The LOCATA challenge: Acoustic source localization and tracking

C Evers, HW Löllmann, H Mellmann… - … on Audio, Speech …, 2020 - ieeexplore.ieee.org
The ability to localize and track acoustic events is a fundamental prerequisite for equipping
machines with the ability to be aware of and engage with humans in their surrounding …

Spatial-chirp codebook-based hierarchical beam training for extremely large-scale massive MIMO

X Shi, J Wang, Z Sun, J Song - IEEE Transactions on Wireless …, 2023 - ieeexplore.ieee.org
Extremely large-scale multiple-input multiple-output (XL-MIMO) promises to provide
ultrahigh data rates in millimeter-wave (mmWave) and Terahertz (THz) spectrum. However …

An intelligent deep learning-based direction-of-arrival estimation scheme using spherical antenna array with unknown mutual coupling

OJ Famoriji, OY Ogundepo, X Qi - IEEE Access, 2020 - ieeexplore.ieee.org
Spherical antenna array (SAA) has become highly attractive where hemispherical scan
coverage is required as it can provide uniform directivity in all the scan directions. Various …

Three-dimensional source localization using sparse Bayesian learning on a spherical microphone array

G Ping, E Fernandez-Grande, P Gerstoft… - The Journal of the …, 2020 - pubs.aip.org
The identification of acoustic sources in a three-dimensional (3D) domain based on
measurements with an array of microphones is a challenging problem: it entails the …

A deep learning framework for robust DOA estimation using spherical harmonic decomposition

V Varanasi, H Gupta, RM Hegde - IEEE/ACM Transactions on …, 2020 - ieeexplore.ieee.org
Spherical harmonic decomposition facilitates decomposing the sound pressure at different
microphones into independent functions of frequency, azimuth and elevation of the source …

Exploiting CNNs for improving acoustic source localization in noisy and reverberant conditions

D Salvati, C Drioli, GL Foresti - IEEE Transactions on Emerging …, 2018 - ieeexplore.ieee.org
This paper discusses the application of convolutional neural networks (CNNs) to minimum
variance distortionless response localization schemes. We investigate the direction of arrival …

Source Localization of EM Waves in the Near‐Field of Spherical Antenna Array in the Presence of Unknown Mutual Coupling

OJ Famoriji, T Shongwe - Wireless Communications and …, 2021 - Wiley Online Library
To obtain an antenna array with isotropic radiation, spherical antenna array (SAA) is the
right array configuration. The challenges of locating signals transmitted within the proximity …

Conditional and unconditional Cramér-Rao bounds for near-field localization in bistatic MIMO radar systems

L Khamidullina, I Podkurkov… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The location estimation problem has been attracting a lot of research interest in recent years
due to its significance for different areas of signal processing. This paper deals with a bistatic …

Localization of near-field sources based on linear prediction and oblique projection operator

W Zuo, J Xin, W Liu, N Zheng… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper investigates the localization of multiple near-field narrowband sources with a
symmetric uniform linear array, and a new linear prediction approach based on the …

Subspace-based near-field source localization in unknown spatially nonuniform noise environment

W Zuo, J Xin, N Zheng, H Ohmori… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we investigate the problem of estimating the directions-of-arrival (DOAs) and
ranges of multiple narrowband near-field sources in unknown spatially nonuniform noise …