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07/08/2019
Asymptotic Bayes risk for Gaussian mixture in a semi-supervised setting
Semi-supervised learning (SSL) uses unlabeled data for training and has ...
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12/08/2018
Statistical thresholds for Tensor PCA
We study the statistical limits of testing and estimation for a rank one...
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11/03/2018
The distribution of the Lasso: Uniform control over sparse balls and adaptive parameter tuning
The Lasso is a popular regression method for high-dimensional problems i...
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06/12/2018
Phase transitions in spiked matrix estimation: information-theoretic analysis
We study here the so-called spiked Wigner and Wishart models, where one ...
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08/10/2017