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Conference Paper Open Access

Predicting binaural colouration using VGGish embeddings

Authors: McKenzie, Thomas; Wright, Alec; Turner, Daniel; Lladó, Pedro

2025 AES International Conference on Artificial Intelligence and Machine Learning for Audio · Paper 18 · September 2025

Abstract

An initial feasibility study is presented exploring the use of a pre-trained feature extractor designed for large-scale audio classification applied to the task of predicting colouration between binaural signals. A multilayer perceptron (MLP) is trained to predict binaural colouration using feature embeddings obtained from the VGGish network and data from five previously conducted listening tests. The evaluation compares seven versions of the network, each trained using different data augmentation methods, along with three existing signal processing methods for predicting binaural colouration: basic spectral difference (BSD), log. spectral distance (LSD) and an auditory model for predicting binaural colouration (PBC-2). Results show that while the MLP networks are comparable to BSD and LSD, specific features relevant for colouration may be needed to compete against the more complex PBC-2.

Details

Published in
2025 AES International Conference on Artificial Intelligence and Machine Learning for Audio
Paper number
18
Publication date
September 2, 2025
Session subject
Artificial Intelligence and Machine Learning for Audio
Affiliation
University of Edinburgh; University of Edinburgh; University of Southampton; University of Surrey (See document for exact affiliation information.)
Type
Conference Paper