A deep learning approach to structured signal recovery

A Mousavi, AB Patel… - 2015 53rd annual allerton …, 2015 - ieeexplore.ieee.org
In this paper, we develop a new framework for sensing and recovering structured signals. In
contrast to compressive sensing (CS) systems that employ linear measurements, sparse …

From denoising to compressed sensing

CA Metzler, A Maleki… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
A denoising algorithm seeks to remove noise, errors, or perturbations from a signal.
Extensive research has been devoted to this arena over the last several decades, and as a …

Unsupervised learning with Stein's unbiased risk estimator

CA Metzler, A Mousavi, R Heckel… - arXiv preprint arXiv …, 2018 - arxiv.org
Learning from unlabeled and noisy data is one of the grand challenges of machine learning.
As such, it has seen a flurry of research with new ideas proposed continuously. In this work …

Tfpnp: Tuning-free plug-and-play proximal algorithms with applications to inverse imaging problems

K Wei, A Aviles-Rivero, J Liang, Y Fu, H Huang… - Journal of Machine …, 2022 - jmlr.org
Plug-and-Play (PnP) is a non-convex optimization framework that combines proximal
algorithms, for example, the alternating direction method of multipliers (ADMM), with …

Compressive imaging via approximate message passing with image denoising

J Tan, Y Ma, D Baron - IEEE Transactions on Signal Processing, 2015 - ieeexplore.ieee.org
We consider compressive imaging problems, where images are reconstructed from a
reduced number of linear measurements. Our objective is to improve over existing …

Beamspace channel estimation for massive MIMO mmWave systems: Algorithm and VLSI design

SH Mirfarshbafan, A Gallyas-Sanhueza… - … on Circuits and …, 2020 - ieeexplore.ieee.org
Millimeter-wave (mmWave) communication in combination with massive multiuser multiple-
input multiple-output (MU-MIMO) enables high-bandwidth data transmission to multiple …

Near optimal compressed sensing without priors: Parametric SURE approximate message passing

C Guo, ME Davies - IEEE Transactions on Signal Processing, 2015 - ieeexplore.ieee.org
Both theoretical analysis and empirical evidence confirm that the approximate message
passing (AMP) algorithm can be interpreted as recursively solving a signal denoising …

Unsourced random access over fading channels via data repetition, permutation, and scrambling

E Nassaji, M Bashir, D Truhachev - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We focus on an unsourced random access (URA) system for communication over fading
channels where the payload of each packet is encoded for error-correction, repeated …

Consistent parameter estimation for lasso and approximate message passing

A Mousavi, A Maleki, RG Baraniuk - 2018 - projecteuclid.org
Consistent parameter estimation for LASSO and approximate message passing Page 1 The
Annals of Statistics 2018, Vol. 46, No. 1, 119–148 https://doi.org/10.1214/17-AOS1544 © Institute …

Hybrid approximate message passing

S Rangan, AK Fletcher, VK Goyal… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
Gaussian and quadratic approximations of message passing algorithms on graphs have
attracted considerable recent attention due to their computational simplicity, analytic …