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Engineering Brief

Huddersfield Universal Listening Test Interface Generator (HULTI-GEN) Version 2

Authors: Johnson, Dale; Lee, Hyunkook

AES Convention 149 · Paper 633 · October 2020

Abstract

This paper describes a new version of HULTI-GEN (Huddersfield universal listening test interface generator). The Max-based tool features a number of new improvements over the previous version, including the addition of psychometric testing methods (e.g., 2I-2AFC, ABX, Yes-No, etc. in adaptive and non-adaptive procedures) to the existing ITU methods; playback of multi-channel stimuli (up to 64 channels); a SOFA-based, real-time binauraliser with headphone equalisation filters; statistical-analysis-ready results files; and an open-source framework for experimenters to modify the existing tests or design their own test methods for HULTI-GEN. The tool is designed so that the setup, testing, and results gathering processes are effortless. The software is freely
available from https://www.hud.ac.uk/apl.

Details

Published in
AES Convention 149
AES Convention
149
Paper number
633
Publication date
October 6, 2020
Session subject
Perception
Affiliation
University of Huddersfield, UK (See document for exact affiliation information.)
Type
Engineering Brief