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eig 3 days ago

Seems like it is based on this paper from CVPR 2024:

https://aiotgroup.github.io/Person-in-WiFi-3D/

Frankly I'm shocked it's possible to do this with that level of resolution.

ramity 3 days ago | parent [-]

5GHz WiFi has a wavelength of ~6cm and 2.4GHz ~12.5cm. Anything achieving smaller is a result of interferometry or a non WiFi signal. Mentioning this might not add much substance to the conversation, but it felt worth adding.

littlecranky67 3 days ago | parent [-]

This resolution is probably enough, as they use human skeleton pose estimators and human movement pattern detectors too.