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Convention Paper

Round Robin Comparison of HRTF Simulation Systems: Preliminary Results

Authors: Greff, Raphaël; Katz, Brian F. G.

AES Convention 123 · Paper 7188 · October 2007

Abstract

Variability in experimental measurement techniques of the HRTF is a concern that numerical calculation methods can hope to avoid. Numerical techniques such as the Boundary Element Method (BEM) allow for the calculation of the HRTF over the full audio spectrum from a geometrical model. While numerical calculations are not prone to the same errors as physical measurements, other problems appear which cause variations: geometry acquisition and modeling of real shapes as meshes can be performed in different ways.
An on-going international round-robin study, “Club Fritz”, gathers already many HRTF data measured at from different laboratories on a unique dummy head. This work presents preliminary results of numerical simulations based on an acquired geometrical model of this artificial head.

Details

Published in
AES Convention 123
AES Convention
123
Paper number
7188
Publication date
October 6, 2007
Session subject
Acoustic Modeling
Affiliation
A-Volute; LIMSI - CNRS (See document for exact affiliation information.)
Type
Convention Paper