| http://www.w3.org/ns/prov#value | - east one of the measured propagation parameters of each base station radio, to form a location probability density function (pdf) expressed as ##EQU8## wherein k is a scaling constant, e is an error probability function, fi (r,??) is the signal propagation parameter function and fi0 is a measured propagation parameter of base station i and r is the distance from the base station to the mobile; e)
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