Relative Transfer Function Vector Estimation for Acoustic Sensor Networks Exploiting Covariance Matrix Structure

no code implementations • 27 Oct 2023 • Wiebke Middelberg, Henri Gode, Simon Doclo

In many multi-microphone algorithms for noise reduction, an estimate of the relative transfer function (RTF) vector of the target speaker is required.

BRUDEX Database: Binaural Room Impulse Responses with Uniformly Distributed External Microphones

no code implementations • 14 Jun 2023 • Daniel Fejgin, Wiebke Middelberg, Simon Doclo

There is an emerging need for comparable data for multi-microphone processing, particularly in acoustic sensor networks.

Bias Analysis of Spatial Coherence-Based RTF Vector Estimation for Acoustic Sensor Networks in a Diffuse Sound Field

no code implementations • 19 May 2022 • Wiebke Middelberg, Simon Doclo

In this paper, we perform a theoretical bias analysis for the SC-based RTF vector estimation method with multiple external microphones.