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Jacob Bellmund

@jacobbellmund.bsky.social
440 followers 877 following 135 posts

Data Scientist, PhD in Cog Neuro

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Jacob Bellmund @jacobbellmund.bsky.social · 25/09/2025
Fascinating work! 👇
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Mattan S. Ben-Shachar @mattansb.msbstats.info · 15/09/2025
New blog post! Ever wonder what geom_histogram is actually doing? How about geom_boxplot? In celebration of the release of #ggplot2 4.0.0 (ggplot8?), I explore the relationships between the “geoms” and “stats” offered by the core {ggplot2} functions. #rstats
blog.msbstats.info
Exploring {ggplot2}’s Geoms and Stats – Stat’s What It’s All About
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Jacob Bellmund @jacobbellmund.bsky.social · 19/09/2025
On my way home from #positconf. It was wonderful to meet you all to talk data science and the like! #positconf2025
A wall full of colorful hex stickers from open source software packages.
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Russell Epstein @russellepstein.bsky.social · 19/08/2025
Our new paper, “A neural compass in the human brain during naturalistic human navigation” is out in @sfnjournals.bsky.social! First-author @zhenganglu.bsky.social led the charge, with Josh Julian and collaborator @gkaguirre.com. www.jneurosci.org/content/earl...
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Martin Hebart @martinhebart.bsky.social · 23/06/2025
What makes humans similar or different to AI? In a paper out in @natmachintell.nature.com led by @florianmahner.bsky.social & @lukasmut.bsky.social, w/ Umut Güclü, we took a deep look at the factors underlying their representational alignment, with surprising results. www.nature.com/articles/s42...
nature.com
Dimensions underlying the representational alignment of deep neural networks with humans - Nature Machine Intelligence
An interpretability framework that compares how humans and deep neural networks process images has been presented. Their findings reveal that, unlike humans, deep neural networks focus more on visual ...
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Thomas Lin Pedersen @thomasp85.com · 12/05/2025
Mastering typefaces and fonts in #rstats has always been harder than it should. I have tried to collect much of my relevant knowledge in this deep-dive blog post so you can spend your time picking the right typeface instead of cursing at the computer
tidyverse.org
Fonts in R
Taking control of fonts and text rendering in R can be challenging. This deep-dive teaches you everything (and then some) you need to know to keep your sanity
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Martin Hebart @martinhebart.bsky.social · 11/12/2024
I promised to write about my thoughts on the status of the field of neuroAI, some of the big challenges we are facing, and the approaches we are taking to address them. This is super selective on the topic of finding a good model but in my view it affects the field as a whole. Here we go. 🧵
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Hetan Shah @hetanshah.bsky.social · 22/11/2024
So @ourworldindata.org is making it easier to reuse our data through enhanced data downloads and a chart data API ourworldindata.org/easier-to-re...
ourworldindata.org
We've made it much easier to reuse our data
An overview of our new features: enhanced data downloads and the Chart Data API.
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Jacob Bellmund @jacobbellmund.bsky.social · 27/08/2024
Über 350 @rasenfunk.social Hörer*innen haben die Tabelle der Männer-Bundesliga getippt. So sieht die Verteilung der Tipps aus. Sehen wir drei Zweikämpfe in den Top 6? Danke fürs Teilen der Daten, @gnetzer.bsky.social! #rasenfunk #ggplot2 📊
Die Abbildung zeigt die Verteilung der Tabellentipps von 354 Rasenfunk Hörer*innen für die Bundesliga der Männer. Die Variabilität ist gering für die Top 6, hoch für die Plätze 7-15 und dann wieder geringer für die Plätze 16-18. In den Top 6 gibt es Zweikämpfe jeweils zwischen FCB und LEV, BVB und RaBa sowie zwischen SGE und VfB.
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Weverthon Machado @weverthon.com · 24/07/2024
📊When teaching or giving a talk, do you like presenting plots step by step, revealing e.g. one group at a time? This is often useful for walking through complex results. I made a R package that makes it extremely easy to do this! ggreveal: Reveal a ggplot incrementally #rstats #dataviz #ggplot2
weverthon.com
Reveal a ggplot incrementally
Provides functions that make it easy to reveal ggplot2 graphs incrementally. The functions take a ggplot2 object and return a list of plots showing data incrementally by panels, layers, groups, the va...
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Reposted by Jacob Bellmund
Cédric Scherer @cedricscherer.com · 05/03/2024
Where are all the ggplot2 folks? The ggplot feed is almost empty 😢 Let's make this the new platform for all the wonderful visualizations created with #rstats 💪
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Cédric Scherer @cedricscherer.com · 11/02/2024
I've just created a ggplot2 feed 👨‍💻📊👩‍💻 Give it a follow if you want to see relevant content related to your favorite code-first data visualization library 🙌 bsky.app/profile/did:...
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Jacob Bellmund @jacobbellmund.bsky.social · 10/02/2024
Our new paper is out in Nature Comms. Great work by Alex Nitsch, which shows grid-like encoding of an abstract value space! www.nature.com/articles/s41...
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Dustin Haraden @dustinharaden.bsky.social · 15/11/2023
Everyone needs to know about `easystats` in R It is so much fun to use and then share with students Teaching on regression and just used the check_model() function and look at this beautiful figure
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Sofie Valk @sofievalk.bsky.social · 21/12/2023
Hello hello! Do you like/love the work of my team and me? Want to work on the intersection of genes, the brain, and social behavior? (in human neuroimaging). I have a PhD position available (start early 2024) shorturl.at/axDNT
shorturl.at
PhD Position in Cognitive Neuroscience | Karriereportal Max-Planck-Institut für Kognitions- und Ne...
PhD Position in Cognitive Neuroscience | Karriereportal Max-Planck-Institut für Kognitions- und Neurowissenschaften
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BJKS Podcast @bjkspod.bsky.social · 04/12/2023
1/n Trying out Blue Sky Would be fantastic if some former guests could retweet/whatever you call it here, so I'm not starting from scratch again @matthiasnau.bsky.social @jzberman.bsky.social @eikofried.bsky.social @katejj.bsky.social @erikwengstrom.bsky.social @jacobbellmund.bsky.social
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Marc L Seal @parkvillegeek.bsky.social · 26/11/2023
Mining the neuroimaging literature | #bioRxiv www.biorxiv.org/content/10.1...
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Elliott Wimmer @elliottwimmer.bsky.social · 30/10/2023
Postdoc job alert! We have an opening in our growing group. The research will focus on neuroimaging of memory and goal-directed decision-making, with decoding of representations with MEG (+ RL, mood, and computational psychiatry) @ UCL @ FIL @ Max Planck UCL Centre
https://lmdlab.github.io/
Learning Memory & Decision lab at UCL
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Jacob Bellmund @jacobbellmund.bsky.social · 15/10/2023
Hello, world!
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Jacob Bellmund @jacobbellmund.bsky.social · 02/08/2022
Some cool resources to learn about the brain for kids in the replies to this tweet 👇 https://t.co/eylVE8XDHQ
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Jacob Bellmund @jacobbellmund.bsky.social · 18/05/2022
Thrilled to be at the Functional Architecture of Memory Conference @LIN_Magdeburg this week!
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Jacob Bellmund @jacobbellmund.bsky.social · 23/11/2021
A structured scaffold underlies activity in the hippocampus. This preprint by Dounia Moulder & @FieteGroup looks very exciting! www.biorxiv.org/content/10.1101/202…
biorxiv.org
A structured scaffold underlies activity in the hippocampus
Place cells are believed to organize memory across space ...
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Jacob Bellmund @jacobbellmund.bsky.social · 13/10/2021
The Basis of Navigation Across Species. Cody Freas & Ken Cheng review animal #navigation from large-scale migratory behaviors to local foraging. Out in @AnnualReviews www.annualreviews.org/doi/10.1146/a…
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Jacob Bellmund @jacobbellmund.bsky.social · 30/08/2021
Latest #preprint by @torgeirwaaga from the group of @MayBrittMoser & @EdvardMoser with @yoramburak: Grid-cell modules remain coordinated when neural activity is dissociated from external sensory cues www.biorxiv.org/content/10.1101/202… @KISNeuro
biorxiv.org
Grid-cell modules remain coordinated when neural activity...
The representation of an animal’s position in the medial ...
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Jacob Bellmund @jacobbellmund.bsky.social · 11/08/2021
How does grid-cell firing look in flying bats? @gilyginosar et al. show a locally ordered representation of 3D space in the entorhinal cortex www.nature.com/articles/s41586-021-…
nature.com
Locally ordered representation of 3D space in the entorhi...
Recordings from the brains of freely flying bats show tha...
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Jacob Bellmund @jacobbellmund.bsky.social · 10/08/2021
Replay in minds and machines. Cool new review by @lnnrtwttkhn, Samson Chien, @SHallMcMaster & @nico_schuck www.sciencedirect.com/science/artic…
sciencedirect.com
ScienceDirect
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Jacob Bellmund @jacobbellmund.bsky.social · 14/06/2021
Enjoyed reading @gershbrain's new opinion piece in @NeuroCellPress. Like the arguments for why discovery needs theory – we don't have an "innocent eye" and we use theoretical concepts when interpreting the output of "hypothesis-free" algorithms...
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Jacob Bellmund @jacobbellmund.bsky.social · 23/04/2021
New #preprint with @lorenadeuker, @NicoleMontijn & @doellerlab! We show that the hippocampus represents temporal relations of events based on subjectively constructed time – and that it generalizes relational knowledge across episodes!...
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Jacob Bellmund @jacobbellmund.bsky.social · 06/04/2021
What are grid-like responses doing in the orbitofrontal cortex? Curious to read Clara Raithel & Jay Gottfried's take on this psycnet.apa.org/doiLanding?doi=10.1…
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Jacob Bellmund @jacobbellmund.bsky.social · 30/03/2021
Cool to see the latest by @Mennopw's group in @elife: Local projections of layer Vb-to-Va are more prominent in lateral than in medial entorhinal cortex https://elifesciences.org/articles/… Congrats Shinya, Stefan, @NairRajeevkumar & @MaxNigro_Neuro et al.!...
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Jacob Bellmund @jacobbellmund.bsky.social · 17/03/2021
Interesting preprint from Matt Nolan's group: Analogue representation of a spatial memory by ramp-like neural activity in retrohippocampal cortex www.biorxiv.org/content/10.1101/202…
biorxiv.org
Analogue representation of a spatial memory by ramp-like ...
When solving navigational problems, remembering that a cr...
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Jacob Bellmund @jacobbellmund.bsky.social · 15/03/2021
Still making your agenda for poster session E at #CNS2021 ? Stop by at E55! Starts in just under 1h @CNSmtg twitter.com/jacobbellmund/status/13…
twitter.com
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Jacob Bellmund @jacobbellmund.bsky.social · 14/03/2021
PSA for non-US-based attendees of #CNS2021 (via @DoKuhrt): the US are on daylight saving time as of this morning. Achievement unlocked: Time zone confusion!
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Jacob Bellmund @jacobbellmund.bsky.social · 13/03/2021
Data blitzes at #CNS2021 start now. Much looking forward to a jam-packed session of cool talks! twitter.com/jacobbellmund/status/13…
twitter.com
x.com
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Jacob Bellmund @jacobbellmund.bsky.social · 13/03/2021
#CNS2021 is about to start! Interested in constructive #memory, sequences and the generalization of relational knowledge? Come see my data blitz talk (session 4 beginning 11 ET today) and stop by my poster (E55, Tuesday, 4-6 ET)!
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Jacob Bellmund @jacobbellmund.bsky.social · 11/02/2021
Great to see this cool project out in @NatureHumBehav: @andyheusser, Fitzpatrick & @jeremyRmanning model naturalistic experience and memories thereof as trajectories through word-embedding space www.nature.com/articles/s41562-021-…
nature.com
Geometric models reveal behavioural and neural signatures...
Heusser, Fitzpatrick and Manning use geometric models to ...
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Jacob Bellmund @jacobbellmund.bsky.social · 04/02/2021
Scalable representation of time in the hippocampus. Really enjoyed reading this paper in @ScienceAdvances showing temporal scaling of time cell activity. The representation stretches/compresses when the interval length changes advances.sciencemag.org/content/7/6…...
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Jacob Bellmund @jacobbellmund.bsky.social · 19/01/2021
Now out in @NeuroImage_EiC: Effect of Wearing a Face Mask on fMRI BOLD Contrast. Spoiler: It does not seem to affect task activation much www.sciencedirect.com/science/artic…
sciencedirect.com
ScienceDirect
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Jacob Bellmund @jacobbellmund.bsky.social · 08/01/2021
Super exciting work by @ale_bongioanni, @LennartVerhagen, Matthew Rushworth & @MKFlugge et al. out in @nature, been looking forward to seeing this! A grid coding scheme for a space of choices www.nature.com/articles/s41586-020-…
nature.com
Activation and disruption of a neural mechanism for novel...
The primate medial frontal cortex has a key role in media...
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Jacob Bellmund @jacobbellmund.bsky.social · 03/01/2021
Heute geht es in "Wissenschaft im Brennpunkt" von @Dlf_Forschung um #Navigation, räumliches Denken und kognitive Karten. Stolz, dass ich dabei sein durfte, um neben Markus Knauff, @doellerlab, @WolbersLab & Nikolai Axmacher meine Arbeit vorzustellen!...
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Jacob Bellmund @jacobbellmund.bsky.social · 22/12/2020
If rats can predict where @_AndyAlexander will move his laser pointer, you can finish that thing you need to get done before the holidays. Really like this project 👇 https://t.co/6msVZsPAHh
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Jacob Bellmund @jacobbellmund.bsky.social · 19/12/2020
Hippocampal neurons construct a map of an abstract value space. Must-read preprint by @EricBKnudsen1 & Joni Wallis www.biorxiv.org/content/10.1101/202…
biorxiv.org
Hippocampal neurons construct a map of an abstract value ...
The hippocampus is thought to encode a ‘cognitive map’, a...
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Jacob Bellmund @jacobbellmund.bsky.social · 18/12/2020
Preprint on hippocampal neurons that track moments in an event sequences looks interesting. Time cells? www.biorxiv.org/content/10.1101/202…
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Jacob Bellmund @jacobbellmund.bsky.social · 08/12/2020
Very interesting work by @rmgrieves et al. now on biorxiv. Summary below 👇 https://t.co/hGvVgn97JA
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Jacob Bellmund @jacobbellmund.bsky.social · 03/12/2020
When the "submit your review" link directly takes you to the "reset password" page of the editorial manager... Well, saved me a few clicks.
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Jacob Bellmund @jacobbellmund.bsky.social · 02/12/2020
Excited to be speaking (virtually) today at my alma mater Philipps- @Uni_MR about careers in science! #academiclife
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Jacob Bellmund @jacobbellmund.bsky.social · 26/11/2020
Structuring Knowledge with Cognitive Maps and Cognitive Graphs. Review by @michael_peer_, @IvaBrunec, @NoraNewcombe & @epstein_lab in @TrendsCognSci. Straight to the top of my reading list!...
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Jacob Bellmund @jacobbellmund.bsky.social · 25/11/2020
Check out this new paper led by @JamesWardAntony! Very cool project and great thread summary! https://t.co/pmBuV2G4rg
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Jacob Bellmund @jacobbellmund.bsky.social · 24/11/2020
Representations of common event structure in medial temporal lobe and frontoparietal cortex support efficient inference. Interesting new paper by @NealWMorton, @megschlichting & @preston_lab www.pnas.org/content/early/2020/11/…
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Jacob Bellmund @jacobbellmund.bsky.social · 17/11/2020
Really enjoyed reading this call for cross-species neuroscience by @HelenCBarron, Rogier Mars (@NeuroecologyLab), David Dupret, Jason Lerch & @CSampaioBaptist in @RSocPublishing. royalsocietypublishing.org/doi/10.1…
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