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Max Korbmacher

@maxkorbmacher.bsky.social
65 followers 52 following 129 posts

Imaging neuroscientist. Brain (bio)markers, big data, MRI, meta & open/better science. Views are my own.

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Max Korbmacher @maxkorbmacher.bsky.social · 31/08/2026
Normative modeling in neuroimaging across psychiatric and neurological disorders: a systematic review and the NORMA reporting checklist Naoki Takamatsu et al 2026 assets-eu.researchsquare.com/files/rs-103...
assets-eu.researchsquare.com
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Anders M Fjell @andersfjell.bsky.social · 20/08/2026
New in @natneuro.nature.com : Cortical thickness changes precede PET Abeta positivity with several years @lcbc-uio.bsky.social @jamesmroe.bsky.social www.nature.com/articles/s41...
nature.com
Cortical thickness changes precede high levels of amyloid by at least 7 years - Nature Neuroscience
Longitudinal MRI reveals that the cortex becomes relatively thicker years before amyloid positivity is detected on PET, providing insight into the earliest brain changes and potential consequences of ...
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Neuroskeptic @neuroskeptic.bsky.social · 30/06/2026
The Dead Salmons of AI Interpretability arxiv.org/abs/2512.18792 The famous #fMRI cautionary tale re-born as an analogy for the AI age! @practicalfmri.bsky.social
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Anine Hartmann @aninehartmann.bsky.social · 01/06/2026
If a transgender patient visits a psychiatrist in a hospital, is it fair to say that they have «severe psychiatric morbidity»? We believe research should be more rigorous. With 49 co-authors, including: @maxkorbmacher.bsky.social @erininthemorning.com @natacha.bsky.social @frende.bsky.social
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Max Korbmacher @maxkorbmacher.bsky.social · 31/05/2026
Nice example of how research data can be validated against real world clinical data. doi.org/10.1016/j.co...
doi.org
Redirecting
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Lukas Röseler @aufdroeseler.bsky.social · 20/05/2026
We just launched #GuesstheReplication (GutheR). It is a challenging game where you predict replicability based on the abstract and title of an original study. Play it now and beat my high score at lukasroeseler.github.io/GuessTheRepl... or use our free slides for teaching zenodo.org/records/1985...
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Anders M Fjell @andersfjell.bsky.social · 19/05/2026
Cognitive function at age 13 predicts dementia 60 years later, even controlling for cardiovascular and cardiometabolic risk. @KWalhovd www.medrxiv.org/content/10.6...
medrxiv.org
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Max Korbmacher @maxkorbmacher.bsky.social · 18/05/2026
Fun facts about biological differences in sleep duration. But the title is misleading. Not about ageing but cross-sectional correlation. doi.org/10.1038/s415...
doi.org
Sleep chart of biological ageing clocks in middle and late life - Nature
A cross-organ, multi-omics U-shaped relationship between sleep duration and biological ageing clocks highlights the potential of sleep optimization to promote healthy ageing, lower disease risk and ex...
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Anders M Fjell @andersfjell.bsky.social · 15/05/2026
Interested in neuroimaging and cognition in aging and want to work with us? We have an open position @KWalhovd @LCBC_UiO 2411.webcruiter.no/Main2/Recrui...
2411.webcruiter.no
Researcher in neuroimaging and cognitive change of aging
We have a 3-year researcher position for analysing longitudinal brain MRI data in relation to cognitive- and other biomarker data.The shift to a biomarker-based definition of Alzheimer’s disease (AD) ...
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Max Korbmacher @maxkorbmacher.bsky.social · 10/05/2026
pubmed.ncbi.nlm.nih.gov/42083734/htt...
pubmed.ncbi.nlm.nih.gov
Spatial and Volumetric Characteristics of Glioblastoma: Associations With Clinical Presentation and Survival - PubMed
Anatomical tumor distribution provided prognostic information beyond overall tumor burden in glioblastoma. Regional patterns expand on the anatomical basis of symptoms. The survival benefit associated...
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Anders M Fjell @andersfjell.bsky.social · 09/05/2026
Use of brain age models frequently lead to wrong conclusions - unfortunately it is not easy to fix. Fortunately, there are better alternatives. @edvardg.bsky.social @fmrib-steve.bsky.social @didacvp.bsky.social @maxwellelliott.bsky.social @k.b.walhovd www.medrxiv.org/content/10.6...
medrxiv.org
Reconsidering Brain Age: Why Age-Prediction Models Fail as Measures of Brain Aging
Brain age models - machine-learning predictions of chronological age from brain imaging - are widely interpreted as markers of accelerated brain aging. Here we show that this interpretation cannot be ...
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Max Korbmacher @maxkorbmacher.bsky.social · 28/04/2026
🏓😊 Dürr, P., El Gheche, M., Maeda, G.J. et al. Outplaying elite table tennis players with an autonomous robot. Nature 652, 886–891 (2026). doi.org/10.1038/s415...
doi.org
Outplaying elite table tennis players with an autonomous robot - Nature
An autonomous robot system, Ace, combines event-based vision and reinforcement learning to compete with elite human table tennis players, highlighting the potential of physical AI agents to perform co...
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Max Korbmacher @maxkorbmacher.bsky.social · 23/04/2026
What can we learn from 1,000 meta-analyses across 10 different disciplines? doi.org/10.1017/rsm....
doi.org
What can we learn from 1,000 meta-analyses across 10 different disciplines? | Research Synthesis Methods | Cambridge Core
What can we learn from 1,000 meta-analyses across 10 different disciplines? - Volume 17 Issue 1
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Max Korbmacher @maxkorbmacher.bsky.social · 22/04/2026
Paradigm shifts are BS. "We find that three key measures of scientific progress—major discoveries, methods and fields—each demonstrate that science evolves cumulatively." doi.org/10.1098/rspa...
doi.org
Debunking revolutionary paradigm shifts: evidence of cumulative scientific progress across science
Abstract. How can scientific progress be conceived best? Does science mainly undergo revolutionary paradigm shifts? Or is the evolution of science mainly c
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Hans Fredrik Sunde @hfsunde.bsky.social · 13/04/2026
Nature recently published massive studies on the credibility of social science. We — the Norwegian co-authors on the robustness-paper, Gerit Pfuhl, @oysteinhernaes.bsky.social, @maxkorbmacher.bsky.social, and me — wrote an opinion piece about it (in Norwegian): www.forskersonen.no/forskning-kr...
forskersonen.no
Hva kjennetegner god vitenskap?
KRONIKK: Troverdig forskning er ikke forskning uten usikkerhet. Det er forskning som viser oss usikkerheten i stedet for å skjule den.
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Max Korbmacher @maxkorbmacher.bsky.social · 20/03/2026
New paper alert 🤓🚨 Korbmacher, M., Boen, R., Andreassen, O.A. et al. White matter microstructure differences between 15q11.2 copy number variation carriers and non-carriers in mid-to-late life. Transl Psychiatry (2026). doi.org/10.1038/s413...
doi.org
White matter microstructure differences between 15q11.2 copy number variation carriers and non-carriers in mid-to-late life - Translational Psychiatry
Translational Psychiatry - White matter microstructure differences between 15q11.2 copy number variation carriers and non-carriers in mid-to-late life
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Max Korbmacher @maxkorbmacher.bsky.social · 09/02/2026
Ren, J., Zhang, W., Dahmani, L. et al. Parkinson’s disease as a somato-cognitive action network disorder. Nature (2026). doi.org/10.1038/s415...
doi.org
Parkinson’s disease as a somato-cognitive action network disorder - Nature
The substantia nigra and all Parkinson’s disease deep-brain stimulation targets are selectively connected to the somato-cognitive action network rather than to effector-specific motor regions.
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Imaging Neuroscience @imagingneurosci.bsky.social · 29/01/2026
New paper in Imaging Neuroscience by James D. Kent, Alejandro de la Vega, et al: Neurosynth Compose: A web-based platform for flexible and reproducible neuroimaging meta-analysis doi.org/10.1162/IMAG...
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Max Korbmacher @maxkorbmacher.bsky.social · 24/01/2026
Would be great to make migraine meds obsolete for rTMS responders. Q is whether the classification into responders can be done with cheaper means than fMRI... link.springer.com/article/10.1...
link.springer.com
Prospective open-label trial of personalised connectivity-guided transcranial magnetic stimulation therapy for migraine - The Journal of Headache and Pain
The Journal of Headache and Pain - Migraine is a leading cause of disability worldwide, affecting hundreds of millions of individuals. Repetitive transcranial magnetic stimulation (rTMS) offers a...
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Max Korbmacher @maxkorbmacher.bsky.social · 11/01/2026
Multimodal meta-analysis of brain integrity in disorders of consciousness A Sala, M Meys, N Alnagger, N Beliy, S Abagnale… - 2026 scholar.google.com/scholar_url?...
scholar.google.com
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Saloni @scientificdiscovery.dev · 28/12/2025
New post! There was a lot of innovation in medicine and biomedical research this year, and I've tried to summarize the biggest ones in this blogpost. Medical breakthroughs in 2025. Plus a serious note at the end. www.scientificdiscovery.dev/p/medical-br...
scientificdiscovery.dev
Medical breakthroughs in 2025
... and a happy new year.
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Max Korbmacher @maxkorbmacher.bsky.social · 30/12/2025
Sex‐Modified Effects of APOE‐ε4 on Spatial Patterns of Brain Atrophy: A Multi‐cohort Study Zhang et al doi.org/10.1002/alz7...
doi.org
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Max Korbmacher @maxkorbmacher.bsky.social · 24/12/2025
Seems like gold for the Computational neuroscientists and data farmers among us: BrainScape: An open-source framework for integrating and preprocessing anatomical MRI datasets Muhammad Nabi Yasinzai, Remika Mito, Mangor Pedersen doi.org/10.1162/IMAG...
doi.org
BrainScape: An open-source framework for integrating and preprocessing anatomical MRI datasets
Abstract. MRI has revolutionized our ability to investigate and understand brain structure and function in health and disease. A large amount of MRI data is widely available to researchers, both from ...
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Max Korbmacher @maxkorbmacher.bsky.social · 24/12/2025
Are tele-neuropsychology and in-person assessment scores meaningfully different? A systematic review and meta-analysis Jessica I. Alva et al doi.org/10.1080/1385...
doi.org
Are tele-neuropsychology and in-person assessment scores meaningfully different? A systematic review and meta-analysis
Objectives: Despite growing evidence supporting tele-neuropsychology (teleNP), clinicians have voiced concerns about comparability to traditional in-person testing and the limited availability of t...
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NOPOS @journalnopos.bsky.social · 23/12/2025
"Grassroots networks can help implement and harmonize open research efforts", by @agataboch.bsky.social, @tkalan.bsky.social, @maxkorbmacher.bsky.social, Lewend Mayiwar, @julienmayor.bsky.social & @dsquintana.bsky.social - doi.org/10.7557/11.8....
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Peer Community in Registered Reports @pci-regreports.bsky.social · 15/12/2025
We're delighted to welcome TWO new diamond-OA PCI RR-friendly journals Registered Reports in Linguistics, ed. by @scoretta.bsky.social ky.social & @jess-hampton.bsky.social + Replication Research @r2journal.bsky.social ed. by @aufdroeseler.bsky.social & team rr.peercommunityin.org/about/pci_rr...
Statement of commitment: Registered Reports in Linguistics will automatically offer Stage 1 in-principle acceptance (IPA) to any Stage 1 RR within the journal’s disciplinary scope that receives IPA at PCI RR, and will accept without further peer review any Stage 2 RR that has been recommended by PCI RR, subject to the manuscript meeting the journal requirements concerning bias control.

Disciplinary scope: Research in linguistics, including all sub-fields.Statement of commitment: Replication Research will automatically offer Stage 1 in-principle acceptance (IPA) to any Stage 1 RR within the journal’s disciplinary scope that receives IPA at PCI RR, and will accept without further peer review any Stage 2 RR that has been recommended by PCI RR, subject to the manuscript meeting the journal requirements concerning bias control and computational reproducibility.

Disciplinary scope: Replication studies across a range of physical, life, and social sciences, including digital humanities, experimental philosophy, geoscience, linguistics, management sciences, marketing, medicine, mental health, metascience, neuroimaging, neuroscience, political science, psychology, and qualitative and quantitative research methods. Studies can be robustness reproductions using the same data and code, recreate reproductions using the same data and new code, close replications using new data and the same method, or conceptual replications using new data and a different method.
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Max Korbmacher @maxkorbmacher.bsky.social · 09/12/2025
ifp.org/how-much-sho...
ifp.org
How Much Should We Spend on Scientific Replication? | IFP
A data-driven framework for targeting replication funding where it matters most
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Replication Research (R2) @r2journal.bsky.social · 25/11/2025
Hello world! Follow this account to receive announcements, invitations for open peer review, and publications from Replication Research.
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Max Korbmacher @maxkorbmacher.bsky.social · 19/11/2025
Brain-age models with lower age prediction accuracy have higher sensitivity for disease detection Marc-Andre Schulz, Nys Tjade Siegel, Kerstin Ritter journals.plos.org/plosbiology/...
journals.plos.org
Brain-age models with lower age prediction accuracy have higher sensitivity for disease detection
There is increasing interest in developing imaging-based models to characterize 'brain-age', but how accurate are these for predicting neurological disease? This study shows that simpler models, which...
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Gang Chen @gangchen6.bsky.social · 18/11/2025
Is the “standard workflow” holding back fMRI analysis? Mass-univariate analysis is still the bread-and-butter: intuitive, fast… and chronically overfitted. Add harsh multiple-comparison penalties, and we patch the workflow with statistical band-aids. No wonder the stringency debates never die.
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Darren Dahly @statsepi.bsky.social · 13/11/2025
Nice one, from @drg.bsky.social and @jamesheathers.bsky.social link.springer.com/article/10.1...
link.springer.com
“Cake causes herpes?” - promiscuous dichotomisation induces false positives - BMC Medical Research Methodology
Background Continuous biomedical data is often dichotomized into two or more groups for analysis, despite long-standing warnings from statisticians that this constitutes bad practice. This dichotomisa...
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Max Korbmacher @maxkorbmacher.bsky.social · 14/11/2025
Smeland, O.B., Kutrolli, G., Bahrami, S. et al. A genome-wide analysis of the shared genetic risk architecture of complex neurological and psychiatric disorders. Nat Neurosci (2025). doi.org/10.1038/s415...
doi.org
A genome-wide analysis of the shared genetic risk architecture of complex neurological and psychiatric disorders - Nature Neuroscience
Smeland et al. demonstrate greater genetic overlap between neurological and psychiatric disorders than previously recognized, along with diverse neurobiological associations. The findings support a mo...
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Max Korbmacher @maxkorbmacher.bsky.social · 13/11/2025
Forskere skjuler nullfunn – koster samfunnet milliarder share.google/jgj4BlIEzVl4...
share.google
Forskere skjuler nullfunn – koster samfunnet milliarder
De fleste forskere sier de mener det er viktig å dele negative resultater, men langt færre gjør det i praksis. En ny undersøkelse fra Springer Nature viser at 98 prosent av forskerne er enige i at nul...
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Vincent Giampietro @vincentgiampietro.bsky.social · 30/10/2025
It's spooky season, so what better way to spend it than getting horrified by common statistical mistakes? A delightful dark read. It is great to follow the paper's development with reviewers' comments & authors' responses. By Tamar Makin from @plasticity-lab.bsky.social & Jean-Jacques Orban de Xivry
elifesciences.org
Science Forum: Ten common statistical mistakes to watch out for when writing or reviewing a manuscript
What can authors and reviewers do to keep common statistical mistakes out of the literature?
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Imaging Neuroscience @imagingneurosci.bsky.social · 31/10/2025
New paper in Imaging Neuroscience by Adam M. Wright, Qiuting Wen, et al: An fMRI approach to assess intracranial arterial-to-venous cardiac pulse delay in aging doi.org/10.1162/IMAG...
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Jenna Merenstein @jmerenstein.bsky.social · 16/10/2025
Sharing our new paper in Brain Communications ➡️ doi.org/10.1093/brai... We show that structural connectivity, as measured by high-resolution diffusion-weighted MRI, improved the ability to predict age-related alterations in brain function and cognition, relative to standard spatial resolution.
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Max Korbmacher @maxkorbmacher.bsky.social · 26/10/2025
Prado, P., Medel, V., Gonzalez-Gomez, R. et al. The BrainLat project, a multimodal neuroimaging dataset of neurodegeneration from underrepresented backgrounds. Sci Data 10, 889 (2023). doi.org/10.1038/s415...
doi.org
The BrainLat project, a multimodal neuroimaging dataset of neurodegeneration from underrepresented backgrounds - Scientific Data
Scientific Data - The BrainLat project, a multimodal neuroimaging dataset of neurodegeneration from underrepresented backgrounds
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Marc L Seal @parkvillegeek.bsky.social · 14/10/2025
12 waves! Individual Differences in Developmental Trajectories of Global and Subcortical Brain Volumes Between Late Childhood and Late Adolescence: Findings From a 12-Wave Neuroimaging Study Human Brain Mapping | Neuroimaging Journal | Wiley Online Library onlinelibrary.wiley.com/doi/full/10....
onlinelibrary.wiley.com
Individual Differences in Developmental Trajectories of Global and Subcortical Brain Volumes Between Late Childhood and Late Adolescence: Findings From a 12‐Wave Neuroimaging Study
Global and subcortical brain volumes demonstrate sex-specific increases (white matter, hippocampus, amygdala, and pallidum) and decreases (cortical grey matter, total brain volume, caudate, putamen, ...
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Marc L Seal @parkvillegeek.bsky.social · 19/10/2025
Identifying brain functional subtypes and corresponding task performance profiles in autism spectrum disorder | Molecular Psychiatry www.nature.com/articles/s41...
nature.com
Identifying brain functional subtypes and corresponding task performance profiles in autism spectrum disorder - Molecular Psychiatry
Molecular Psychiatry - Identifying brain functional subtypes and corresponding task performance profiles in autism spectrum disorder
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Imaging Neuroscience @imagingneurosci.bsky.social · 16/10/2025
New paper in Imaging Neuroscience by František Váša, Steven C.R. Williams, et al: Ultra-low-field brain MRI morphometry: Test–retest reliability and correspondence to high-field MRI doi.org/10.1162/IMAG...
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Earl K. Miller @earlkmiller.bsky.social · 18/10/2025
It’s not the thought that counts: Allostasis at the core of brain function www.cell.com/neuron/fullt... #neuroscience
cell.com
It’s not the thought that counts: Allostasis at the core of brain function
The authors review evidence that the primary function of the brain, supported by distributed neural systems, is the predictive regulation of physiology (i.e., allostasis). An example from Alzheimer’s ...
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Max Korbmacher @maxkorbmacher.bsky.social · 17/10/2025
Multimodal predictors of disability progression and processing speed decline in relapsing–remitting multiple sclerosis Breakdown below. rdcu.be/eLiQ7
rdcu.be
Multimodal predictors of disability progression and processing speed decline in relapsing–remitting multiple sclerosis
Scientific Reports - Multimodal predictors of disability progression and processing speed decline in relapsing–remitting multiple sclerosis
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Cam-CAN @camcan-2010.bsky.social · 14/10/2025
Another interesting paper from LifeBrain consortium suggesting that sex differences in healthy brain aging are unlikely to explain higher prevalence of Alzheimer’s disease in women www.pnas.org/doi/10.1073/...
pnas.org
Sex differences in healthy brain aging are unlikely to explain higher Alzheimer’s disease prevalence in women | PNAS
As Alzheimer’s disease (AD) is diagnosed more frequently in women, understanding the role of sex has become a key priority in AD research. However,...
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Framework for Open and Reproducible Research Training @forrt.bsky.social · 10/10/2025
New preprint from member of FORRT - How to Develop and Use Open Educational Resources 📣 In this chapter, we position Open Educational Resources (OERs) as not only cost-saving tools but as instruments of epistemic justice and inclusion. 📃 osf.io/preprints/ed... 🧵👇
osf.io
OSF
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Max Korbmacher @maxkorbmacher.bsky.social · 10/10/2025
OPEN FOR SUBMISSIONS! NOW!
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Max Korbmacher @maxkorbmacher.bsky.social · 08/10/2025
Prolonged White Matter Remodeling Trajectories Predict Cognitive and Emotional Recovery After Mild Traumatic Brain Injury, 03 October 2025 (preprint) Aishwarya Rajesh, Timothy Laumann, Qing Wang et al. doi.org/10.21203/rs....
doi.org
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Max Korbmacher @maxkorbmacher.bsky.social · 07/10/2025
ComBatLS: A Location- and Scale-Preserving Method for Multi-Site Image Harmonization doi.org/10.1002/hbm....
doi.org
ComBatLS: A Location‐ and Scale‐Preserving Method for Multi‐Site Image Harmonization
We introduce ComBatLS, a new harmonization method that preserves the effects of biological covariates like sex and age on brain feature distributions' variances or scale parameters. We show that ComB...
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Max Korbmacher @maxkorbmacher.bsky.social · 04/10/2025
Haukvik, U.K., Wolfers, T., Tesli, N. et al. Individual-level deviations from normative brain morphology in violence, psychosis, and psychopathy. Transl Psychiatry 15, 118 (2025). doi.org/10.1038/s413...
doi.org
Individual-level deviations from normative brain morphology in violence, psychosis, and psychopathy - Translational Psychiatry
Translational Psychiatry - Individual-level deviations from normative brain morphology in violence, psychosis, and psychopathy
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Max Korbmacher @maxkorbmacher.bsky.social · 03/10/2025
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Max Korbmacher @maxkorbmacher.bsky.social · 01/10/2025
Judged by your neighbors: A novel framework for personalized assessment of brain structural aging effects in diverse populations Ramona Leenings et al doi.org/10.1101/2024...
doi.org
Judged by your neighbors: A novel framework for personalized assessment of brain structural aging effects in diverse populations
Despite their promise, current neuroimaging biomarkers often fail to capture the full spectrum of inter-individual variability in brain structure and aging effects. This limits their ability to detect...
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