android - Find Location inside building or Malls -


how find indoor location without gps? there many method find indoor location such wifi triangulation,cellular network,fingerprint,bluetooth & magnetic fields..ect. - have tried wifi triangulation triangulation need know physical geolocation of min. 2 or 3 access point.i dont have database or physical location of wap's... there in way/formula find location of router without using google geolocation api's. - how find location using android magnetic field?

please me out...to find indoor location :(

google play servicefusedlocationapi provides accurate (claimed google) combination of gps, wifi , cellular network. can use indoor/under buildings locations. example please http://www.adavis.info/2014/09/android-location-updates-with.html.

hope helps.


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