Subspace Hybrid MVDR Beamforming for Augmented Hearing

no code implementations • 30 Nov 2023 • Sina Hafezi, Alastair H. Moore, Pierre H. Guiraud, Patrick A. Naylor, Jacob Donley, Vladimir Tourbabin, Thomas Lunner

(i) The first stage is a hybrid beamformer based on a dictionary of weights corresponding to a set of noise field models.

Computational Efficiency Speech Enhancement

Subspace Hybrid Beamforming for Head-worn Microphone Arrays

no code implementations • 15 Mar 2023 • Sina Hafezi, Alastair H. Moore, Pierre Guiraud, Patrick A. Naylor, Jacob Donley, Vladimir Tourbabin, Thomas Lunner

A two-stage multi-channel speech enhancement method is proposed which consists of a novel adaptive beamformer, Hybrid Minimum Variance Distortionless Response (MVDR), Isotropic-MVDR (Iso), and a novel multi-channel spectral Principal Components Analysis (PCA) denoising.

Denoising Speech Enhancement