Software that changes a face for privacy concerns and governmental compliance. In research situations, the identity of people must sometimes be kept hidden. In some cases, the anonymization can be reversed and the original image restored.
Blurring
Obliterating a face is necessary when the identity of a person must be entirely hidden. These examples were created in ChatGPT. The images are actually the author of this encyclopedia (see
about this encyclopedia).
When Blurring Does Not Suffice
There are situations where a person is interviewed but whose true identity cannot be revealed. With "synthetic anonymization," a person can show emotions but not be identifiable. (Image courtesy of Egonym.)