Passive source localization based on multipath arrival angles with a vertical line array using sparse Bayesian learning

Y Qi, S Zhou, Z Luo, C Liu, S Du, J Dun… - The Journal of the …, 2023 - pubs.aip.org
In deep water, multipath time delays or frequency-domain interference periods of the
acoustic intensity combined with multipath arrival angles are typically used for source …

DOA M-estimation using sparse Bayesian learning

CF Mecklenbräuker, P Gerstoft… - ICASSP 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
Recent investigations indicate that Sparse Bayesian Learning (SBL) is lacking in
robustness. We derive a robust and sparse Direction of Arrival (DOA) estimation framework …

[HTML][HTML] Gridless sparse covariance-based beamforming via alternating projections including co-prime arrays

Y Park, P Gerstoft - The Journal of the Acoustical Society of America, 2022 - pubs.aip.org
This paper presents gridless sparse processing for direction-of-arrival (DOA) estimation. The
method solves a gridless version of sparse covariance-based estimation using alternating …

Bayesian optimization with Gaussian process surrogate model for source localization

WF Jenkins, P Gerstoft, Y Park - The Journal of the Acoustical Society …, 2023 - pubs.aip.org
Source localization with a geoacoustic model requires optimizing the model over a
parameter space of range and depth with the objective of matching a predicted sound field …

Robust Direction Finding via Acoustic Vector Sensor Array with Axial Deviation under Non-Uniform Noise

W Wang, X Li, K Zhang, J Shi, W Shi, W Ali - Journal of Marine Science …, 2022 - mdpi.com
To minimize the major decline in direction of arrival (DOA) estimation performance for an
acoustic vector sensor array (AVSA) with the coexistence of axial deviation and non-uniform …

Graph-based sequential beamforming

Y Park, F Meyer, P Gerstoft - The Journal of the Acoustical Society of …, 2023 - pubs.aip.org
This paper presents a Bayesian estimation method for sequential direction finding. The
proposed method estimates the number of directions of arrivals (DOAs) and their DOAs …

Multi-source direction-of-arrival estimation using steered response power and group-sparse optimization

E Tengan, T Dietzen, F Elvander… - … /ACM Transactions on …, 2024 - ieeexplore.ieee.org
In this paper, a method is proposed for estimating the direction of arrival (DOA) of multiple
broadband sound sources. This is achieved by solving a group-sparse optimization …

Parametric models for DOA trajectory localization

R Pandey, S Nannuru - ICASSP 2022-2022 IEEE International …, 2022 - ieeexplore.ieee.org
Directions of arrival (DOA) estimation or localization of sources is an important problem in
many applications for which numerous algorithms have been proposed. Most localization …

Newtonized orthogonal matching pursuit-based compressive spherical beamforming in spherical harmonic domain

S Yin, Y Yang, Z Chu, Y Yang - Mechanical Systems and Signal Processing, 2022 - Elsevier
Compressive spherical beamforming (CSB) with spherical microphone arrays is a promising
approach for acoustic source identification due to its high spatial resolution and applicability …

Robust and sparse m-estimation of doa

CF Mecklenbräuker, P Gerstoft, E Ollila… - arxiv preprint arxiv …, 2023 - arxiv.org
A robust and sparse Direction of Arrival (DOA) estimator is derived for array data that follows
a Complex Elliptically Symmetric (CES) distribution with zero-mean and finite second-order …