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AI Translates Brain Activity to Text: Privacy Risks Loom

11/15/2025

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Summary

Story summary

Researchers from Japan and the University of California, Berkeley developed 'mind captioning' that uses AI and MRI to translate brain activity into text.
The method can reflect what a person is seeing or recalling and could aid speech-impaired individuals.
Experts warn of privacy risks, since private thoughts could be revealed without verbalization, underscoring the need for consent and ethics.
Currently, the technique requires active participation and cannot interpret spontaneous thoughts.

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Story summary

Researchers from Japan and the University of California, Berkeley developed 'mind captioning' that uses AI and MRI to translate brain activity into text.
The method can reflect what a person is seeing or recalling and could aid speech-impaired individuals.
Experts warn of privacy risks, since private thoughts could be revealed without verbalization, underscoring the need for consent and ethics.
Currently, the technique requires active participation and cannot interpret spontaneous thoughts.