The software aggregating the GPS feeds disassociates data stored in the individual’s device and combines it with the general stream of traffic data. Privacy is achieved by keeping the data anonymous and aggregated. Full Article at Tech Shout!
During the peak of the peak of the commute all the roads are pretty much congested, and if a road isn't congested and it goes anywhere, people will find it
phones as a sensor for the world that we live in.
We're trying to give drivers enough information to make those decisions themselves ... If someone is commuting, they know all the alternatives. People aren't stupid.
From a privacy standpoint, the less information given, the better ... Cell phone users will have the option to turn off the service if they don't want to use it or they don't want their data sent.
Integration of traffic information with functions such as calendar and online timetables may one day mean the mobile device can act as personal travel planner.
Nokia is very excited at the potential for this system to revolutionize travel planning, carrying on from the Nokia Maps navigation service available today on certain Nokia devices
Even though the phones are capable of sending their position and speed every three seconds, an efficient traffic monitoring system should not need to transfer such a large amount of data, which would require enormous bandwidth
To our knowledge, this is the first demonstration of this scale using GPS-enabled mobile devices to provide traffic related data such as travel times, and with a deliberate focus on critical deployment factors like bandwidth costs and personal privacy issues.
Mobile device users control the service. If an individual does not want their device to transmit position data they turn off the feed from their GPS
For state transportation agencies such as Caltrans, tapping into the vast network of cell phones on the road could one day reduce costs of investing in expensive infrastructure to obtain traffic information ... This will greatly expand the coverage of traffic information services so motorists can better...
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