Asymptotic Performance of Discrete-Valued Vector Reconstruction via Box-Constrained Optimization With Sum of Regularizers

R Hayakawa, K Hayashi - IEEE Transactions on Signal …, 2020 - ieeexplore.ieee.org
In this paper, we analyze the asymptotic performance of convex optimization-based discrete-
valued vector reconstruction from linear measurements. We firstly propose a box …

Precise performance analysis of the box-elastic net under matrix uncertainties

AM Alrashdi, IB Atitallah… - IEEE Signal Processing …, 2019 - ieeexplore.ieee.org
In this letter, we consider the problem of recovering an unknown sparse signal from noisy
linear measurements, using an enhanced version of the popular Elastic-Net (EN) method …

Optimum training for mimo bpsk transmission

AM Alrashdi, IB Atitallah, T Ballal… - 2018 IEEE 19th …, 2018 - ieeexplore.ieee.org
In this paper, we derive an analytical expression for the bit error rate (BER) of binary phase
shift keying (BPSK) symbols transmitted over a multiple-input multiple-output (MIMO) system …

Precise error analysis of the lasso under correlated designs

AM Alrashdi, H Sifaou, A Kammoun, MS Alouini… - arXiv preprint arXiv …, 2020 - arxiv.org
In this paper, we consider the problem of recovering a sparse signal from noisy linear
measurements using the so called LASSO formulation. We assume a correlated Gaussian …

Optimum GSSK Transmission in Massive MIMO Systems Using the Box-LASSO Decoder

AM Alrashdi, AE Alrashdi, A Alghadhban… - IEEE …, 2022 - ieeexplore.ieee.org
We propose in this work to employ the Box-LASSO, a variation of the popular LASSO
method, as a low-complexity decoder in a massive multiple-input multiple-output (MIMO) …

[PDF][PDF] Square-root lasso under correlated regressors: Tight statistical analysis with a wireless communications application

AM Alrashdi, MA Alrasheedi - AIMS Mathematics, 2024 - aimspress.com
This paper provided a comprehensive analysis of sparse signal estimation from noisy and
possibly underdetermined linear observations in the high-dimensional asymptotic regime …

Optimum m-pam transmission for massive mimo systems with channel uncertainty

A Alrashdi, A Kammoun, AH Muqaibel, TY Al-Naffouri - 2020 - repository.kaust.edu.sa
This paper considers the problem of symbol detection in massive multiple-input multiple-
output (MIMO) wireless communication systems. We consider hard-thresholding preceeded …

Asymptotic Performance of Box-RLS Decoders under Imperfect CSI with Optimized Resource Allocation

AM Alrashdi, A Kammoun, AH Muqaibel… - IEEE Open Journal …, 2022 - ieeexplore.ieee.org
This paper considers the problem of symbol detection in massive multiple-input
multipleoutput (MIMO) wireless communication systems. We consider hard-thresholding …

[PDF][PDF] Large system analysis of box-relaxation in correlated massive mimo channels under imperfect csi

AM Alrashdi - arXiv preprint arXiv:2010.01684, 2020 - researchgate.net
In this paper, we study the mean square error (MSE) and the bit error rate (BER)
performance of the box-relaxation decoder in massive multiple-input-multiple-output (MIMO) …

Large System Analysis of Box-Relaxation in Correlated Massive MIMO Systems Under Imperfect CSI

AM Alrashdi - 2021 IEEE Globecom Workshops (GC Wkshps), 2021 - ieeexplore.ieee.org
In this paper, we study the mean square error (MSE) and the bit error rate (BER)
performance ofthe box-relaxation decoder in massive multiple-input-multiple-output (MIMO) …