ammar i marvi

@aimarvi.bsky.social

vision lab @ harvard [i am] unbearably naive

🚨 New Preprint! 🧠 We gave an AI model one simple rule: rearrange your neurons so that nearby ones respond alike. We never told it what a face, a voice, or a sentence was. It grew brain-like maps for all three anyway. 🧵👇 🌐 Website: topo-omni.epfl.ch

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It’s grad school application season, and I wanted to give some public advice. Caveats: -*-*-*-* 
> These are my opinions, based on my experiences, they are not secret tricks or guarantees 
> They are general guidelines, not meant to cover a host of idiosyncrasies and special cases

What shapes the topography of high-level visual cortex? Excited to share a new pre-print addressing this question with connectivity-constrained interactive topographic networks, titled "Retinotopic scaffolding of high-level vision", w/ Marlene Behrmann & David Plaut. 🧵 ↓ 1/n

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Whelp. See you later 1.8 Million in NSF research funds -- all designed to better understand learning mechanisms in early childhood so we can develop effective early childhood educational interventions. Proud of Harvard for standing up to fascism, though. We will persist.

a man in a blue shirt and tie is pointing at a woman and saying " too legit to quit " .

Alt: a man in a blue shirt and tie is pointing at a woman and saying " too legit to quit " .

media.tenor.com

We are presenting our work “Discriminating image representations with principal distortions” at #ICLR2025 today (4/24) at 3pm! If you are interested in comparing model representations with other models or human perception, stop by poster #63. Highlights in 🧵 openreview.net/forum?id=ugX...

Discriminating image representations with principal distortions

Image representations (artificial or biological) are often compared in terms of their global geometric structure; however, representations with similar global structure can have strikingly...

openreview.net

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A 19-year-old university student from Gaza I know, who is brilliant and charming and usually upbeat, just wrote back: "we are not OK. The bombing is continuous and non-stop. Please pray for us. Happy Eid to you."