See also: detecting and motion tracking people behind walls, with the ability to... | Hacker News

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		andai on Feb 14, 2017 \| parent \| context \| favorite \| on: Inferring Your Mobile Phone Password via WiFi Sign... See also: detecting and motion tracking people behind walls, with the ability to recognise specific people ( also using wifi ). http://www.theverge.com/2015/10/28/9625636/rf-capture-mit-wi... Of particular interest: It can determine breathing patterns and heart rate.

danbruc on Feb 14, 2017 [–]

Or the 2013 discussion of Wi-Fi signals enable gesture recognition throughout entire home here on Hacker News with links to other related ideas in the comments.

[1] https://news.ycombinator.com/item?id=5824286

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