Evidence map›Paper›PMID 30605893›Full record

ArticleJournal of neural engineering2019

Comparative performance of the finite element method and the boundary element fast multipole method for problems mimicking transcranial magnetic stimulation (TMS).

Aung Thu Htet, Guilherme B Saturnino, Edward H Burnham, Gregory M Noetscher, Aapo Nummenmaa, Sergey N Makarov

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Journal of neural engineering, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.3field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 54 citations in OpenAlex.

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  4. A survey on integral equations for bioelectric modeling.Physics in medicine and biology · 2024
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  9. Bioelectromagnetism in Human Brain Research: New Applications, New Questions.The Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry · 2023
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 2 countries.

Aung Thu HtetECE Department, Worcester Polytechnic Institute, Worcester, MA 01609, United States of America.ORCID 0000-0003-2872-7044
Guilherme B SaturninoDanish Research Centre for Magnetic Resonance, Centre for Functional and Diagnostic Imaging and Research, Copenhagen University Hospital Hvidovre, Hvidovre, DK-2650, Denmark.
Edward H BurnhamECE Department, Worcester Polytechnic Institute, Worcester, MA 01609, United States of America.
Gregory M NoetscherECE Department, Worcester Polytechnic Institute, Worcester, MA 01609, United States of America.ORCID 0000-0001-9786-7206
Aapo NummenmaaAthinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Charlestown, MA 02129, United States of America.
Sergey N MakarovECE Department, Worcester Polytechnic Institute, Worcester, MA 01609, United States of America.
Worcester Polytechnic Institute · USHvidovre Hospital · DKMassachusetts General Hospital · US

Funding

Integrated multichannel system for transcranial magnetic stimulation and parallel magnetic resonance imagingR01MH111829 · NIMH · MASSACHUSETTS GENERAL HOSPITAL · PI NUMMENMAA, AAPO · 2016 to 2019
$3.2M
Modeling TMS-induced Cortical Network ActivityR00EB015445 · NIBIB · MASSACHUSETTS GENERAL HOSPITAL · PI NUMMENMAA, AAPO · 2015 to 2017
$747k
On-Body Passive-RFID Antenna Array and Testbed to Assess Changes in Bone StructureR43AR071220 · NIAMS · NEVA ELECTROMAGNETICS, LLC · PI MAKAROFF, SERGEY N · 2017 to 2017
$225k
Modeling TMS-induced Cortical Network ActivityK99EB015445 · NIBIB · MASSACHUSETTS GENERAL HOSPITAL · PI NUMMENMAA, AAPO · 2013 to 2014
$180k
Visible Human Project Full Body Finite-Element Phantom and WorkflowR43LM012352 · NLM · NEVA ELECTROMAGNETICS, LLC · PI MAKAROFF, SERGEY N · 2015 to 2015
$149k
NIAMS NIH HHS R43 AR071220NIBIB NIH HHS K99 EB015445NIBIB NIH HHS R00 EB015445NIMH NIH HHS R01 MH111829NLM NIH HHS R43 LM012352
6 · The paper itself

Abstract

objectiveA study pertinent to the numerical modeling of cortical neurostimulation is conducted in an effort to compare the performance of the finite element method (FEM) and an original formulation of the boundary element fast multipole method (BEM-FMM) at matched computational performance metrics. APPROACH: We consider two problems: (i) a canonic multi-sphere geometry and an external magnetic-dipole excitation where the analytical solution is available and; (ii) a problem with realistic head models excited by a realistic coil geometry. In the first case, the FEM algorithm tested is a fast open-source getDP solver running within the SimNIBS 2.1.1 environment. In the second case, a high-end commercial FEM software package ANSYS Maxwell 3D is used. The BEM-FMM method runs in the MATLAB MAIN

resultsIn the first case, we observe that the BEM-FMM algorithm gives a smaller solution error for all mesh resolutions and runs significantly faster for high-resolution meshes when the number of triangular facets exceeds approximately 0.25 M. We present other relevant simulation results such as volumetric mesh generation times for the FEM, time necessary to compute the potential integrals for the BEM-FMM, and solution performance metrics for different hardware/operating system combinations. In the second case, we observe an excellent agreement for electric field distribution across different cranium compartments and, at the same time, a speed improvement of three orders of magnitude when the BEM-FMM algorithm used. SIGNIFICANCE: This study may provide a justification for anticipated use of the BEM-FMM algorithm for high-resolution realistic transcranial magnetic stimulation scenarios.

Indexed as

Finite Element AnalysisAlgorithmsComputer SimulationElectroencephalographyElectromagnetic FieldsHeadHumansModels, AnatomicModels, TheoreticalReproducibility of ResultsTranscranial Magnetic Stimulation

Identifiers

PMID30605893
PMCPMC6546501
OpenAlexW2949423550

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.