Evidence map›Paper›PMID 28762243›Full record

ArticleMagnetic resonance in medicine2018

Quantitative susceptibility mapping: Report from the 2016 reconstruction challenge.

Christian Langkammer, Ferdinand Schweser, Karin Shmueli, Christian Kames, Xu Li, Li Guo, Carlos Milovic, Jinsuh Kim, Hongjiang Wei, Kristian Bredies and 7 more

Open access · bronzeAbstract read
In one paragraph

Article in Magnetic resonance in medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 79 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
79citing papers in PubMed, 4 pooled it
18.8field-weighted citation impact, top 1% 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

79 citing papers in PubMed, 4 syntheses or guidelines pooled it, 194 citations in OpenAlex.

  1. Pooled it
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  3. Pooled it
  4. MatchingFrontiers in neuroanatomy · 2019
    Pooled it
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19 more citing papers are in PubMed but not listed here.

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

17 authors at 14 institutions in 8 countries.

Christian LangkammerDepartment of Neurology, Medical University of Graz, Graz, Austria.ORCID 0000-0002-7097-9707
Ferdinand SchweserBuffalo Neuroimaging Analysis Center, Department of Neurology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, The State University of New York, Buffalo, New York, USA.ORCID 0000-0003-0399-9211
Karin ShmueliDepartment of Medical Physics and Biomedical Engineering, University College London, London, United Kingdom.ORCID 0000-0001-7520-2975
Christian KamesUBC MRI Research Centre, Department of Physics and Astronomy, University of British Columbia, Vancouver, Canada.
Xu LiF.M. Kirby Research Center for Functional Brain Imaging, Kennedy Krieger Institute, Baltimore, Maryland, USA.
Li GuoGuangdong Provincial Key Laboratory of Medical Image Processing, School of Biomedical Engineering, Southern Medical University, Guangzhou, People's Republic of China.
Carlos MilovicDepartment of Electrical Engineering, Pontificia Universidad Catolica de Chile, Santiago, Chile.ORCID 0000-0002-1196-6703
Jinsuh KimDepartment of Radiology, University of Illinois at Chicago, Chicago, Illinois, USA.
Hongjiang WeiDepartment of Electrical Engineering and Computer Sciences, University of California, Berkeley, Berkeley, California, USA.
Kristian BrediesInstitute of Mathematics and Scientific Computing, University of Graz, Graz, Austria.
Sagar BuchThe MRI Institute for Biomedical Research, Waterloo, Ontario, Canada.
Yihao GuoF.M. Kirby Research Center for Functional Brain Imaging, Kennedy Krieger Institute, Baltimore, Maryland, USA.
Zhe LiuDepartment of Biomedical Engineering, Cornell University, Ithaca, New York, USA.ORCID 0000-0001-7652-5215
Jakob MeinekePhilips Research Europe, Hamburg, Germany.
Alexander RauscherUBC MRI Research Centre, Department of Physics and Astronomy, University of British Columbia, Vancouver, Canada.
José P MarquesDonders Centre for Cognitive Neuroimaging, Radboud University, Nijmegen, The Netherlands.
Berkin BilgicAthinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Harvard Medical School, MGH, Boston, Massachusetts, USA.
Kennedy Krieger Institute · USUniversity of British Columbia Hospital · CABuffalo Psychiatric Center · USCornell University · USHarvard University · USMedical University of Graz · ATPhilips (Germany) · DEPontificia Universidad Católica de Chile · CLRadboud University Nijmegen · NLSouthern Medical University · CNUniversity College London · GBUniversity of California, Berkeley · USUniversity of Graz · ATUniversity of Illinois Chicago · US

Funding

University of Buffalo Clinical and Translational Science Institute - Supplement SchulyerUL1TR001412 · NCATS · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI MURPHY, TIMOTHY F · 2015 to 2024
$33.8M
TR&D 4: Algorithms for functional and anatomical brain analysisP41EB015909 · NIBIB · HUGO W. MOSER RES INST KENNEDY KRIEGER · PI VAN ZIJL, PETER CM · 2012 to 2020
$13.1M
Austrian Science Fund FWF KLI 523Austrian Science Fund FWF P 30134NCATS NIH HHS UL1 TR001412NIBIB NIH HHS P41 EB015909
6 · The paper itself

Abstract

purposeThe aim of the 2016 quantitative susceptibility mapping (QSM) reconstruction challenge was to test the ability of various QSM algorithms to recover the underlying susceptibility from phase data faithfully.

methodsGradient-echo images of a healthy volunteer acquired at 3T in a single orientation with 1.06 mm isotropic resolution. A reference susceptibility map was provided, which was computed using the susceptibility tensor imaging algorithm on data acquired at 12 head orientations. Susceptibility maps calculated from the single orientation data were compared against the reference susceptibility map. Deviations were quantified using the following metrics: root mean squared error (RMSE), structure similarity index (SSIM), high-frequency error norm (HFEN), and the error in selected white and gray matter regions.

resultsTwenty-seven submissions were evaluated. Most of the best scoring approaches estimated the spatial frequency content in the ill-conditioned domain of the dipole kernel using compressed sensing strategies. The top 10 maps in each category had similar error metrics but substantially different visual appearance.

conclusionBecause QSM algorithms were optimized to minimize error metrics, the resulting susceptibility maps suffered from over-smoothing and conspicuity loss in fine features such as vessels. As such, the challenge highlighted the need for better numerical image quality criteria. Magn Reson Med 79:1661-1673, 2018. © 2017 International Society for Magnetic Resonance in Medicine.

Indexed as

AlgorithmsAdultBrainBrain MappingFemaleHumansImage Processing, Computer-AssistedMagnetic Resonance Imagingassessmentchallengedipole inversionquantitative susceptibility mappingreconstruction algorithms

Identifiers

PMID28762243
PMCPMC5777305
OpenAlexW2741826558

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.