no code implementations • 2 Sep 2023 • S. Mohammadzadeh, V. H. Nascimento, R. C. de Lamare, O. Kukrer
This work presents a cost-effective technique for designing robust adaptive beamforming algorithms based on efficient covariance matrix reconstruction with iterative spatial power spectrum (CMR-ISPS).
no code implementations • 18 Mar 2023 • S. Mohammadzadeh, V. H. Nascimento, R. C. de Lamare, O. Kukrer
In this work, a simple and effective robust adaptive beamforming technique is proposed for uniform linear arrays, which is based on the power spectral estimation and uncertainty region (PSEUR) of the interference plus noise (IPN) components.
no code implementations • 13 Jan 2021 • A. Danaee, R. C. de Lamare, V. H. Nascimento
In this work, we present an energy-efficient distributed learning framework using low-resolution ADCs and coarsely quantized signals for Internet of Things (IoT) networks.
no code implementations • 28 Dec 2020 • S. Mohammadzadeh, V. H. Nascimento, R. C. de Lamare
In this letter, we present a novel low-complexity adaptive beamforming technique using a stochastic gradient algorithm to avoid matrix inversions.
no code implementations • 20 Dec 2020 • A. Danaee, R. C. de Lamare, V. H. Nascimento
In this work, we present an energy-efficient distributed learning framework using coarsely quantized signals for Internet of Things (IoT) networks.