Artificial Intelligence and Dimensionality Reduction: Tools for approaching future communications

A Ramírez-Arroyo, L García… - IEEE Open Journal …, 2022 - ieeexplore.ieee.org
This article presents a novel application of the t-distributed Stochastic Neighbor Embedding
(t-SNE) clustering algorithm to the telecommunication field. t-SNE is a dimensionality …

Joint Ultra-wideband Characterization of Azimuth, Elevation and Time of Arrival with Toric Arrays

A Ramírez-Arroyo, A Alex-Amor… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
In this paper, we present an analytical framework for the joint characterization of the 3D
direction of arrival (DoA), ie, azimuth and elevation components, and time of arrival (ToA) in …

Wideband Elliptical Arrays for DoA and ToA Estimation in Multipath Environments

A Ramírez-Arroyo, A Alex-Amor… - 2023 17th European …, 2023 - ieeexplore.ieee.org
In this paper, we present a phase-mode method for the estimation of time-of-arrival (ToA)
and direction-of-arrival (DoA) in smart wireless channels via concentric elliptical arrays with …