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Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

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Discrimination of three basic male voice types by voice range profile-derived parameters.

H Lycke¹, A Ivanova, M M Van Hulle

¹Research Group ExpORL, Department of Neuroscience, KU Leuven, Leuven, Belgium.

Folia Phoniatrica Et Logopaedica : Official Organ of the International Association of Logopedics and Phoniatrics (IALP)

|May 29, 2013

Summary

This study found that specific voice range profile parameters can clearly distinguish between male singing voice types. The frequency dip in the register transition zone proved most effective for classifying voices.

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Area of Science:

Vocal Pedagogy
Acoustic Phonetics
Musicology

Background:

Accurate classification of male singing voices is crucial for vocal pedagogy and performance.
Previous methods for voice classification have limitations in clearly distinguishing between voice types.

Purpose of the Study:

To determine if voice range profile (VRP) parameters can effectively cluster and separate male singing voices.
To identify specific VRP features that provide the clearest voice type differentiation.

Main Methods:

Recorded voice range profiles (VRPs) of 256 male singers (students and professionals).
Extracted compact descriptive features from the VRP data.
Applied cluster analysis to group singers based on VRP features.

Main Results:

The frequency dip of the register transition zone emerged as the most effective parameter for cluster separation.
This parameter successfully differentiated three basic male voice types.
The findings align with previous studies on female voice classification.

Conclusions:

Combinations of VRP parameters can achieve clear separation of male voice clusters.
These clusters correlate with the classic three basic male voice types (e.g., tenor, baritone, bass).
This research offers a novel approach to male voice classification.