Re: If it moves, we can track it!

From: Samantha Atkins (samantha@objectent.com)
Date: Thu Oct 17 2002 - 12:29:20 MDT


Lee Daniel Crocker wrote:
>>>Samantha wrote:
>>>The data density would be ridiculous. Non-starter.
>>
>
> Let's see...there are about 6 gigapeople on the planet, and it
> takes less than 32 bits the store a location on the Earth's
> surface to around meter resolution, and you'd probably want
> updates at around .1-second resolution, so the total possible
> raw incoming data stream would be on the order of 200 Gb/sec.
> Conveniently, most of those 6 gigapeople are stationary for
> long periods of time, and they tend to cluster themselves
> neatly into a few thousand clumps, so data compression would
> probably get you down into the 100 Mb/sec range, which seems
> well within the bounds of even present technology.
>

I believe the original that prompted my comment included
tracking objects down to the size of bullets.

- s



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