Junior at Northwestern. Researching DNA language model scaling at the Arc Institute, generative models for pesticide design at Bindwell, and steering in text-to-speech models with Dr. Zach Wood-Doughty.
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Allreduce (and the rest) from scratch
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Optimal BFS: mark on discovery, not on dequeue
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How Renaissance Technologies won
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Facts about China
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How the first hedge fund made money
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Links for September
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Links for August
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Links for July
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QK normalization is probably a free lunch
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Diffusion models can be quite simple
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How categorical Jacobians retrieve contact maps
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A brief example of reward hacking in GRPO
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Fork LLM chats
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Uğur Şahin, energetic alien
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Chase a capability
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How proteins know where to go
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Just do the experiment
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How contrastive SAE feature search works
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What I'd like to know
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How to tell a stag hunt from a prisoner's dilemma
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The definition and the meaning
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Why is the inner product for complex spaces defined like that?
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Orthogonality makes a cameo in inverse matrices
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Matrices are generic linear functions
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Why Gauss-Jordan inverts matrices
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Trees are strings
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Why L1 regularization creates sparsity
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College advice
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The Illustrated Hyena
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Why not tie embeddings?
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A math problem about adding infinities
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Quotes
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Book review: When We Cease to Understand the World
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Book review: The Mind-Body Problem
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Book review: Genius Makers
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Memes vs genes
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To attract talent, pay asymmetrically
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Consequentialism implies a social discount rate of zero
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The competing infinities of longtermism
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Sex as portfolio diversification for genes
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Four stories about young Feynman
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How to think faster
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Take gen ed classes later, not sooner
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Book review: The Left Hand of Darkness
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Book review: The Power Law
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Can technical experts influence national AI policy? The case of Homi Bhabha and the Indian nuclear program
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Maybe war has declined because people value their lives more now
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Why do nuclear weapons deter war?