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06/27/2023
An Efficient Global Algorithm for One-Bit Maximum-Likelihood MIMO Detection
There has been growing interest in implementing massive MIMO systems by ...
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10/08/2022
Accelerated and Deep Expectation Maximization for One-Bit MIMO-OFDM Detection
In this paper we study the expectation maximization (EM) technique for o...
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06/27/2021
On Hyperspectral Unmixing
In this article the author reviews José Bioucas-Dias' key contributions ...
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03/30/2021
Symbol-Level Precoding Through the Lens of Zero Forcing and Vector Perturbation
Symbol-level precoding (SLP) has recently emerged as a new paradigm for ...
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03/18/2021
Probabilistic Simplex Component Analysis
This study presents PRISM, a probabilistic simplex component analysis ap...
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12/27/2020
Federated Block Coordinate Descent Scheme for Learning Global and Personalized Models
In federated learning, models are learned from users' data that are held...
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10/23/2020
Divide and Conquer: One-Bit MIMO-OFDM Detection by Inexact Expectation Maximization
Adopting one-bit analog-to-digital convertors (ADCs) for massive multipl...
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06/26/2020
Understanding Notions of Stationarity in Non-Smooth Optimization
Many contemporary applications in signal processing and machine learning...
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04/27/2020
Binary MIMO Detection via Homotopy Optimization and Its Deep Adaptation
In this paper we consider maximum-likelihood (ML) MIMO detection under o...
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01/19/2020
Minimum Symbol-Error Probability Symbol-Level Precoding with Intelligent Reflecting Surface
Recently, the use of intelligent reflecting surface (IRS) has gained con...
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07/02/2019
Hyperspectral Super-Resolution via Global-Local Low-Rank Matrix Estimation
Hyperspectral super-resolution (HSR) is a problem that aims to estimate ...
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03/08/2019
One-Bit Sigma-Delta MIMO Precoding
Coarsely quantized MIMO signalling methods have gained popularity in the...
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10/07/2018
A Framework for One-Bit and Constant-Envelope Precoding over Multiuser Massive MISO Channels
Consider the following problem: A multi-antenna base station (BS) sends ...
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07/10/2018
Multiuser One-Bit Massive MIMO Precoding Under MPSK Signaling
Most recently, there has been a flurry of research activities on studyin...
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04/23/2018
Minimum Symbol Error Rate-Based Constant Envelope Precoding for Multiuser Massive MISO Downlink
This paper considers the problem of constant envelope (CE) precoder desi...
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03/14/2018
Symbol-level precoding is symbol-perturbed ZF when energy Efficiency is sought
This paper considers symbol-level precoding (SLP) for multiuser multiple...
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03/13/2018
One-bit massive MIMO precoding via a minimum symbol-error probability design
Massive multiple-input multiple-output (MIMO) has the potential to subst...
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03/03/2018
Nonnegative Matrix Factorization for Signal and Data Analytics: Identifiability, Algorithms, and Applications
Nonnegative matrix factorization (NMF) has become a workhorse for signal...
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08/09/2017
Maximum Volume Inscribed Ellipsoid: A New Simplex-Structured Matrix Factorization Framework via Facet Enumeration and Convex Optimization
Consider a structured matrix factorization scenario where one factor is ...
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08/15/2016
Robust Volume Minimization-Based Matrix Factorization for Remote Sensing and Document Clustering
This paper considers volume minimization (VolMin)-based structured matri...
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07/07/2015