The Voiceprint Fallacy: Why Voices Are Not Unique Biometric Imprints
In recent years, the term voiceprint has regained attention, particularly in technological applications and policy-making contexts, often carrying the assumption that a person's voice constitutes a stable and unique biometric trace analogous to a fingerprint. Yet this conception has been repeatedly criticized and rejected by forensic voice experts throughout the decades since its introduction. Although voices undoubtedly contain speaker-related information, this simplified conception obscures the highly dynamic and context-dependent nature of speech. This article revisits the voiceprint fallacy and reconsiders what can count as evidence of speaker identity by reviewing the historical deve...
| Authors | Tianle Yang, Cuiling Zhang, Chengzhe Sun et al. |
|---|---|
| Primary category | eess.AS |
| Published | 8 August 2026 |
| Last updated at source | 21 August 2026 |
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