Blind Estimation of Room Acoustic Parameters and Speech Transmission Index using MTF-based CNNs

TL;DR

This paper introduces a blind estimation approach utilizing MTF and Schroeder models with CNNs to accurately determine room acoustic parameters and speech transmission index across multiple octave bands.

Contribution

It presents a novel CNN-based method that leverages modulation transfer function and Schroeder models for blind room acoustic parameter estimation.

Findings

Effective estimation of reverberation time in seven-octave bands.

Simultaneous estimation of speech transmission index and five room parameters.

Improved accuracy over existing blind estimation techniques.

Abstract

This paper proposes a blind estimation method based on the modulation transfer function and Schroeder model for estimating reverberation time in seven-octave bands. Therefore, the speech transmission index and five room-acoustic parameters can be estimated.