August 19, 2025Open Access

Voice clones sound realistic but not (yet) hyperrealistic

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AI-generated voices can sound indistinguishable from human voices, making identification difficult for listeners.
Listeners judged AI-generated voices as more dominant than human voices, with some also perceived as more trustworthy.
Testing involved voice clones and voices from a large voice model, assessing human perception of distinct voice types.
Findings raise concerns about misinformation risks and highlight potential uses of realistic AI-generated voices.

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Experimental analysis shows AI-generated voices can match human realism but lack hyperrealism, suggesting implications for trust.

Lavan et al. (2025) studied this question.

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