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11/15/2022
Sparse Signal Detection in Heteroscedastic Gaussian Sequence Models: Sharp Minimax Rates
Given a heterogeneous Gaussian sequence model with unknown mean θ∈ℝ^d an...
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06/27/2022
Benign overfitting and adaptive nonparametric regression
In the nonparametric regression setting, we construct an estimator which...
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02/14/2022
Robust Estimation of Discrete Distributions under Local Differential Privacy
Although robust learning and local differential privacy are both widely ...
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09/09/2021