Search Results for author: Stephen O'Regan

Found 2 papers, 1 papers with code

Informed FastICA: Semi-Blind Minimum Variance Distortionless Beamformer

1 code implementation12 Jul 2024 Zbyněk Koldovský, Jiří Málek, Jaroslav Čmejla, Stephen O'Regan

Non-Gaussianity-based Independent Vector Extraction leads to the famous one-unit FastICA/FastIVA algorithm when the likelihood function is optimized using an approximate Newton-Raphson algorithm under the orthogonality constraint.

Independent Vector Extraction Constrained on Manifold of Half-Length Filters

no code implementations4 Apr 2023 Zbyněk Koldovský, Jaroslav Čmejla, Tülay Adalı, Stephen O'Regan

In this paper, we propose a mixing model for joint blind source extraction where the mixing model parameters are linked across the frequencies.

Speaker Separation

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