A Comparison of Differential Performance Metrics for the Evaluation of Automatic Speaker Verification Fairness

Fuente: arXiv
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Autori principali: Chouchane, Oubaida, Busch, Christoph, Galdi, Chiara, Evans, Nicholas, Todisco, Massimiliano
Natura: Preprint
Pubblicazione: 2024
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author Chouchane, Oubaida
Busch, Christoph
Galdi, Chiara
Evans, Nicholas
Todisco, Massimiliano
author_facet Chouchane, Oubaida
Busch, Christoph
Galdi, Chiara
Evans, Nicholas
Todisco, Massimiliano
contents When decisions are made and when personal data is treated by automated processes, there is an expectation of fairness -- that members of different demographic groups receive equitable treatment. This expectation applies to biometric systems such as automatic speaker verification (ASV). We present a comparison of three candidate fairness metrics and extend previous work performed for face recognition, by examining differential performance across a range of different ASV operating points. Results show that the Gini Aggregation Rate for Biometric Equitability (GARBE) is the only one which meets three functional fairness measure criteria. Furthermore, a comprehensive evaluation of the fairness and verification performance of five state-of-the-art ASV systems is also presented. Our findings reveal a nuanced trade-off between fairness and verification accuracy underscoring the complex interplay between system design, demographic inclusiveness, and verification reliability.
format Preprint
id arxiv_https___arxiv_org_abs_2404_17810
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A Comparison of Differential Performance Metrics for the Evaluation of Automatic Speaker Verification Fairness
Chouchane, Oubaida
Busch, Christoph
Galdi, Chiara
Evans, Nicholas
Todisco, Massimiliano
Audio and Speech Processing
Sound
When decisions are made and when personal data is treated by automated processes, there is an expectation of fairness -- that members of different demographic groups receive equitable treatment. This expectation applies to biometric systems such as automatic speaker verification (ASV). We present a comparison of three candidate fairness metrics and extend previous work performed for face recognition, by examining differential performance across a range of different ASV operating points. Results show that the Gini Aggregation Rate for Biometric Equitability (GARBE) is the only one which meets three functional fairness measure criteria. Furthermore, a comprehensive evaluation of the fairness and verification performance of five state-of-the-art ASV systems is also presented. Our findings reveal a nuanced trade-off between fairness and verification accuracy underscoring the complex interplay between system design, demographic inclusiveness, and verification reliability.
title A Comparison of Differential Performance Metrics for the Evaluation of Automatic Speaker Verification Fairness
topic Audio and Speech Processing
Sound
url https://arxiv.org/abs/2404.17810