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Convention Paper

Effect of Minimizing Spatial Separation and Melodic Variations in Simultaneously Presented Two-Syllable Words

Authors: Allan, Jon; Berg, Jan

AES Convention 124 · Paper 7409 · May 2008

Abstract

This study will examine two important factors for the conception Auditory Streaming defined by Bregman, pitch
and localization. By removing one or two of these factors as possible identifiers to separate sound sources, the
importance of each of them and the effect of reducing both of them will be studied. Stimuli with combinations of
two-syllable words will be presented simultaneously in speakers to subjects and the number of correct identifications
will be measured. In one category of stimuli speech melody will be removed and replaced with a monotonous pitch,
equal for all words. One category will have all words presented from one speaker only. A significant effect was
found for pitch as a factor for successful segregation of words. Conclusions will be related to earlier studies and
common theories, the Cocktail party effect among others.

Details

Published in
AES Convention 124
AES Convention
124
Paper number
7409
Publication date
May 6, 2008
Session subject
Psychoacoustics, Perception, and Listening Tests
Affiliation
Luleå University of Technology (See document for exact affiliation information.)
Type
Convention Paper