 094001, 2019 | 19 | 2019 |
Joint reconstruction of conductivity and velocity in two-phase flows using electromagnetic flow tomography and electrical tomography: A simulation study MZ Arif, O Lehtikangas, A Seppänen, V Kolehmainen, M Vauhkonen IEEE Transactions on Instrumentation and Measurement 70, 1-17, 2021 | 15 | 2021 |
A measurement device for electromagnetic flow tomography M Vauhkonen, A Hänninen, O Lehtikangas Measurement Science and Technology 29 (1), 015401, 2017 | 15 | 2017 |
Modeling boundary measurements of scattered light using the corrected diffusion approximation O Lehtikangas, T Tarvainen, AD Kim Biomedical optics express 3 (3), 552-571, 2012 | 15 | 2012 |
Finite element approximation of the Fokker–Planck equation for diffuse optical tomography O Lehtikangas, T Tarvainen, V Kolehmainen, A Pulkkinen, SR Arridge, ... Journal of Quantitative Spectroscopy and Radiative Transfer 111 (10), 1406-1417, 2010 | 14 | 2010 |
Correlated noise and prior models in electromagnetic flow tomography O Lehtikangas, M Vauhkonen Measurement Science and Technology 28 (5), 054007, 2017 | 13 | 2017 |
Optimal coil currents in electromagnetic flow tomography O Lehtikangas, M Vauhkonen IEEE Sensors Journal 17 (24), 8137-8145, 2017 | 11 | 2017 |
Reconstruction of velocity fields in electromagnetic flow tomography using different magnetic field excitations M Vauhkonen, O Lehtikangas Proc. 8th World Congr. Ind. Process Tomography, 2016 | 6 | 2016 |
Effect of noise level and prior parameters on the velocity field reconstructions in electromagnetic flow tomography O Lehtikangas, M Vauhkonen 8th World Congress on Industrial Process Tomography, 2016 | 5 | 2016 |
Utilising the coupled radiative transfer-diffusion model in diffuse optical tomography T Tarvainen, V Kolehmainen, O Lehtikangas, JP Kaipio, SR Arridge European Conference on Biomedical Optics, 879907, 2013 | 5 | 2013 |
Utilizing Fokker-Planck-Eddington approximation in modeling light transport in tissues-like media O Lehtikangas, T Tarvainen European Conference on Biomedical Optics, 879908, 2013 | 2 | 2013 |
Reliable Detection of Water Cut in Inlet Piping Under Stratified Flow Conditions for Mature Fields and WIO and OIW Emulsion Layers in Crude Oil Settling Tanks with Novel Sensor … P Laakkonen, A Nissinen, O Lehtikangas, J Hartikainen, P Kaunisto, ... SPE Offshore Europe Conference and Exhibition, D032S017R001, 2021 | 1 | 2021 |
Novel In-Line Inspection Tool for Deposit Characterization in Pipelines O Lehtikangas, A Voutilainen, A Nissinen, P Laakkonen, S Cyriac, ... Abu Dhabi International Petroleum Exhibition and Conference, D032S213R001, 2021 | | 2021 |
Novel Intelligent Pigging Tool For Deposit Inspection Using Electrical Tomography with High Computational Efficiency Enabled Through Neural Networks A Nissinen, O Lehtikangas, A Voutilainen, P Laakkonen, A Lehikoinen Offshore Technology Conference, D022S060R007, 2021 | | 2021 |
Three-Phase Separator Online Measurement and Data Analytics for Fluid Interface and Emulsion Thickness Utilizing a Single Emulsion Watch Profiler J Hartikainen, P Kaunisto, J Walls, A Voutilainen, P Laakkonen, ... Offshore Technology Conference, 2021 | | 2021 |
Data from: Reconstruction of velocity fields in electromagnetic flow tomography O Lehtikangas, K Karhunen, M Vauhkonen | | 2017 |
Approximations and hybrid models for modeling light propagation in biological tissues O Lehtikangas Itä-Suomen yliopisto, 2014 | | 2014 |