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Convention Paper

Acoustic Profile of Identified Speaker in Forensics

Authors: Kapala, Krystian; Brachmanski, Stefan

AES Convention 138 · Paper 9334 · May 2015

Abstract

Speaker identification is deemed to be one of the basic tasks in audio forensics. Delivering a categorical opinion is often difficult due to insufficient quality of the recorded material, simulation or modulation of speaker’s voice. Hence, a wide-ranging approach to the identification process is used, including both subjective and objective methods. With their help, it becomes possible to obtain a broad spectrum of speech characteristics ranging from low-level features relating to physical construction of the vocal tract to advanced ones concerning various ways of expressing oneself and articulation, acquired during socialization process. This article describes an experiment undertaken to create acoustic profiles of a chosen group of speakers based on the features mentioned above.

Details

Published in
AES Convention 138
AES Convention
138
Paper number
9334
Publication date
May 6, 2015
Session subject
Applications in Audio
Affiliation
Wroclaw University of Technology, Wroclaw, Poland (See document for exact affiliation information.)
Type
Convention Paper