Sparse representations with legendre kernels for doa estimation and acoustic source separation

MB Çöteli, H Hacıhabiboğlu - IEEE/ACM Transactions on Audio …, 2021 - ieeexplore.ieee.org
Recording multiple sound sources in a reverberant environment results in convolutive
mixtures. Sound sources can be extracted from microphone array recordings of such …

On Ambisonic Source Separation with Spatially Informed Non-negative Tensor Factorization

M Guzik, K Kowalczyk - IEEE/ACM Transactions on Audio …, 2024 - ieeexplore.ieee.org
This article presents a Non-negative Tensor Factorization based method for sound source
separation from Ambisonic microphone signals. The proposed method enables the use of …

Wishart localization prior on spatial covariance matrix in ambisonic source separation using non-negative tensor factorization

M Guzik, K Kowalczyk - ICASSP 2022-2022 IEEE International …, 2022 - ieeexplore.ieee.org
This paper presents an extension of the existing Non-negative Tensor Factorization (NTF)
based method for sound source separation under reverberant conditions, formulated for …

[PDF][PDF] NTF of Spectral and Spatial Features for Tracking and Separation of Moving Sound Sources in Spherical Harmonic Domain.

M Guzik, K Kowalczyk - INTERSPEECH, 2022 - researchgate.net
This paper presents a novel Non-negative Tensor Factorization (NTF) based approach to
tracking and separation of moving sound sources, formulated in the Spherical Harmonic …

Convolutive ntf for ambisonic source separation under reverberant conditions

M Guzik, K Kowalczyk - ICASSP 2023-2023 IEEE International …, 2023 - ieeexplore.ieee.org
This paper presents a Non-negative Tensor Factorization (NTF) based sound source
separation method with a novel convolutive Spatial Covariance Matrix (SCM) model, that is …

Incorporation of localization information for sound source separation in spherical harmonic domain

M Guzik, M Fraś, K Kowalczyk - 2021 IEEE 23rd International …, 2021 - ieeexplore.ieee.org
This paper concerns the problem of convolutive sound source separation from mutlichannel
recordings made with a spherical microphone array. In particular, we formulate two state-of …

Spherical harmonics based acoustic scene analysis for object-based audio

MB Çöteli - 2021 - open.metu.edu.tr
Object-based audio relies on elemental audio signals from individual sound sources and
their associated metadata to be reconstructed at the listener side. While defining audio …

Localization of Closely-Spaced Speech Sources Based on Small Microphone Arrays

S Sun, Q Yan, W Zhang, H Zhang - 2020 15th IEEE …, 2020 - ieeexplore.ieee.org
Indoor source localization based on a microphone array is still a difficult problem especially
for closely-spaced sources in strong reverberation environments, in such cases a large …