2min chapter

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#183 – Po-Shen Loh: Mathematics, Math Olympiad, Combinatorics & Contact Tracing

Lex Fridman Podcast

CHAPTER

Is There a Time Element?

The physical network is constructed based on proximity. That's through Bluetooth. And you don't have to specify your exact location. The way we estimate the duration is like how a movie is filmed in the sense that every so often, every few minutes, we check what's nearby. So there's no way in a battery efficient way to really keep track of that proximity. However, fortunately, we're using probability.

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