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09/07/2023
Gradient-Based Feature Learning under Structured Data
Recent works have demonstrated that the sample complexity of gradient-ba...
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03/07/2023
Towards a Complete Analysis of Langevin Monte Carlo: Beyond Poincaré Inequality
Langevin diffusions are rapidly convergent under appropriate functional ...
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09/29/2022
Neural Networks Efficiently Learn Low-Dimensional Representations with SGD
We study the problem of training a two-layer neural network (NN) of arbi...
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07/01/2021