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cs.LG2024
Learning Gaussian Multi-Index Models with Gradient Flow: Time Complexity and Directional Convergence
Berfin Şimşek, Amire Bendjeddou, Daniel Hsu
This work focuses on the gradient flow dynamics of a neural network model that uses correlation loss to approximate a multi-index function on high-dimensional standard Gaussian dat…
cs.LG2023★ 2 cited
Should Under-parameterized Student Networks Copy or Average Teacher Weights?
Berfin Şimşek, Amire Bendjeddou, Wulfram Gerstner +1
Any continuous function can be approximated arbitrarily well by a neural network with sufficiently many neurons . We consider the case when itself is a neural networ…