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Alexander Mathis

@trackingskills.bsky.social
2.2K followers 229 following 61 posts

Hacker, Computational Neuroscience, ML beyond logistic regression, bear and muscle spindle aficionado. Passionate about open source: DeepLabCut, DLC2action, hBehaveMAE — see mathislab.org for details.

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Alexander Mathis @trackingskills.bsky.social · 26/06/2026
www.linkedin.com/posts/alexan...
linkedin.com
We are seeking two postdoctoral fellows to join our team working at the intersection of artificial intelligence and neuroscience. Our research is built around three intertwined questions: how to… | ...
We are seeking two postdoctoral fellows to join our team working at the intersection of artificial intelligence and neuroscience. Our research is built around three intertwined questions: how to mea...
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Venki Murthy @neurovenki.bsky.social · 25/06/2026
Our paper on olfactory evidence accumulation is now officially published with the final clean version! With @luxorboero.bsky.social, Hao Wu, @josephdzak.bsky.social, @paulmasset.bsky.social, Farhad Pashakhanloo, @siddjakes.bsky.social, @btolooshams.bsky.social & Demba Ba.
nature.com
Perception and neural representation of intermittent odor stimuli in mice - Nature Communications
Animals navigate odor plumes by exploiting dynamic and intermittent cues. Here, the authors show that mice can discriminate among different fluctuating odor signals, and characterize their neural enco...
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Simons Foundation @simonsfoundation.org · 16/06/2026
In a new @cp-neuron.bsky.social article, members of the Simons Collaboration on Ecological Neuroscience (SCENE) outline their plans to investigate how the brain links perception, cognition and action by encoding environmental affordances: bit.ly/49YfgaE
cell.com
The Simons Collaboration on Ecological Neuroscience: Studying how the brain interacts with the world
The Simons Collaboration on Ecological Neuroscience (SCENE) seeks to uncover general principles of brain function through an ecological perspective: studying perception, cognition, and action in the c...
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Alexander Mathis @trackingskills.bsky.social · 21/06/2026
Our team leaving a sedge meadow next to our camp in Alaska on my last night. Studying bears in their natural habitat is really one of my favorite side quests.
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Alexander Mathis @trackingskills.bsky.social · 22/05/2026
Enjoying that ☕️- officially got tenure 🤗! Thanks to all my amazing students and collaborators for making the tenure-track time very enjoyable!!
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Alexander Mathis @trackingskills.bsky.social · 21/05/2026
I‘m looking for postdoc candidates in computer vision and control theory (2 positions). Get in touch if you’re interested.
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Neuroskeptic @neuroskeptic.bsky.social · 19/05/2026
Enhanced processing of cartoons in infant visual cortex www.biorxiv.org/content/10.6... This fMRI study compared the original Lion King to the "realistic" remake!
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Satpreet (Sat) Singh @satpreetsingh.bsky.social · 28/03/2026
Talk recordings from our CoSyNe 2026 workshop on Agent-based Models in Neuroscience are now online! Playlist: www.youtube.com/playlist?lis... RL agents and theory, interoception, biomechanical models connectome-constrained models, and more. #CoSyNe #NeuroAI #CompNeuro #RL #EmbodiedAI
youtube.com
CoSyNe 2026 Agents in Neuroscience Workshop - YouTube
https://neuro-agent-models.github.io/
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EPFL Brain Mind Institute @epfl-brainmind.bsky.social · 23/04/2026
Two new @epfl-brainmind.bsky.social group reviews: The lab of Alexander Mathis @trackingskills.bsky.social: The behavior biopsy: Interpreting animal behavior as embodied, situated, and hierarchical doi.org/10.1016/j.co...
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Sam Gershman @gershbrain.bsky.social · 10/02/2026
If you work at the intersection of computational neuroscience and machine learning, consider applying for this postdoc position (January 2027 start date): academicpositions.harvard.edu/postings/15868 An opportunity to work with a great group of people across Harvard, MIT, and UC Berkeley.
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Ricard Solé @ricardsole.bsky.social · 08/02/2026
Why did consciousness evolve at all? A superb special issue of @royalsocietypublishing.org brings together experts across disciplines to explore the functions of consciousness and why it emerged in some species but not others. @tecumsehfitch.bsky.social royalsocietypublishing.org/rstb/issue/3...
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Alexander Mathis @trackingskills.bsky.social · 05/02/2026
Check our latest work to model the sensorimotor pathway of grasping in primates also advancing embodied AI www.biorxiv.org/content/10.6...
biorxiv.org
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EPFL Brain Mind Institute @epfl-brainmind.bsky.social · 14/01/2026
EPFL ELISIR apps now open go.epfl.ch/ELISIR. Fantastic opportunity for young neuroscientists to start an independent lab right after PhD, just like @epfl-brainmind.bsky.social ELISIR group leaders @jamespriestley.bsky.social & @ashleymaynard.bsky.social. www.youtube.com/watch?v=qjPD... 👉 April 1 26
go.epfl.ch
EPFL Life Sciences Early Independent Research Scholar (ELISIR)
From exceptional PhD directly to independent group leader
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EPFL Brain Mind Institute @epfl-brainmind.bsky.social · 26/01/2026
Identifying individual wild animals is key for conservation. The lab of @epfl-brainmind.bsky.social professor Alexander Mathis @trackingskills.bsky.social uses AI and images of Alaskan brown bears to non-invasively identify individuals & their behavior across seasons & years doi.org/10.1016/j.cu...
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Nature Reviews Neuroscience @natrevneuro.nature.com · 04/12/2025
Joint modelling of brain and behaviour dynamics with artificial intelligence — a Review by Mackenzie Weygandt Mathis & Alexander Mathis @trackingactions.bsky.social @trackingskills.bsky.social #neuroscience #neuroskyence www.nature.com/articles/s41...
nature.com
Joint modelling of brain and behaviour dynamics with artificial intelligence - Nature Reviews Neuroscience
Artificial intelligence is rapidly advancing our mechanistic understanding of the shared structure between the brain and higher-order behaviours. In this Review, Mathis and Mathis synthesize state-of-...
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MoMA Paintings and Sculpture @moma.bsky.social · 18/11/2025
Oscar Domínguez, Nostalgia of Space, 1939 botfrens.com/collections/14377/cont…
Gift of Peggy Guggenheim
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Alexander Mathis @trackingskills.bsky.social · 16/11/2025
You can learn about the work at #sfn2025 on Wednesday afternoon www.abstractsonline.com/pp8/#!/21171...
abstractsonline.com
Program Planner
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Alexander Mathis @trackingskills.bsky.social · 16/11/2025
Great talk by Alessandro Marin Vargas at the #salk motor systems symposium!! www.salk.edu/events/scien...
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Alexander Mathis @trackingskills.bsky.social · 15/11/2025
If you’re at SfN, see the poster on DeepLabCut 3 where n Monday 8-12 Swing by to talk to @trackingactions.bsky.social and me this and about the DLC ecosystem!
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The Kavli Foundation @kavlifoundation.org · 01/11/2025
AI tools like DeepLabCut and SuperAnimal are changing how scientists study movement, helping them understand how brain activity drives behavior. Read more: bit.ly/4qnX7JF @trackingactions.bsky.social @deeplabcut.bsky.social
bit.ly
How AI Is Changing Neuroscience Discovery
AI is altering how scientists study the brain
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Mackenzie Weygandt Mathis @trackingactions.bsky.social · 13/11/2025
Want to help shape the SCENE collaboration?! Join us as an executive director: www.cam.ac.uk/jobs/scene-m...
cam.ac.uk
SCENE Manager
The Simons Collaboration on Ecological Neuroscience (SCENE): SCENE is an international consortium of 20 leading researchers in the fields of Computational, Systems and Cognitive Neuroscience, and
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Andres Bendesky @bendeskylab.com · 21/10/2025
New faculty job opening at @zuckermanbrain.bsky.social @columbiauniversity.bsky.social Come be our colleague! Application deadline: November 22 apply.interfolio.com/176153
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Gioele La Manno @gioelelamanno.bsky.social · 16/10/2025
🧠 The Lipid #Brain Atlas is out now! If you think #lipids are boring and membranes are all the same, prepare to be surprised. Led by @lucafusarbassini.bsky.social with Giovanni D'Angelo's lab, we mapped membrane lipids in the mouse brain at high resolution. www.biorxiv.org/cgi/content/...
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Oisin Mac Aodha @oisinmacaodha.bsky.social · 16/10/2025
Interested in doing a PhD in machine learning at the University of Edinburgh starting Sept 2026? My group works on topics in vision, machine learning, and AI for climate. For more information and details on how to get in touch, please check out my website: homepages.inf.ed.ac.uk/omacaod
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Alexander Mathis @trackingskills.bsky.social · 17/10/2025
The team just picked up the latest data from the Swiss National Parc. Full of goodies - find out more about the first paper from the project: eceo-epfl.github.io/MammAlps/
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Tim Vogels @tpvogels.bsky.social · 06/10/2025
“Mapping ion channel function” doi.org/10.7554/eLif... isn’t exactly a citation slayer, but it’s still one of my favourites (& my first independent project). Today we push pt 2, where we trace code origin & unite almost all channel models in a common expression. Boom! www.biorxiv.org/content/10.1...
biorxiv.org
An ion channel omnimodel for standardized biophysical neuron modelling
Biophysical neuron modeling is an indispensable tool in neuroscience research, with the combination of diverse ion channel kinetics and morphologies being used to explain various single-neuron propert...
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Christine Hallquist @christinehallquist.bsky.social · 06/10/2025
Smuggler's Notchnin Jeffesonville Vermont
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Center for Lifespan Psychology, MPI for Human Development @lipmpib.bsky.social · 04/10/2025
The Neuroscience School for Advanced Studies "Brain Plasticity: Neural Basis of Individuality" led by LIP Director Ulman Lindenberger and Tobias Bonhoeffer @mpiforbi.bsky.social has just ended at San Servolo, Venice! #nsas
Group photo in front of old church in green scenery
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Rebecca R Helm @rebeccarhelm.bsky.social · 24/09/2025
I get that the news cycle is packed right now, but I just heard from a colleague at the Smithsonian that this is fully a GIANT SQUID BEING EATEN BY A SPERM WHALE and it’s possibly the first ever confirmed video according to a friend at NOAA 10 YEAR OLD ME IS LOSING HER MIND (a thread 🧵)
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MoMA Paintings and Sculpture @moma.bsky.social · 25/09/2025
Miroslav Sutej, Bombardment of the Optic Nerve, II, 1963 botfrens.com/collections/14377/cont…
Larry Aldrich Foundation Fund
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Tim Behrens @behrenstimb.bsky.social · 24/09/2025
This is one of my favourite things ever. From the awesome @kristorpjensen.bsky.social
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Josh Dudman @dudman.bsky.social · 24/09/2025
www.bbc.com/news/article... science ftw! Amazing work described here.
bbc.com
Huntington's disease successfully treated for first time
One of the most devastating diseases finally has a treatment that can slow its progression and transform lives, tearful doctors tell BBC.
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Alexander Mathis @trackingskills.bsky.social · 23/09/2025
Understanding behavior requires datasets that capture humans while carrying out complex tasks. The kitchen is an excellent environment for assessing human motor and cognitive function, as many complex actions are naturally exhibited in kitchens from chopping to 🧽! arxiv.org/abs/2506.01608
arxiv.org
EPFL-Smart-Kitchen-30: Densely annotated cooking dataset with 3D kinematics to challenge video and language models
Understanding behavior requires datasets that capture humans while carrying out complex tasks. The kitchen is an excellent environment for assessing human motor and cognitive function, as many complex...
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Evan Bernick, a finite mode with a smol hooman and a lorg floof @evanbernick.bsky.social · 22/09/2025
GUESS WHAT WEEK IT IS
An incredibly chonky brown bear
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Andres Bendesky @bendeskylab.com · 20/09/2025
Tenure-track Assistant Professor in Computational Ecology and/or Evolution @columbiauniversity.bsky.social. Deadline to apply September 30. Reach out if you have questions. apply.interfolio.com/172496
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Alexander Mathis @trackingskills.bsky.social · 14/09/2025
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mchurchland.bsky.social @mchurchland.bsky.social · 08/09/2025
Of potential interest to those keen on motor control and/or multi-task networks. Congrats to Elom and Eric. www.biorxiv.org/content/10.1...
biorxiv.org
Motor cortex flexibly deploys a high-dimensional repertoire of subskills
Skilled movement often requires flexibly combining multiple subskills, each requiring dedicated control strategies and underlying computations. How the motor system achieves such versatility remains u...
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Sreejan Kumar @sreejan.bsky.social · 06/09/2025
I'm excited to share that my new postdoctoral position is going so well that I submitted a new paper at the end of my first week! www.biorxiv.org/content/10.1... A thread below
biorxiv.org
Sensory Compression as a Unifying Principle for Action Chunking and Time Coding in the Brain
The brain seamlessly transforms sensory information into precisely-timed movements, enabling us to type familiar words, play musical instruments, or perform complex motor routines with millisecond pre...
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Nicole Rust @nicolecrust.bsky.social · 05/09/2025
My new essay for @thetransmitter.bsky.social. Why is understanding emotion so challenging? The debates around what counts as an "emotion" shed insight. These disputes are multidimensional, principled and fascinating. Here, I unpack them. www.thetransmitter.org/the-big-pict...
thetransmitter.org
Emotion research has a communication conundrum
In 2025, the words we use to describe emotions matter, but their definitions are controversial. Here, I unpack the different positions in this space and the rationales behind them—and I invite 13…
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Alexander Mathis @trackingskills.bsky.social · 05/12/2024
How the brain coordinates the activity of its many muscles to achieve successful control remains an enigma. www.cell.com/issue/S0896-...
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Alexander Mathis @trackingskills.bsky.social · 04/09/2025
Something exciting just left the gym -- meet Arnold the first generalist musculoskeletal control policy! The human body has 600+ muscles, yet we seamlessly coordinate them for everything from whispering a syllable to felling a forrest. How? www.arxiv.org/abs/2508.18066
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Venki Murthy @neurovenki.bsky.social · 01/09/2025
Thrilled to share this work, long time in the making! Carried through creatively by @siddjakes.bsky.social after initial design & piloting by @trackingskills.bsky.social, with help from @trackingactions.bsky.social. Modeling in collaboration with Massimo Vergassola & Nicola Rigolli.
biorxiv.org
Mice navigate scent trails using predictive policies
Animals actively sense their environment to extract features of interest to guide behaviors. For mammals, odors are prominent environmental features which are sampled by active modulation of sniffing ...
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Antonio Falasconi @antofala.bsky.social · 28/05/2025
Forelimb movement control at the basal ganglia - brainstem interface! Happy to finally share this work from me and @harsh-kanodia.bsky.social with Silvia Arber! @biozentrum.unibas.ch @fmiscience.bsky.social www.nature.com/articles/s41...
nature.com
Dynamic basal ganglia output signals license and suppress forelimb movements - Nature
Basal ganglia output neurons fire dynamically in bidirectional and movement-specific patterns to license forelimb movements. 
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DeepLabCut @deeplabcut.bsky.social · 13/05/2025
Summer Workshop Alert‼️ The Okinawa Institute of Science and Technology, Japan organizes on July 1 a hands-on DeepLabCut workshop led by Drs. Mackenzie and Alexander Mathis. Applications are open at www.oist.jp/conference/d...
oist.jp
DeepLabCut Workshop
A one day hands-on workshop on the use of the famous DeepLabCut software to analyze videos of animal behavior, led by Drs. Mackenzie and Alexander Mathis. Participants will be helped to pre-install th...
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Institute of Science and Technology Austria (ISTA) @istaresearch.bsky.social · 08/05/2025
ISTA scientists and Google Research unveil LICONN: a new expansion microscopy method that can reconstruct mammalian brain tissue with full synaptic detail using light microscopes. This method could transform how we study the brain’s networks. @nature.com Read more: bit.ly/44f0euV
Illuminating the dark. Tavakoli, Lyudchik, and Danzl discuss a close-up image of the hippocampus—a brain region responsible for memory formation and spatial navigation—in the microscopy room at ISTA. © ISTA Manual reconstruction of 658 neuronal structures, revealing their complex shapes and interwoven arrangement. © Tavakoli, Lyudchik et al./Nature Deep learning techniques from Google Research predicting neuronal structures and their positions within the brain tissue. © Tavakoli, Lyudchik et al./Nature Authors from the Danzl group. From left to right: Mojtaba R. Tavakoli, Julia Lyudchik and Johann Danzl. © ISTA
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Takaki Komiyama @takakikomiyama.bsky.social · 08/05/2025
Our paper is out in Nature. By examining various inputs to the motor cortex during learning, we found that thalamic inputs learn to activate the cortical neurons encoding the movement being learned. Tour de force by Assaf in collab with Felix and Marcus. Congrats! www.nature.com/articles/s41...
nature.com
Motor learning refines thalamic influence on motor cortex - Nature
Imaging and optogenetics in mice provide insight into the interplay between the primary motor cortex and the motor thalamus during learning, showing that thalamic inputs have a key role in the executi...
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European Commission @ec.europa.eu · 08/05/2025
Choose Science. Choose Europe. A new Marie Skłodowska-Curie Actions Postdoctoral Fellowships 2025 call is now open. With a budget of €404.3 million, it will support around 1,650 researchers from Europe and beyond. Apply by 10 September → europa.eu/!fBTMgF
A graphic for the Marie Skłodowska-Curie Actions (MSCA), showing a historical portrait of Marie Skłodowska-Curie overlaid with an image of four young researchers walking down a hallway. The European Commission logo is in the top left. Text reads: "Marie Skłodowska-Curie Actions – €404.3 million to support postdoctoral researchers”
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Anita Autry @anitalovesneurosci.bsky.social · 02/05/2025
Excited to share our newest publication as my first post on BlueSky!! www.nature.com/articles/s41...
nature.com
Sex-specific hypothalamic neural projection activity drives caregiving in mice - Nature Communications
Caregiving behavior is critical for infant survival. Here we show that projections from galanin neurons of medial preoptic area to perifornical area of hypothalamus are anatomically similar between ma...
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Marlies Oostland @marliesoostland.bsky.social · 28/02/2025
Our paper from the Cerebellum Cell-types Classification Collaboration (C4) is now out in Cell! All data and software to run the classifier are available at www.c4-database.com. Open-access link to the paper: authors.elsevier.com/c/1khABL7PXu...
c4-database.com
C4 Database
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Alexander Mathis @trackingskills.bsky.social · 22/04/2025
My lab has several postdoctoral fellow and software engineering positions available. Please email me if you’re interested.
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