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Engineering Brief

Evaluation of Binaural Renderers: A Methodology

Authors: Reardon, Gregory; Roginska, Agnieszka; Flanagan, Patrick; Calle, Juan Simon; Genovese, Andrea; Zalles, Gabriel; Olko, Marta; Jerez, Christal

AES Convention 143 · Paper 359 · October 2017

Abstract

Recent developments in immersive audio technology have motivated a proliferation of binaural renderers used for creating spatial audio content. Binaural renderers leverage psychoacoustic features of human hearing to reproduce a 3D sound image over headphones. In this paper a methodology for the comparative evaluation of different binaural renderers is presented. The methodological approach is threefold. A subjective evaluation of 1) quantitative characteristics (such as front/back and up/down discrimination, localization) ; 2) qualitative characteristics (such as timbre, naturalness); and 3) overall preference. The main objective of the methodology is to help to elucidate the most meaningful factors for the performance of binaural renderers and to provide indications on possible improvements in the rendering process.

Details

Published in
AES Convention 143
AES Convention
143
Paper number
359
Publication date
October 6, 2017
Session subject
Posters—Part 1
Affiliation
New York University, New York, NY, USA; THX Ltd., San Francisco, CA, USA; THX; Platinum Sound Recording Studio (See document for exact affiliation information.)
Type
Engineering Brief