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Related papers: Robust DOA estimation using deep acoustic imaging

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This review is focused on the data-driven approaches applied in different applications of Acoustic-to-Articulatory Inversion (AAI) of speech. This review paper considered the relevant works published in the last ten years (2011-2021). The…

Sound · Computer Science 2025-04-21 Leena G Pillai , D. Muhammad Noorul Mubarak

In this paper, a fast algorithm for the Direction Of Arrival (DOA) estimation of radiating sources, based on partial covariance matrix and without eigende- composition of incoming signals is extended to two dimensional problem of joint…

Information Theory · Computer Science 2015-03-18 Y. Khmou , S. Safi

DOA estimation for massive multiple-input multiple-output (MIMO) system can provide ultra-high-resolution angle estimation. However, due to the high computational complexity and cost of all digital MIMO systems, a hybrid analog digital…

Information Theory · Computer Science 2021-05-17 Nuo Chen , Xinyi Jiang , Baihua Shi , Yin Teng , Jinhui Lu , Feng Shu , Jun Zou , Jun Li , Jiangzhou Wang

Range estimation of a far field sound source in a reverberant environment is known to be a notoriously difficult problem, hence most localization methods are only capable of estimating the source's Direction-of-Arrival (DoA). In an earlier…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-11 Jérôme Daniel , Srđan Kitić

The estimation of room impulse responses (RIRs) between static loudspeaker and microphone locations can be done using a number of well-established measurement and inference procedures. While these procedures assume a time-invariant acoustic…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-14 Kathleen MacWilliam , Thomas Dietzen , Randall Ali , Toon van Waterschoot

An algorithm called MUSIC-like algorithm was originally proposed as an alternative method to the MUltiple SIgnal Classification (MUSIC) algorithm for direction-of-arrival (DOA) estimation. Without requiring explicit model order estimation,…

Signal Processing · Electrical Eng. & Systems 2018-11-20 Narong Borijindargoon , Boon Poh Ng

We present Acoustic Inertial Measurement (AIM), a one-of-a-kind technique for indoor drone localization and tracking. Indoor drone localization and tracking are arguably a crucial, yet unsolved challenge: in GPS-denied environments,…

Robotics · Computer Science 2025-04-03 Yimiao Sun , Weiguo Wang , Luca Mottola , Ruijin Wang , Yuan He

A convolution neural network (CNN) based classification method for broadband DOA estimation is proposed, where the phase component of the short-time Fourier transform coefficients of the received microphone signals are directly fed into the…

Sound · Computer Science 2019-12-18 Soumitro Chakrabarty , Emanuël. A. P. Habets

The angle of Arrival (AoA) estimation is of great interest in modern communication systems. Traditional maximum likelihood-based iterative algorithms are sensitive to initialization and cannot be used online. We propose a Bayesian method to…

Signal Processing · Electrical Eng. & Systems 2021-10-18 Akshay Sharma , Nancy Nayak , Sheetal Kalyani

Massive multiple input multiple output(MIMO)-based fully-digital receive antenna arrays bring huge amount of complexity to both traditional direction of arrival(DOA) estimation algorithms and neural network training, which is difficult to…

Signal Processing · Electrical Eng. & Systems 2023-01-18 Yiwen Chen , Xichao Zhan , Feng Shu

In this paper, we consider a reconfigurable intelligent surface (RIS)-assisted 3D direction-of-arrival (DoA) estimation system, in which a uniform planar array (UPA) RIS is deployed to provide virtual line-of-sight (LOS) links and reflect…

Signal Processing · Electrical Eng. & Systems 2022-11-04 Zhengyu Wang , Wei Yang , Tiebin Mi , Robert Caiming Qiu

The signal processing community currently witnesses the emergence of sensor array processing and Direction-of-Arrival (DoA) estimation in various modern applications, such as automotive radar, mobile user and millimeter wave indoor…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Marius Pesavento , Minh Trinh-Hoang , Mats Viberg

The expectation--maximization (EM) algorithm updates all of the parameter estimates simultaneously, which is not applicable to direction of arrival (DOA) estimation in unknown nonuniform noise. In this work, we present several efficient…

Signal Processing · Electrical Eng. & Systems 2022-11-07 Ming-yan Gong , Bin Lyu

For a massive multiple-input-multiple-output (MIMO) system using intelligent reflecting surface (IRS) equipped with radio frequency (RF) chains, the multi-channel RF chains are expensive compared to passive IRS, especially, when the…

Signal Processing · Electrical Eng. & Systems 2020-05-05 Weifeng Han , Peng Chen , Zhenxin Cao

This paper investigates single-snapshot direction-of-arrival (DOA) estimation and target localization with coherent sparse extremely large aperture arrays (ELAAs) in automotive radar applications. Far-field and near-field signal models are…

Signal Processing · Electrical Eng. & Systems 2025-09-23 Yunqiao Hu , Xuesu Xiao , Steven Jones , Shunqiao Sun

Estimating the direction of arrival (DOA) of sources is an important problem in aerospace and vehicular communication, localization and radar. In this paper, we consider a challenging multi-source DOA estimation task, where the receiving…

Signal Processing · Electrical Eng. & Systems 2022-02-17 Tom Tirer , Oded Bialer

In this letter, we consider the problem of direction-of-arrival (DOA) estimation with one-bit quantized array measurements. With analysis, it is shown that, under mild conditions the one-bit covariance matrix can be approximated by the sum…

Signal Processing · Electrical Eng. & Systems 2019-04-30 Xiaodong Huang , Bin Liao

This paper investigates the combination of parametric channel estimation with minimum mean square error (MMSE) estimation. We propose a direction-of-arrival (DoA)-aided two-stage channel estimation technique that utilizes the decomposition…

Signal Processing · Electrical Eng. & Systems 2024-04-29 Franz Weißer , Nurettin Turan , Wolfgang Utschick

In this paper, we present a new model for Direction of Arrival (DOA) estimation of sound sources based on an Icosahedral Convolutional Neural Network (CNN) applied over SRP-PHAT power maps computed from the signals received by a microphone…

Audio and Speech Processing · Electrical Eng. & Systems 2022-12-07 David Diaz-Guerra , Antonio Miguel , Jose R. Beltran

Direction of arrival (DOA) estimation technology offers a promising solution to address the sensing and positioning demands of Internet of Things (IoT) devices. Optical resonant beam systems (RBS), owing to their inherent characteristics of…