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Convention Paper Open Access

Auditory Distance Perception in HRTF-Based Binaural Rendering: Effects of Head Tracking and Reverberation

Authors: Chen, Pingkang

Convention Paper · Paper 10246 · October 2025

Abstract

This study investigates the perceptual effects of distance cues in virtual auditory environments rendered using head-related transfer functions (HRTFs). Experiments were conducted using a custom binaural processing plugin and virtual reality (VR) environment to compare head-fixed and head-tracked conditions under both anechoic (free-field) and reverberant environments. In free-field conditions, head-fixed rendering resulted in in-head localization and compressed distance perception, while head-tracked rendering improved distance accuracy. In reverberant conditions, head-fixed rendering introduced underestimation bias, whereas head-tracked rendering yielded more consistent judgments across distances. Results confirm that head-tracked rendering improves auditory distance perception in both anechoic and reverberant contexts, supporting more accurate spatial audio design in immersive systems.

Details

AES Convention
159
Paper number
10246
Publication date
October 14, 2025
Type
Convention Paper