xcorr: AI & neuro
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Overview
I'm an AI researcher and neurotechnologist. I'm a NeuroAI researcher at the Amaranth Foundation. I'm always happy to take on new, manifestly important projects that are nearly impossible. My email is [email protected].
News
Migrating to Substack
After 15 happy years on WordPress.com, I've moved to Substack at neuroai.science. I've already published more than a dozen long-form articles on neuroscience and AI over there in newsletter format. You can subscribe or read the archives completely free. S
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How can a neural network be like the brain?
NeuroAI is the budding research field at the intersection of neuroscience and artificial intelligence. One of the core concepts used in the field is that artificial neural networks can act as good models of the brain. For example, it's often claimed that
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How much energy does ChatGPT use?
I received this intriguing question from Daria Marchenko, who is a contributor on Moteur de Recherche, on Canadian public radio. I went into a deep rabbit hole trying to find a good answer-especially since she also interviewed the wonderful Sasha Luccioni
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Does GPT-4 have common sense?
There's been remarkable progress in Masked Language Modeling (MLM) and Reinforcement Learning from Human Feedback (RLHF), taking us much closer to generally useful AI than I could have imagined. GPT-4 exhibits impressive capabilities such as passing the b
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Denoising diffusion models for neuroscience
2022 was the year of generative AI models: DALL-E 2, MidJourney, Stable Diffusion, and Imagen all showed that it's possible to generate grounded, photorealistic images. These generative AIs are instances of conditional denoising diffusion probabilistic mo
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