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06/06/2023
Unraveling Projection Heads in Contrastive Learning: Insights from Expansion and Shrinkage
We investigate the role of projection heads, also known as projectors, w...
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10/28/2021
Tractability from overparametrization: The example of the negative perceptron
In the negative perceptron problem we are given n data points ( x_i,y_i)...
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07/25/2020
The Interpolation Phase Transition in Neural Networks: Memorization and Generalization under Lazy Training
Modern neural networks are often operated in a strongly overparametrized...
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04/10/2019
A Selective Overview of Deep Learning
Deep learning has arguably achieved tremendous success in recent years. ...
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08/12/2018
Robust high dimensional factor models with applications to statistical machine learning
Factor models are a class of powerful statistical models that have been ...
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05/08/2018
Optimal Subspace Estimation Using Overidentifying Vectors via Generalized Method of Moments
Many statistical models seek relationship between variables via subspace...
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01/06/2014