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03/08/2023
Two-sided Matrix Regression
The two-sided matrix regression model Y = A^*X B^* +E aims at predicting...
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12/02/2022
Off-the-grid prediction and testing for mixtures of translated features
We consider a model where a signal (discrete or continuous) is observed ...
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10/27/2022
Simultaneous off-the-grid learning of mixtures issued from a continuous dictionary
In this paper we observe a set, possibly a continuum, of signals corrupt...
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06/29/2022
Off-the-grid learning of sparse mixtures from a continuous dictionary
We consider a general non-linear model where the signal is a finite mixt...
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12/30/2021
Variable selection, monotone likelihood ratio and group sparsity
In the pivotal variable selection problem, we derive the exact non-asymp...
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07/08/2021
Locally differentially private estimation of nonlinear functionals of discrete distributions
We study the problem of estimating non-linear functionals of discrete di...
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07/06/2021
Goodness-of-fit testing for Hölder continuous densities under local differential privacy
We address the problem of goodness-of-fit testing for Hölder continuous ...
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02/12/2021
Fast Non-Asymptotic Testing And Support Recovery For Large Sparse Toeplitz Covariance Matrices
We consider n independent p-dimensional Gaussian vectors with covariance...
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11/30/2020
Sharp phase transitions for exact support recovery under local differential privacy
We address the problem of variable selection in the Gaussian mean model ...
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05/26/2020
Locally private non-asymptotic testing of discrete distributions is faster using interactive mechanisms
We find separation rates for testing multinomial or more general discret...
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03/10/2020
Interactive versus non-interactive locally, differentially private estimation: Two elbows for the quadratic functional
Local differential privacy has recently received increasing attention fr...
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12/10/2019
Classification under local differential privacy
We consider the binary classification problem in a setup that preserves ...
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03/05/2019