Table 5 Comparison of speaker trait estimation performance across prosodic features and anonymization methods.

Anon. method	F0-related features^44,45				Loudness⁴⁶				Timbral⁴⁷				IS12-Trait³
Anon. method	Ex	Co	Ag	Hr	Ex	Co	Ag	Hr	Ex	Co	Ag	Hr	Ex	Co	Ag	Hr
Original	0.794	0.836	0.820	0.655	0.800	0.844	0.810	0.638	0.795	0.850	0.819	0.665	0.783	0.818	0.791	0.681
MAC²⁹	0.794	0.832	0.811	0.636	0.804	0.838	0.819	0.634	0.803	0.835	0.816	0.661	0.784	0.823	0.801	0.663
PVT³⁰	0.805	0.836	0.821	0.642	0.803	0.842	0.817	0.637	0.800	0.836	0.822	0.662	0.788	0.808	0.803	0.681
NAC³²	0.786	0.794	0.783	0.609	0.777	0.790	0.781	0.638	0.776	0.789	0.777	0.629	0.773	0.798	0.780	0.692

Speaker trait abbreviations: Ex (Extraversion), Co (Conscientiousness), Ag (Agreeableness), Hr (Hiring Recommendation).

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