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ORCIDSampsa Pursiainen
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2020 – today
- 2024
[j19]Santtu Söderholm
, Joonas Lahtinen, Carsten H. Wolters, Sampsa Pursiainen:
The effects of peeling on finite element method -based EEG source reconstruction. Biomed. Signal Process. Control. 89: 105695 (2024)- [j18]Maryam Samavaki, Santtu Söderholm, Arash Zarrin Nia, Sampsa Pursiainen:
Modeling of blood flow in cerebral arterial circulation and its dynamic impact on electrical conductivity in a realistic multi-compartment head model. Comput. Methods Programs Biomed. 244: 107983 (2024) - [j17]Joonas Lahtinen, Atena Rezaei, Sampsa Pursiainen:
Effects of source space resolution, randomization and averaging in focal EEG source localization: Estimation of forward and inverse errors. J. Comput. Appl. Math. 448: 115922 (2024) - [i11]Yusuf Oluwatoki Yusuf, Astrid Dufaure, Liisa-Ida Sorsa, Christelle Eyraud, Jean-Michel Geffrin, Alain Hérique, Sampsa Pursiainen:
Anomaly distinguishability in an asteroid analogue using quasi-monostatic experimental radar measurements. CoRR abs/2405.15955 (2024) - [i10]Maryam Samavaki, Santtu Söderholm, Arash Zarrin Nia, Sampsa Pursiainen:
A Coupled Diffusion Approximation for Spatiotemporal Hemodynamic Response and Deoxygenated Blood Volume Fraction in Microcirculation. CoRR abs/2407.17082 (2024) - 2023
- [j16]Maryam Samavaki, Yusuf Oluwatoki Yusuf, Arash Zarrin Nia, Santtu Söderholm, Joonas Lahtinen, Fernando Galaz Prieto, Sampsa Pursiainen:
Pressure-Poisson equation in numerical simulation of cerebral arterial circulation and its effect on the electrical conductivity of the brain. Comput. Methods Programs Biomed. 242: 107844 (2023) - [i9]Malte B. Höltershinken, Pia Lange, Tim Erdbrügger, Yvonne Buschermöhle, Fabrice Wallois, Alena Buyx, Sampsa Pursiainen, Johannes Vorwerk, Christian Engwer, Carsten H. Wolters:
The Localized Subtraction Approach For EEG and MEG Forward Modeling. CoRR abs/2302.12785 (2023) - [i8]Santtu Söderholm, Joonas Lahtinen, Carsten H. Wolters, Sampsa Pursiainen:
The Effects of Peeling on Finite Element Method -based EEG Source Reconstruction. CoRR abs/2308.04908 (2023) - 2022
- [j15]Fernando Galaz Prieto, Atena Rezaei, Maryam Samavaki, Sampsa Pursiainen:
L1-norm vs. L2-norm fitting in optimizing focal multi-channel tES stimulation: linear and semidefinite programming vs. weighted least squares. Comput. Methods Programs Biomed. 226: 107084 (2022) - [j14]Joonas Lahtinen, Alexandra Koulouri, Atena Rezaei, Sampsa Pursiainen:
Conditionally Exponential Prior in Focal Near- and Far-Field EEG Source Localization via Randomized Multiresolution Scanning (RAMUS). J. Math. Imaging Vis. 64(6): 587-608 (2022) - [i7]Fernando Galaz Prieto, Joonas Lahtinen, Yusuf Oluwatoki Yusuf, Atena Rezaei, Sampsa Pursiainen:
Highly Adaptive and Automated Tetrahedral Mesh Generator for Multi-Compartment Human Head Model with Deep Brain Structures in EEG. CoRR abs/2203.10000 (2022) - [i6]Fernando Galaz Prieto, Atena Rezaei, Maryam Samavaki, Sampsa Pursiainen:
L1-norm vs. L2-norm fitting in optimizing focal multi-channel tES stimulation: linear and semidefinite programming vs. weighted least squares. CoRR abs/2206.01660 (2022) - [i5]Tim Erdbrügger, Andreas Westhoff, Malte Hoeltershinken, Jan-Ole Radecke, Yvonne Buschermoehle, Alena Buyx, Fabrice Wallois, Sampsa Pursiainen, Joachim Gross, Rebekka Lencer, Christian Engwer, Carsten H. Wolters:
CutFEM forward modeling for EEG source analysis. CoRR abs/2211.17093 (2022) - 2021
- [j13]Qin He, Sampsa Pursiainen:
An extended application 'Brain Q' processing EEG and MEG data of finger stimulation extended from 'Zeffiro' based on machine learning and signal processing. Cogn. Syst. Res. 69: 50-66 (2021) - [j12]Atena Rezaei, Joonas Lahtinen, Frank Neugebauer, Marios Antonakakis, Maria Carla Piastra, Alexandra Koulouri, Carsten H. Wolters, Sampsa Pursiainen:
Reconstructing subcortical and cortical somatosensory activity via the RAMUS inverse source analysis technique using median nerve SEP data. NeuroImage 245: 118726 (2021) - [i4]Joonas Lahtinen, Alexandra Koulouri, Atena Rezaei, Sampsa Pursiainen:
Conditionally Exponential Prior in Focal Near- and Far-Field EEG Source Localization via Randomized Multiresolution Scanning (RAMUS). CoRR abs/2106.03489 (2021) - 2020
- [j11]Qin He, Atena Rezaei, Sampsa Pursiainen:
Zeffiro User Interface for Electromagnetic Brain Imaging: a GPU Accelerated FEM Tool for Forward and Inverse Computations in Matlab. Neuroinformatics 18(2): 237-250 (2020) - [j10]Liisa-Ida Sorsa, Mika Takala, Christelle Eyraud, Sampsa Pursiainen:
A Time-Domain Multigrid Solver With Higher-Order Born Approximation for Full-Wave Radar Tomography of a Complex-Shaped Target. IEEE Trans. Computational Imaging 6: 579-590 (2020) - [i3]Atena Rezaei, Alexandra Koulouri, Sampsa Pursiainen:
Randomized Multiresolution Scanning in Focal and Fast E/MEG Sensing of Brain Activity with a Variable Depth. CoRR abs/2002.04272 (2020)
2010 – 2019
- 2019
- [j9]Tuuli Miinalainen, Atena Rezaei, Defne Us, Andreas Nüßing, Christian Engwer, Carsten H. Wolters, Sampsa Pursiainen:
A realistic, accurate and fast source modeling approach for the EEG forward problem. NeuroImage 184: 56-67 (2019) - [j8]Mika Takala, Patrick Bambach, Jakob Deller, Esa Vilenius, Manfred Wittig, Harald Lentz, Hans Martin Braun, Mikko Kaasalainen, Sampsa Pursiainen:
Far-Field Inversion for the Deep Interior Scanning CubeSat. IEEE Trans. Aerosp. Electron. Syst. 55(4): 1683-1697 (2019) - [i2]Andreas Nüßing, Maria Carla Piastra, Sophie Schrader, Tuuli Miinalainen, Sampsa Pursiainen, Heinrich Brinck, Carsten H. Wolters, Christian Engwer:
duneuro - A software toolbox for forward modeling in neuroscience. CoRR abs/1901.02874 (2019) - 2018
- [j7]Mika Takala, Defne Us, Sampsa Pursiainen:
Multigrid-Based Inversion for Volumetric Radar Imaging With Asteroid Interior Reconstruction as a Potential Application. IEEE Trans. Computational Imaging 4(2): 228-240 (2018) - [i1]Qin He, Atena Rezaei, Sampsa Pursiainen:
Zeffiro user interface for electromagnetic brain imaging: a GPU accelerated FEM tool for forward and inverse computations in Matlab. CoRR abs/1811.07717 (2018) - 2017
- [j6]Mika Takala, Timo D. Hämäläinen, Sampsa Pursiainen:
The Effect of Hardware-Computed Travel Time on Localization Accuracy in the Inversion of Experimental (Acoustic) Waveform Data. IEEE Trans. Computational Imaging 3(2): 344-354 (2017) - [j5]Johannes Vorwerk, Christian Engwer, Sampsa Pursiainen, Carsten H. Wolters:
A Mixed Finite Element Method to Solve the EEG Forward Problem. IEEE Trans. Medical Imaging 36(4): 930-941 (2017) - 2016
- [j4]Sampsa Pursiainen, Mikko Kaasalainen:
Orbiter-to-orbiter tomography: a potential approach for small solar system bodies. IEEE Trans. Aerosp. Electron. Syst. 52(6): 2747-2759 (2016) - 2015
- [j3]Martin Bauer, Sampsa Pursiainen, Johannes Vorwerk, Harald Köstler, Carsten H. Wolters:
Comparison Study for Whitney (Raviart-Thomas)-Type Source Models in Finite-Element-Method-Based EEG Forward Modeling. IEEE Trans. Biomed. Eng. 62(11): 2648-2656 (2015) - 2012
- [j2]Felix Lucka, Sampsa Pursiainen, Martin Burger, Carsten H. Wolters:
Hierarchical Bayesian inference for the EEG inverse problem using realistic FE head models: Depth localization and source separation for focal primary currents. NeuroImage 61(4): 1364-1382 (2012)
2000 – 2009
- 2009
- [j1]Daniela Calvetti, Harri Hakula, Sampsa Pursiainen, Erkki Somersalo:
Conditionally Gaussian Hypermodels for Cerebral Source Localization. SIAM J. Imaging Sci. 2(3): 879-909 (2009)
Coauthor Index
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