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UniReps

@unireps

https://unireps.org Discover why, when and how distinct learning processes yield similar representations, and the degree to which these can be unified.

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05.12.2024
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Latest posts by UniReps @unireps

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Keynote Speaker Nomination | ELLISxUniReps Speaker Series Hi all! We are collecting nominations for keynote speakers for the ELLISxUniReps Speaker Series! If you know a senior researcher whose work aligns with our community’s focus on representation learnin...

πŸ”΅πŸ”΄You want to see a specific presenter at the ELLIS x UniReps Speaker Series? We hear you! πŸ‘€

Fill in this form to nominate keynote speaker candidates:
πŸ”— forms.gle/rQjkZ1YVWLwj...

06.03.2026 12:49 πŸ‘ 3 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

We’re starting in 15 minutes! πŸŽ‰

26.02.2026 14:43 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Join us tomorrow on zoom or in person at ETH Zurich!

25.02.2026 21:45 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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When, how, and why do neural models learn similar representations?

πŸ“’ The next ELLIS x @unireps.bsky.social speaker series event is with Antonio Orvieto and Sara Kangaslahti. Don’t miss it!

πŸ“ Virtual
πŸ“… Feb 26
πŸ•“ 16:00 CET
πŸ”— https://bit.ly/4aED6rr

19.02.2026 12:38 πŸ‘ 5 πŸ” 3 πŸ’¬ 0 πŸ“Œ 1
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πŸ“’The next UniReps x @ellis.eu speaker series event is happening on 26 February at 4:00 PM CET with Antonio Orvieto and Sara Kangaslahti. Don’t miss it!πŸš€

17.02.2026 16:22 πŸ‘ 5 πŸ” 3 πŸ’¬ 0 πŸ“Œ 2

That was fun! Thanks for the invitation :-)

15.01.2026 13:57 πŸ‘ 2 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

Join us in one hour! πŸ“£ @noagarciad.bsky.social @thwiedemer.bsky.social

15.01.2026 11:01 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 1

Zoom link: ethz.zoom.us/j/66426188160

12.01.2026 14:09 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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πŸ“’The first UniReps x @ellis.eu speaker series in 2026 is coming!

Come join us on 15th January at 1 pm CET with
@noagarciad.bsky.social and @thwiedemer.bsky.social !

12.01.2026 14:09 πŸ‘ 11 πŸ” 7 πŸ’¬ 1 πŸ“Œ 2

Starting in 30 minutes! Join us on zoom!

18.12.2025 14:31 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Join us tmr!

17.12.2025 16:02 πŸ‘ 5 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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πŸ“’The UniReps x @ellis.eu
speaker series is back! Come join us in our next appointment 18th December 4 pm CET with @meenakshikhosla.bsky.social
and Raj Magesh GauthamanπŸ”΅πŸ”΄

12.12.2025 10:48 πŸ‘ 12 πŸ” 6 πŸ’¬ 0 πŸ“Œ 2
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πŸ”΅πŸ”΄ We are now at the last invited talk of today! Eva Dyer from the University of Pennsylvania is presenting β€œLearning Who’s Who in the Brain: Population Context as a Key to Neuronal Identity”

06.12.2025 23:22 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Last talk of the session: β€œSelf-Supervised Learning from Structural Invariance” by Jungyoon Lee

06.12.2025 23:09 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Fourth talk: β€œSparse Autoencoder Neural Operators: Model Recovery in Function Spaces” by Bahareh Tolooshams and Ailsa Shen

06.12.2025 22:57 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Third talk: "Weight Weaving: Parameter Pooling for Data-Free Model Merging" by Levy Chaves

06.12.2025 22:47 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Second talk: Shared Parameter Subspaces and Cross-Task Linearity in Emergently Misaligned Behavior by Daniel Aarao Reis Arturi ✨

06.12.2025 22:38 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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The second session of contributed talks is kicking off now.
First talk coming up: SemCLIP: A Semantic Memory Aligned Vision Language Model by Tanveer Syeda-Mahmood πŸš€

06.12.2025 22:19 πŸ‘ 6 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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We now continue after the break with Randall Balestriero from Brown University, presenting β€œLeJEPA: Provable and Scalable Self-Supervised Learning Without the Heuristics ” πŸ‘

06.12.2025 21:42 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Up next, our Mentorship Panel featuring
@abeirami.bsky.social, @sarahooker.bsky.social, and @meenakshikhosla.bsky.social moderated by @icannistraci.bsky.social.

Excited to have such inspiring leaders sharing their perspectives on the current state of the ML peer-review system! πŸ”βœ¨

06.12.2025 19:42 πŸ‘ 8 πŸ” 2 πŸ’¬ 0 πŸ“Œ 1
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Fifth and final talk of Session 1: "On Defining Neural Averaging" by Su Hyeong Lee 🧠⚑️

06.12.2025 19:25 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Fourth talk: "Superposition disentanglement of neural representations reveals hidden alignment" by AndrΓ© Longon πŸ’‘πŸŒŸ

06.12.2025 19:13 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Third talk: "Universally Converging Representations of Matter Across Scientific Foundation Models" by Sathya Edamadaka and Soojung Yang πŸ“Šβš‘οΈ

06.12.2025 18:59 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Second talk: "Neuron-Level Linguistic Selectivity in LLMs via Minimal Pairs: A Neuroscience-Inspired Framework" by Linyang He 🧠✨

06.12.2025 18:46 πŸ‘ 8 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Session 1 of the Contributed Talks start now! πŸš€

First talk: Neural Embedding Alignment Reveals Nonlinear Latent Transformations across Brain Regions by Stephen Keeley

06.12.2025 18:39 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

Did you know that you could create hybrids across different neural net architecturesβ€”*without* updating the weights??

Come check out my poster at the UniReps @unireps.bsky.social workshop at 3:45pm today at #NeurIPS! (Or you can already browse the posters on the wall in 20D throughout the day.) πŸ˜ƒ

06.12.2025 17:47 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

I thought this was a fascinating way to motivate model merging: to be able to *interpolate* between model classes, rather than be forced into discrete choices. (models trained on different datasets, models of different sizes, etc.)

"Interpolation and alignment are two sides of the same coin."

06.12.2025 18:10 πŸ‘ 4 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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It’s our pleasure to welcome @dmelis.bsky.social from Harvard SEAS to UniReps 2025, presenting β€œFrom Discrete to Continuous: Interpolating Models, Datasets, and Representations!” πŸ”πŸ“Š

Join us in Ballroom 20D for more exciting discussions on representational alignment!

06.12.2025 17:41 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 1
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We now continue with Prof. Nikolaus Kriegeskorte from Columbia University, presenting "Meaningful and Powerful Model Comparisons"!

06.12.2025 17:04 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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We are thrilled to announce our first invited talk this morning, featuring Prof. Rose Yu (@yuqirose.bsky.social) from UC San Diego, presenting β€œFantastic Symmetries and Where to Find Them” at the UniReps workshop! 🎀✨

06.12.2025 16:33 πŸ‘ 8 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0