Let's not forget that you need some fixed reference points. In commercial systems, the locations of the access points are well known. In ad-hoc networks the best that you can hope for is a topological map.
M. [EMAIL PROTECTED] wrote on 04/02/2008 01:45:14 AM: > Ryan, > > Like Ben said, inducing the physical layout of the network from metrics > such as RSSI will give you poor results for various reasons. What > "Space" did was to average arrival rates from direct neighbors over a > "long" period of time (anywhere between 1 and 10 seconds) to avoid > highly temporal effects like multipath and noise. Even so, the result is > only a rough layout of the network. If you'd like to achieve better > accuracy I thing you should combine other ideas like sound measurements, > as Ben suggested. > > Pol > >
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