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05/27/2023
Fine-Tuning Language Models with Just Forward Passes
Fine-tuning language models (LMs) has yielded success on diverse downstr...
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05/18/2023
Smoothing the Landscape Boosts the Signal for SGD: Optimal Sample Complexity for Learning Single Index Models
We focus on the task of learning a single index model σ(w^⋆· x) with res...
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05/11/2023
Provable Guarantees for Nonlinear Feature Learning in Three-Layer Neural Networks
One of the central questions in the theory of deep learning is to unders...
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09/30/2022
Self-Stabilization: The Implicit Bias of Gradient Descent at the Edge of Stability
Traditional analyses of gradient descent show that when the largest eige...
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06/30/2022
Neural Networks can Learn Representations with Gradient Descent
Significant theoretical work has established that in specific regimes, n...
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06/11/2021
Label Noise SGD Provably Prefers Flat Global Minimizers
In overparametrized models, the noise in stochastic gradient descent (SG...
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05/09/2018
