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Convention Paper

Spatial Character and Quality Assessment of Selected Stereophonic Image Enhancements for Headphone Playback of Popular Music

Authors: Martens, William L.; Marui, Atsushi

AES Convention 120 · Paper 6818 · May 2006

Abstract

The effects of selected stereophonic image enhancement algorithms on perceived spatial character and quality of headphone playback for popular music was investigated for a sampling of program material typical of conventional multi-track mixes. Preference ratings were made for the auditory images resulting from three enhancement algorithms in comparison with the original PCM recordings of nine short musical programs. A perceptual coding (MP3) of the original recordings was also presented, making a total of five versions to be compared for each musical program. In addition, ratings were collected on a perceptual attribute identified herein as Ensemble Stage Width (ESW). Applied algorithms had significant effects on both preference and ESW ratings, regardless of whether expensive or inexpensive headphones were used in the listening tests.

Details

Published in
AES Convention 120
AES Convention
120
Paper number
6818
Publication date
May 6, 2006
Session subject
Psychoacoustics, Perception, and Listening Tests
Affiliation
McGill University (See document for exact affiliation information.)
Type
Convention Paper