A survey of optimization methods for independent vector analysis in audio source separation

R Guo, Z Luo, M Li - Sensors, 2023 - mdpi.com
With the advent of the era of big data information, artificial intelligence (AI) methods have
become extremely promising and attractive. It has become extremely important to extract …

Blind and spatially-regularized online joint optimization of source separation, dereverberation, and noise reduction

T Ueda, T Nakatani, R Ikeshita… - … on Audio, Speech …, 2024 - ieeexplore.ieee.org
This paper proposes a computationally efficient joint optimization algorithm that performs
online source separation, dereverberation, and noise reduction based on blind and spatially …

Switching independent vector analysis and its extension to blind and spatially guided convolutional beamforming algorithms

T Nakatani, R Ikeshita, K Kinoshita… - … on Audio, Speech …, 2022 - ieeexplore.ieee.org
This paper develops a framework that can accurately perform denoising, dereverberation,
and source separation using a relatively small number of microphones. It has been …

Autoregressive moving average jointly-diagonalizable spatial covariance analysis for joint source separation and dereverberation

K Sekiguchi, Y Bando, AA Nugraha… - … on Audio, Speech …, 2022 - ieeexplore.ieee.org
This article describes a computationally-efficient statistical approach to joint (semi-) blind
source separation and dereverberation for multichannel noisy reverberant mixture signals. A …

Target speech extraction: Independent vector extraction guided by supervised speaker identification

J Malek, J Jansky, Z Koldovsky… - … on Audio, Speech …, 2022 - ieeexplore.ieee.org
This manuscript proposes a novel robust procedure for the extraction of a speaker of interest
(SOI) from a mixture of audio sources. The estimation of the SOI is performed via …

Inverse-free online independent vector analysis with flexible iterative source steering

T Nakashima, N Ono - 2022 Asia-Pacific Signal and …, 2022 - ieeexplore.ieee.org
In this paper, we propose a new online independent vector analysis (IVA) algorithm for real-
time blind source separation (BSS). In many BSS algorithms, the iterative projection (IP) has …

Geometrically constrained source extraction and dereverberation based on joint optimization

Y Yang, X Wang, A Brendel, W Zhang… - 2023 31st European …, 2023 - ieeexplore.ieee.org
Source extraction, which aims at extracting the target source signals from the observed
reverberant mixtures, plays an important role in voice communication and human-machine …

Reverberant Source Separation Using NTF With Delayed Subsources and Spatial Priors

M Fraś, K Kowalczyk - IEEE/ACM Transactions on Audio …, 2024 - ieeexplore.ieee.org
Speech signals recorded by distant microphones are often contaminated with room
reverberation and signals of interfering speakers. This article addresses the problem of joint …

On joint dereverberation and source separation with geometrical constraints and iterative source steering

K Mo, X Wang, Y Yang, T Ueda… - 2023 Asia Pacific …, 2023 - ieeexplore.ieee.org
In order to improve both the separation performance and the convergence speed, several
geometrically constrained independent vector analysis (GC-IVA) algorithms have been …

Accelerating online algorithm using geometrically constrained independent vector analysis with iterative source steering

K Goto, T Ueda, L Li, T Yamada… - 2022 Asia-Pacific Signal …, 2022 - ieeexplore.ieee.org
In this paper, we derive an alternative online algorithm for geometrically constrained
independent vector analysis (GC-IVA) based on iterative source steering (ISS) to tackle real …