Marvin Petersen
@petersenm.bsky.social
Neuroimaging • Networks • Nature
Postdoc at Vascular Cognitive Impairment Lab, UMC Utrecht
Postdoc at Vascular Cognitive Impairment Lab, UMC Utrecht
Reposted by Marvin Petersen
After years of development and testing, we are happy to present our work in "Diffusion MRI Processing in the HEALthy Brain and Child Development Study: Innovations and Applications"! www.biorxiv.org/content/10.1.... A thread:
Diffusion MRI Processing in the HEALthy Brain and Child Development Study: Innovations and Applications
The landmark ongoing HEALthy Brain and Cognitive Development (HBCD) study will longitudinally chart brain development in a large sample (projected n=7,200) of infants through age 10 years with multimo...
www.biorxiv.org
November 11, 2025 at 10:03 PM
After years of development and testing, we are happy to present our work in "Diffusion MRI Processing in the HEALthy Brain and Child Development Study: Innovations and Applications"! www.biorxiv.org/content/10.1.... A thread:
Excited to share our new study, “Mapping the Association of Cerebral Small Vessel Disease, Gray Matter Integrity, and Cognitive Function”, now published in Neurology.
Paper: www.neurology.org/doi/10.1212/...
Editorial: www.neurology.org/doi/10.1212/...
Paper: www.neurology.org/doi/10.1212/...
Editorial: www.neurology.org/doi/10.1212/...
Mapping the Association of Cerebral Small Vessel Disease, Gray Matter Integrity, and Cognitive Function | Neurology
Background and ObjectivesCerebral small vessel disease (CSVD) is associated with an increased risk of cognitive
impairment and dementia. While its impact on white matter is well documented, CSVD-relat...
www.neurology.org
October 22, 2025 at 4:06 PM
Excited to share our new study, “Mapping the Association of Cerebral Small Vessel Disease, Gray Matter Integrity, and Cognitive Function”, now published in Neurology.
Paper: www.neurology.org/doi/10.1212/...
Editorial: www.neurology.org/doi/10.1212/...
Paper: www.neurology.org/doi/10.1212/...
Editorial: www.neurology.org/doi/10.1212/...
Reposted by Marvin Petersen
🚨 New paper in Nature Methods:
HippoMaps: multiscale cartography of the human hippocampus
Open-source tools & data to explore structure and function of the 🍤🧠 (histology, in/ex vivo MRI, iEEG)
Led by @jordandekraker.bsky.social
docs: hippomaps.readthedocs.io
paper: doi.org/10.1038/s415...
HippoMaps: multiscale cartography of the human hippocampus
Open-source tools & data to explore structure and function of the 🍤🧠 (histology, in/ex vivo MRI, iEEG)
Led by @jordandekraker.bsky.social
docs: hippomaps.readthedocs.io
paper: doi.org/10.1038/s415...
October 2, 2025 at 11:50 AM
🚨 New paper in Nature Methods:
HippoMaps: multiscale cartography of the human hippocampus
Open-source tools & data to explore structure and function of the 🍤🧠 (histology, in/ex vivo MRI, iEEG)
Led by @jordandekraker.bsky.social
docs: hippomaps.readthedocs.io
paper: doi.org/10.1038/s415...
HippoMaps: multiscale cartography of the human hippocampus
Open-source tools & data to explore structure and function of the 🍤🧠 (histology, in/ex vivo MRI, iEEG)
Led by @jordandekraker.bsky.social
docs: hippomaps.readthedocs.io
paper: doi.org/10.1038/s415...
Reposted by Marvin Petersen
This great piece by @addyosmani.bsky.social resonates strongly with my recent experience using AI coding agents
The 70% problem: Hard truths about AI-assisted coding
A field guide and why we need to rethink our expectations
addyo.substack.com
September 16, 2025 at 2:17 PM
This great piece by @addyosmani.bsky.social resonates strongly with my recent experience using AI coding agents
Reposted by Marvin Petersen
Reposted by Marvin Petersen
Do you ever wish you could just use python to pull together the files and code for running FSL's randomise? Me too! I made this: github.com/jmumford/ran... It will even replace the numbers in the file outputs with contrast names of your choosing (and replace corrp with 1minusp).
GitHub - jmumford/randomise-prep: Generate design matrices, contrasts, and scripts to set up FSL randomise analyses.
Generate design matrices, contrasts, and scripts to set up FSL randomise analyses. - jmumford/randomise-prep
github.com
September 12, 2025 at 1:41 AM
Do you ever wish you could just use python to pull together the files and code for running FSL's randomise? Me too! I made this: github.com/jmumford/ran... It will even replace the numbers in the file outputs with contrast names of your choosing (and replace corrp with 1minusp).
Reposted by Marvin Petersen
Launched in 2023, Imaging Neuroscience is now firmly established, with full indexing (PubMed, etc.) and 700 papers to date.
We're very happy to announce that we are able to reduce the APC to $1400.
Huge thanks to all authors, reviewers, editorial team+board, and MIT Press.
We're very happy to announce that we are able to reduce the APC to $1400.
Huge thanks to all authors, reviewers, editorial team+board, and MIT Press.
September 5, 2025 at 2:59 AM
Launched in 2023, Imaging Neuroscience is now firmly established, with full indexing (PubMed, etc.) and 700 papers to date.
We're very happy to announce that we are able to reduce the APC to $1400.
Huge thanks to all authors, reviewers, editorial team+board, and MIT Press.
We're very happy to announce that we are able to reduce the APC to $1400.
Huge thanks to all authors, reviewers, editorial team+board, and MIT Press.
Great new article by Matthijs Biesbroek and the Meta VCI Map Consortium now published in Stroke.
"Signature White Matter Hyperintensity Locations Associated With Vascular Risk Factors Derived From 15 653 Individuals"
www.ahajournals.org/doi/full/10....
"Signature White Matter Hyperintensity Locations Associated With Vascular Risk Factors Derived From 15 653 Individuals"
www.ahajournals.org/doi/full/10....
Signature White Matter Hyperintensity Locations Associated With Vascular Risk Factors Derived From 15 653 Individuals | Stroke
BACKGROUND: White matter hyperintensities (WMHs) of presumed vascular origin are common in the
elderly and are associated with vascular risk factors. There is evidence that vascular
risk factors, in p...
www.ahajournals.org
August 27, 2025 at 8:20 PM
Great new article by Matthijs Biesbroek and the Meta VCI Map Consortium now published in Stroke.
"Signature White Matter Hyperintensity Locations Associated With Vascular Risk Factors Derived From 15 653 Individuals"
www.ahajournals.org/doi/full/10....
"Signature White Matter Hyperintensity Locations Associated With Vascular Risk Factors Derived From 15 653 Individuals"
www.ahajournals.org/doi/full/10....
Reposted by Marvin Petersen
🚨 New preprint out! 🚨
“Translating the Transcriptome: A Connectomics Approach for Gene-Network Mapping and Clinical Application”
🔗 doi.org/10.1101/2025... 
🧵 A short thread:
“Translating the Transcriptome: A Connectomics Approach for Gene-Network Mapping and Clinical Application”
🔗 doi.org/10.1101/2025... 
🧵 A short thread:
August 22, 2025 at 2:21 PM
🚨 New preprint out! 🚨
“Translating the Transcriptome: A Connectomics Approach for Gene-Network Mapping and Clinical Application”
🔗 doi.org/10.1101/2025... 
🧵 A short thread:
“Translating the Transcriptome: A Connectomics Approach for Gene-Network Mapping and Clinical Application”
🔗 doi.org/10.1101/2025... 
🧵 A short thread:
Reposted by Marvin Petersen
I've been thinking a lot about the preprint in terms of my own career. I grew up academically in computational labs. My papers were abstract early on and they only got more abstract as I progressed. The model was: find a new exciting mathematical tool. Apply it to brain imaging data. Write it up. 1/
I still get chills
Meet Mike
*30+ years severe depression
*first hospitalized @ 13y
*20 meds
*3 rounds of ECT
*2 near-fatal suicide attempts
Mike felt joy for the first time in decades after we turned on his new brain pacemaker or PACE
see videos, read paper, follow thread
doi.org/10.31234/osf...
Meet Mike
*30+ years severe depression
*first hospitalized @ 13y
*20 meds
*3 rounds of ECT
*2 near-fatal suicide attempts
Mike felt joy for the first time in decades after we turned on his new brain pacemaker or PACE
see videos, read paper, follow thread
doi.org/10.31234/osf...
August 11, 2025 at 7:19 PM
I've been thinking a lot about the preprint in terms of my own career. I grew up academically in computational labs. My papers were abstract early on and they only got more abstract as I progressed. The model was: find a new exciting mathematical tool. Apply it to brain imaging data. Write it up. 1/
Reposted by Marvin Petersen
I still get chills
Meet Mike
*30+ years severe depression
*first hospitalized @ 13y
*20 meds
*3 rounds of ECT
*2 near-fatal suicide attempts
Mike felt joy for the first time in decades after we turned on his new brain pacemaker or PACE
see videos, read paper, follow thread
doi.org/10.31234/osf...
Meet Mike
*30+ years severe depression
*first hospitalized @ 13y
*20 meds
*3 rounds of ECT
*2 near-fatal suicide attempts
Mike felt joy for the first time in decades after we turned on his new brain pacemaker or PACE
see videos, read paper, follow thread
doi.org/10.31234/osf...
August 10, 2025 at 6:23 PM
I still get chills
Meet Mike
*30+ years severe depression
*first hospitalized @ 13y
*20 meds
*3 rounds of ECT
*2 near-fatal suicide attempts
Mike felt joy for the first time in decades after we turned on his new brain pacemaker or PACE
see videos, read paper, follow thread
doi.org/10.31234/osf...
Meet Mike
*30+ years severe depression
*first hospitalized @ 13y
*20 meds
*3 rounds of ECT
*2 near-fatal suicide attempts
Mike felt joy for the first time in decades after we turned on his new brain pacemaker or PACE
see videos, read paper, follow thread
doi.org/10.31234/osf...
Reposted by Marvin Petersen
Integrating and interpreting brain maps | doi.org/10.1016/j.ti...
Imaging and recording technologies make it possible to map multiple biological features of the brain. How can these features be conceptually integrated into a coherent understanding of brain structure and function? ⤵️
Imaging and recording technologies make it possible to map multiple biological features of the brain. How can these features be conceptually integrated into a coherent understanding of brain structure and function? ⤵️
August 4, 2025 at 2:27 PM
Integrating and interpreting brain maps | doi.org/10.1016/j.ti...
Imaging and recording technologies make it possible to map multiple biological features of the brain. How can these features be conceptually integrated into a coherent understanding of brain structure and function? ⤵️
Imaging and recording technologies make it possible to map multiple biological features of the brain. How can these features be conceptually integrated into a coherent understanding of brain structure and function? ⤵️
Reposted by Marvin Petersen
🧠 NEW PREPRINT
Many-Two-One: Diverse Representations Across Visual Pathways Emerge from A Single Objective
www.biorxiv.org/content/10.1...
Many-Two-One: Diverse Representations Across Visual Pathways Emerge from A Single Objective
www.biorxiv.org/content/10.1...
Many-Two-One: Diverse Representations Across Visual Pathways Emerge from A Single Objective
How the human brain supports diverse behaviours has been debated for decades. The canonical view divides visual processing into distinct "what" and "where/how" streams – however, their origin and inde...
www.biorxiv.org
July 30, 2025 at 1:32 PM
🧠 NEW PREPRINT
Many-Two-One: Diverse Representations Across Visual Pathways Emerge from A Single Objective
www.biorxiv.org/content/10.1...
Many-Two-One: Diverse Representations Across Visual Pathways Emerge from A Single Objective
www.biorxiv.org/content/10.1...
Reposted by Marvin Petersen
Check out our new review/perspective (w/ @juangallego.bsky.social & Devika Narain) on neural manifolds in the brain! It was a lot of fun to think through these ideas over the past couple of years, and I'm excited it's finally out in the world!
🔗: www.nature.com/articles/s41...
📄: rdcu.be/ex8hW
🔗: www.nature.com/articles/s41...
📄: rdcu.be/ex8hW
A neural manifold view of the brain - Nature Neuroscience
Recent advances in neuroscience have revealed how neural population activity underlying behavior can be well described by topological objects called neural manifolds. Understanding how nature, nurture...
www.nature.com
July 29, 2025 at 7:06 PM
Check out our new review/perspective (w/ @juangallego.bsky.social & Devika Narain) on neural manifolds in the brain! It was a lot of fun to think through these ideas over the past couple of years, and I'm excited it's finally out in the world!
🔗: www.nature.com/articles/s41...
📄: rdcu.be/ex8hW
🔗: www.nature.com/articles/s41...
📄: rdcu.be/ex8hW
Reposted by Marvin Petersen
1
To predict the behaviour of a primate, would you rather base your guess on a closely related species or one with a similar brain shape? We looked at brains & behaviours of 70 species, you’ll be surprised!
🧵Thread on our new preprint with @r3rt0.bsky.social , doi.org/10.1101/2025...
To predict the behaviour of a primate, would you rather base your guess on a closely related species or one with a similar brain shape? We looked at brains & behaviours of 70 species, you’ll be surprised!
🧵Thread on our new preprint with @r3rt0.bsky.social , doi.org/10.1101/2025...
July 27, 2025 at 5:26 PM
1
To predict the behaviour of a primate, would you rather base your guess on a closely related species or one with a similar brain shape? We looked at brains & behaviours of 70 species, you’ll be surprised!
🧵Thread on our new preprint with @r3rt0.bsky.social , doi.org/10.1101/2025...
To predict the behaviour of a primate, would you rather base your guess on a closely related species or one with a similar brain shape? We looked at brains & behaviours of 70 species, you’ll be surprised!
🧵Thread on our new preprint with @r3rt0.bsky.social , doi.org/10.1101/2025...
Reposted by Marvin Petersen
How can we best use AI in science?
Myself and 9 other research fellows from @imperial-ix.bsky.social use AI methods in domains from plant biology (🌱) to neuroscience (🧠) and particle physics (🎇).
Together we suggest 10 simple rules @plos.org 🧵
doi.org/10.1371/jour...
Myself and 9 other research fellows from @imperial-ix.bsky.social use AI methods in domains from plant biology (🌱) to neuroscience (🧠) and particle physics (🎇).
Together we suggest 10 simple rules @plos.org 🧵
doi.org/10.1371/jour...
July 25, 2025 at 10:58 AM
How can we best use AI in science?
Myself and 9 other research fellows from @imperial-ix.bsky.social use AI methods in domains from plant biology (🌱) to neuroscience (🧠) and particle physics (🎇).
Together we suggest 10 simple rules @plos.org 🧵
doi.org/10.1371/jour...
Myself and 9 other research fellows from @imperial-ix.bsky.social use AI methods in domains from plant biology (🌱) to neuroscience (🧠) and particle physics (🎇).
Together we suggest 10 simple rules @plos.org 🧵
doi.org/10.1371/jour...
Reposted by Marvin Petersen
1/11 Excited to share our @Naturestudy led by @leonooi.bsky.social @csabaorban.bsky.social @shaoshiz.bsky.social
AI performance is known to scale with logarithm of sample size (Kaplan 2020), but in many domains, sample size can be # participants or # measurements...
doi.org/10.1038/s415...
AI performance is known to scale with logarithm of sample size (Kaplan 2020), but in many domains, sample size can be # participants or # measurements...
doi.org/10.1038/s415...
July 17, 2025 at 1:36 AM
1/11 Excited to share our @Naturestudy led by @leonooi.bsky.social @csabaorban.bsky.social @shaoshiz.bsky.social
AI performance is known to scale with logarithm of sample size (Kaplan 2020), but in many domains, sample size can be # participants or # measurements...
doi.org/10.1038/s415...
AI performance is known to scale with logarithm of sample size (Kaplan 2020), but in many domains, sample size can be # participants or # measurements...
doi.org/10.1038/s415...
Reposted by Marvin Petersen
When you smell a rose, more than 800 different odorants enter your nose and bind to olfactory receptors expressed in the cell membranes of various neurons, which fire to create a pattern interpreted by the brain.
www.quantamagazine.org/how-smell-gu...
www.quantamagazine.org/how-smell-gu...
July 3, 2025 at 8:04 PM
When you smell a rose, more than 800 different odorants enter your nose and bind to olfactory receptors expressed in the cell membranes of various neurons, which fire to create a pattern interpreted by the brain.
www.quantamagazine.org/how-smell-gu...
www.quantamagazine.org/how-smell-gu...
Reposted by Marvin Petersen
Kidney Function and Cerebral Small Vessel Disease
bit.ly/HeinzeRL25 (FREE)
@felenae.bsky.social @petersenm.bsky.social #CKD
bit.ly/HeinzeRL25 (FREE)
@felenae.bsky.social @petersenm.bsky.social #CKD
July 2, 2025 at 10:02 AM
Kidney Function and Cerebral Small Vessel Disease
bit.ly/HeinzeRL25 (FREE)
@felenae.bsky.social @petersenm.bsky.social #CKD
bit.ly/HeinzeRL25 (FREE)
@felenae.bsky.social @petersenm.bsky.social #CKD
Reposted by Marvin Petersen
The splendour of unthresholded brain maps apertureneuro.org/article/1406...
June 30, 2025 at 2:41 PM
The splendour of unthresholded brain maps apertureneuro.org/article/1406...
Reposted by Marvin Petersen
NetNeuroLab posters + talks at @ohbmofficial.bsky.social
synapse types! neurotransmission connectomes! mouse maps! neuromorphic networks! generative models! neuropeptides! ⤵️
synapse types! neurotransmission connectomes! mouse maps! neuromorphic networks! generative models! neuropeptides! ⤵️
June 23, 2025 at 2:57 PM
NetNeuroLab posters + talks at @ohbmofficial.bsky.social
synapse types! neurotransmission connectomes! mouse maps! neuromorphic networks! generative models! neuropeptides! ⤵️
synapse types! neurotransmission connectomes! mouse maps! neuromorphic networks! generative models! neuropeptides! ⤵️
Reposted by Marvin Petersen
NSB Lab (past & present) has a host of workshops, talks, symposia, and posters to present at #OHBM2025!
On Tuesday, Daniel Margulies and @alexfornito.bsky.social are running the educational session on Brain Modes, Components, and Gradients. Interested in whole-brain structure and function...?
On Tuesday, Daniel Margulies and @alexfornito.bsky.social are running the educational session on Brain Modes, Components, and Gradients. Interested in whole-brain structure and function...?
a man in a leather jacket is looking up and saying `` big brain '' while standing in front of a building .
ALT: a man in a leather jacket is looking up and saying `` big brain '' while standing in front of a building .
media.tenor.com
June 20, 2025 at 6:44 AM
NSB Lab (past & present) has a host of workshops, talks, symposia, and posters to present at #OHBM2025!
On Tuesday, Daniel Margulies and @alexfornito.bsky.social are running the educational session on Brain Modes, Components, and Gradients. Interested in whole-brain structure and function...?
On Tuesday, Daniel Margulies and @alexfornito.bsky.social are running the educational session on Brain Modes, Components, and Gradients. Interested in whole-brain structure and function...?
Reposted by Marvin Petersen
Amazing new paper on individual development of E/I balance during adolescence, first-authored by @amnsbr.bsky.social!
Read @ Science Advances: www.science.org/doi/10.1126/...
Bonus: Amin developed a tool to run biophysical network modelling on GPUs – because why shouldn't he?
cubnm.readthedocs.io
Read @ Science Advances: www.science.org/doi/10.1126/...
Bonus: Amin developed a tool to run biophysical network modelling on GPUs – because why shouldn't he?
cubnm.readthedocs.io
June 5, 2025 at 1:45 PM
Amazing new paper on individual development of E/I balance during adolescence, first-authored by @amnsbr.bsky.social!
Read @ Science Advances: www.science.org/doi/10.1126/...
Bonus: Amin developed a tool to run biophysical network modelling on GPUs – because why shouldn't he?
cubnm.readthedocs.io
Read @ Science Advances: www.science.org/doi/10.1126/...
Bonus: Amin developed a tool to run biophysical network modelling on GPUs – because why shouldn't he?
cubnm.readthedocs.io
Reposted by Marvin Petersen
RELEASE THE KRAKEN(CODER)!
Ever struggle deciding which connectome pipeline to use or want to map between structure and function? Our multi-modal connectome mapping and fusion tool-the Krakencoder-can help! Brilliant Keith Jamison led this work, code available! www.nature.com/articles/s41...
Ever struggle deciding which connectome pipeline to use or want to map between structure and function? Our multi-modal connectome mapping and fusion tool-the Krakencoder-can help! Brilliant Keith Jamison led this work, code available! www.nature.com/articles/s41...
June 5, 2025 at 1:55 PM
RELEASE THE KRAKEN(CODER)!
Ever struggle deciding which connectome pipeline to use or want to map between structure and function? Our multi-modal connectome mapping and fusion tool-the Krakencoder-can help! Brilliant Keith Jamison led this work, code available! www.nature.com/articles/s41...
Ever struggle deciding which connectome pipeline to use or want to map between structure and function? Our multi-modal connectome mapping and fusion tool-the Krakencoder-can help! Brilliant Keith Jamison led this work, code available! www.nature.com/articles/s41...
Reposted by Marvin Petersen
I am currently at #ESOC2025 with the @csi-lab.bsky.social to present latest findings on #sleep and cerebral small vessel disease ( #CSVD )
❤️ Big thanks to the whole team for this wonderful dataset including excellent #neuroimaging 🧠
❤️ Big thanks to the whole team for this wonderful dataset including excellent #neuroimaging 🧠
May 22, 2025 at 3:30 PM
I am currently at #ESOC2025 with the @csi-lab.bsky.social to present latest findings on #sleep and cerebral small vessel disease ( #CSVD )
❤️ Big thanks to the whole team for this wonderful dataset including excellent #neuroimaging 🧠
❤️ Big thanks to the whole team for this wonderful dataset including excellent #neuroimaging 🧠