SDI: A tool for speech differentiation in user identification

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Muhammad Abdul Basit, Chanjuan Liu, Enyu Zhao

Published: 2024, Last Modified: 15 Jan 2026Expert Syst. Appl. 2024EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•Speech Differentiator is developed for anti-spoofing with user authentication tasks.•Existing speaker recognition methods were checked for speech differentiation.•SVM was upgraded as SDI via threshold checking and frequency matching techniques.•SDI outperformed traditional methods in anti-spoofing and user authentication tasks.