Bruno Mlodozeniec

@brunokm.bsky.social

PhD in Deep Learning at Cambridge. Previously Microsoft Research AI resident & researcher at Qualcomm. I want to find the key to generalisation.

With other folks at 🍏, @brunokm.bsky.social has worked on a complete(d) parameterisation for NNs that can *transfer* locally tuned hyperparameters: tune optimizers' parameters (e.g. LR) *per module/depth* using an evolutionary search on small models → they transfer perf. gains to much larger models

Bruno Mlodozeniec@brunokm.bsky.social · 7mo ago

In our new work — Complete(d)P — we try to answer 3 questions about hyperparameter (HP) scaling: ● How to transfer across model size, tokens&batch-size?→ Complete(d)P ● Do per-module HPs matter? ✔️2x speed-ups possible ● Do they transfer to larger scale? ✔️ With the right parameterisation

In our new work — Complete(d)P — we try to answer 3 questions about hyperparameter (HP) scaling: ● How to transfer across model size, tokens&batch-size?→ Complete(d)P ● Do per-module HPs matter? ✔️2x speed-ups possible ● Do they transfer to larger scale? ✔️ With the right parameterisation

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How do you identify training data responsible for an image generated by your diffusion model? How could you quantify how much copyrighted works influenced the image? In our ICLR oral paper we propose how to approach such questions scalably with influence functions.

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Diffusion models are so ubiquitous, but it's difficult to find an introduction that is concise, simple and comprehensive. My supervisor Rich Turner (with me & some other students) has written an introduction to diffusion models that fills this gap: arxiv.org/abs/2402.04384

Denoising Diffusion Probabilistic Models in Six Simple Steps

Denoising Diffusion Probabilistic Models (DDPMs) are a very popular class of deep generative model that have been successfully applied to a diverse range of problems including image and video generati...

arxiv.org