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Convention Paper

Data-Driven Modeling of the Spatial Sound Experience

Authors: Härmä, Aki; Park, Munhum; Kohlrausch, Armin

AES Convention 136 · Paper 9025 · April 2014

Abstract

Since the evaluation of audio systems or processing schemes is time-consuming and resource-expensive, alternative objective evaluation methods attracted considerable research interests. However, current perceptual models are not yet capable of replacing a human listener especially when the test stimulus is complex, for example, a sound scene consisting of time-varying multiple acoustic images. This paper describes a data-driven approach to develop a model to predict the subjective evaluation of complex acoustic scenes, where the extensive set of listening test results collected in the latest MPEG-H 3-D audio initiative was used as training data. The results showed that a few selected outputs of various auditory models may be a useful set of features, where linear regression and multilayer perceptron models reasonably predicted the overall distribution of listening test scores, estimating both mean and variance.

Details

Published in
AES Convention 136
AES Convention
136
Paper number
9025
Publication date
April 6, 2014
Session subject
Perception
Affiliation
Philips Research Europe, Eindhoven, The Netherlands (See document for exact affiliation information.)
Type
Convention Paper