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11/02/2022
Matrix Denoising with Partial Noise Statistics: Optimal Singular Value Shrinkage of Spiked F-Matrices
We study the problem of estimating a large, low-rank matrix corrupted by...
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07/12/2021
Dihedral multi-reference alignment
We study the dihedral multi-reference alignment problem of estimating th...
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01/22/2021
On the robustness of certain norms
We study a family of norms defined for functions on an interval. These n...
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06/27/2020
Super-resolution multi-reference alignment
We study super-resolution multi-reference alignment, the problem of esti...
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05/24/2020
Optimal singular value shrinkage for operator norm loss
We study the denoising of low-rank matrices by singular value shrinkage....
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12/05/2019
A note on identifiability conditions in confirmatory factor analysis
Recently, Chen, Li and Zhang have established simple conditions characte...
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09/17/2019
Properties of Laplacian Pyramids for Extension and Denoising
We analyze the Laplacian pyramids algorithm of Rabin and Coifman for ext...
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04/26/2019
Evaluating the boundary and Stieltjes transform of limiting spectral distributions for random matrices with a separable variance profile
We present numerical algorithms for solving two problems encountered in ...
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03/12/2019
Multi-target detection with application to cryo-electron microscopy
We consider the multi-target detection problem of recovering a set of si...
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02/25/2019
Matrix denoising for weighted loss functions and heterogeneous signals
We consider the problem of recovering a low-rank matrix from a noisy obs...
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11/06/2018
Optimal singular value shrinkage with noise homogenization
We derive the optimal singular values for prediction in the spiked model...
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09/29/2018
Toward single particle reconstruction without particle picking: Breaking the detection limit
Single-particle cryo-electron microscopy (cryo-EM) has recently joined X...
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11/14/2017
