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Martin Gell

@martingell.bsky.social
33 followers 23 following 13 posts

Researcher @umn-midb.bsky.social | Interested in reliability and stability of neuroimaging

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Reposted by Martin Gell
Matt Mattoni @mattmattoni.bsky.social · 25/03/2026
Precision reward/affect fMRI study out now in HBM! onlinelibrary.wiley.com/doi/10.1002/... @dvsmith.bsky.social @olinotom.bsky.social @coopersharp.bsky.social and @shenghanwang.bsky.social Intensively sampled task + rest fMRI data with behavioral manipulation openly available on OpenNeuro! (1/2)
onlinelibrary.wiley.com
Precision Imaging for Intraindividual Investigation of the Reward Response
We present open data for an intensively sampled precision imaging study including multiple reward-related tasks and a behavioral mood manipulation. Our initial analysis found low test–retest reliabil....
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Reposted by Martin Gell
Martin Gell @martingell.bsky.social · 11/03/2026
🚨 New preprint alert! 🚨 Transdiagnostic latent factor models of psychopathology are widely assumed to improve brain-behaviour associations. So we decided to test this directly and found that they don't. A short 🧵 Link: www.biorxiv.org/content/10.6... 1/10
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Reposted by Martin Gell
Ted Satterthwaite @ted-satterthwaite.bsky.social · 14/03/2026
Awesome work by @martingell.bsky.social and @tervoclemmensb.bsky.social !!!!
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Reposted by Martin Gell
Brenden Tervo-Clemmens @tervoclemmensb.bsky.social · 11/03/2026
New preprint from the lab! Led by @martingell.bsky.social . There is something for everyone: brain-behavior prediction, latent variable modeling, test-retest reliability. 🧠📈📊 "Disentangling Brain-Psychopathology Associations: A Systematic Evaluation of Transdiagnostic Latent Factor Models"
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Martin Gell @martingell.bsky.social · 11/03/2026
🚨 New preprint alert! 🚨 Transdiagnostic latent factor models of psychopathology are widely assumed to improve brain-behaviour associations. So we decided to test this directly and found that they don't. A short 🧵 Link: www.biorxiv.org/content/10.6... 1/10
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Reposted by Martin Gell
Simon Eickhoff @sbe.bsky.social · 13/12/2024
The limiting factor for MRI based prediction of behavioral traits may be neither the imaging nor the pipeline or learning algorith but rather the reliability of the target phenotypes Thought provoking work my Martin Gell et al: www.nature.com/articles/s41...
nature.com
How measurement noise limits the accuracy of brain-behaviour predictions - Nature Communications
Our ability to identify associations between behaviour and brain imaging is important for uncovering markers of cognition and disease. Here, the authors illustrate the importance of the reliability of...
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