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      Using Pupil Reflection in Smartphone Camera Selfies

      news.movim.eu / Schneier · Tuesday, 3 May, 2022 - 16:17

    Researchers are using the reflection of the smartphone in the pupils of faces taken as selfies to infer information about how the phone is being used:

    For now, the research is focusing on six different ways a user can hold a device like a smartphone: with both hands, just the left, or just the right in portrait mode, and the same options in horizontal mode.

    It’s not a lot of information, but it’s a start. (It’ll be a while before we can reproduce these results from Blade Runner .)

    Research paper .