Hendrik Lemelson Mikkel Baun Kjærgaard Rene Hansen Thomas King Error Estimation for Indoor 802.11 Location Fingerprinting. 138-155 2009 LoCA http://dx.doi.org/10.1007/978-3-642-01721-6_9 conf/loca/2009 db/conf/loca/loca2009.html#LemelsonKHK09