Triangulate example for iBeacons

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梦毁少年i
梦毁少年i 2020-11-28 17:14

I am looking into the possibility to use multiple iBeacons to do a \'rough\' indoor position location. The application is a kind of \'museum\' setting, and it would be easie

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  •  执笔经年
    2020-11-28 18:02

    I've implemented a very simple Fingerprint algorithm for android 4.4, tested in a relative 'bad' environment:

    • nearly 10 wifi AP nearby.
    • several other Bluetooth signals nearby.

    the accurate seems in 5-8 meters and depends on how I placed that 3 Ibeacon broadcaster. The algorithm is quite simple and I think you can implemented one by yourself, the steps are:

    1. load the indoor map.
    2. sampling with the map for all the pending positioning point.
    3. record all the sampling data, the data should include: map coordinate, position signals and their RSSI.

    so when you start positioning, it's just a reverse of proceeding steps.

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