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01/16/2023
Tale of two c(omplex)ities
For decades, best subset selection (BSS) has eluded statisticians mainly...
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01/09/2023
On Consistency and Asymptotic Normality of Least Absolute Deviation Estimators for 2-dimensional Sinusoidal Model
Estimation of the parameters of a 2-dimensional sinusoidal model is a fu...
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11/11/2022
Thompson Sampling for High-Dimensional Sparse Linear Contextual Bandits
We consider the stochastic linear contextual bandit problem with high-di...
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06/07/2022
How does overparametrization affect performance on minority groups?
The benefits of overparameterization for the overall performance of mode...
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01/05/2022
High-dimensional variable selection with heterogeneous signals: A precise asymptotic perspective
We study the problem of exact support recovery for high-dimensional spar...
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10/27/2019