Evidence map›Paper›PMID 32029771›Full record

ArticleScientific reports2020

AMST: Alignment to Median Smoothed Template for Focused Ion Beam Scanning Electron Microscopy Image Stacks.

Julian Hennies, José Miguel Serra Lleti, Nicole L Schieber, Rachel M Templin, Anna M Steyer, Yannick Schwab

Abstract read
In one paragraph

Article in Scientific reports, 2020. 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
–field-weighted citation impact
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.

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  10. Volume electron microscopy.Nature reviews. Methods primers · 2022
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  13. Cytoklepty in the plankton: A host strategy to optimize the bioenergetic machinery of endosymbiotic algae.Proceedings of the National Academy of Sciences of the United States of America · 2021
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  14. Review
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  19. The zebrafish as a novel model for theDisease models & mechanisms · 2020
    Article
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.

Julian HenniesEuropean Molecular Biology Laboratory (EMBL), Cell Biology and Biophysics Unit, Heidelberg, 69117, Germany. hennies@embl.de.ORCID http://orcid.org/0000-0002-0555-151X
José Miguel Serra LletiEuropean Molecular Biology Laboratory (EMBL), Cell Biology and Biophysics Unit, Heidelberg, 69117, Germany.
Nicole L SchieberEuropean Molecular Biology Laboratory (EMBL), Cell Biology and Biophysics Unit, Heidelberg, 69117, Germany.ORCID http://orcid.org/0000-0002-3212-5057
Rachel M TemplinEuropean Molecular Biology Laboratory (EMBL), Cell Biology and Biophysics Unit, Heidelberg, 69117, Germany.
Anna M SteyerMax Planck Institute of Experimental Medicine, Electron Microscopy Core Unit, Department of Neurogenetics, 37075, Göttingen, Germany.
Yannick SchwabEuropean Molecular Biology Laboratory (EMBL), Cell Biology and Biophysics Unit, Heidelberg, 69117, Germany. schwab@embl.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Alignment of stacks of serial images generated by Focused Ion Beam Scanning Electron Microscopy (FIB-SEM) is generally performed using translations only, either through slice-by-slice alignments with SIFT or alignment by template matching. However, limitations of these methods are two-fold: the introduction of a bias along the dataset in the z-direction which seriously alters the morphology of observed organelles and a missing compensation for pixel size variations inherent to the image acquisition itself. These pixel size variations result in local misalignments and jumps of a few nanometers in the image data that can compromise downstream image analysis. We introduce a novel approach which enables affine transformations to overcome local misalignments while avoiding the danger of introducing a scaling, rotation or shearing trend along the dataset. Our method first computes a template dataset with an alignment method restricted to translations only. This pre-aligned dataset is then smoothed selectively along the z-axis with a median filter, creating a template to which the raw data is aligned using affine transformations. Our method was applied to FIB-SEM datasets and showed clear improvement of the alignment along the z-axis resulting in a significantly more accurate automatic boundary segmentation using a convolutional neural network.

Identifiers

PMID32029771
PMCPMC7004979

What OpenQuestion holds

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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.