[postgis-users] Represent WiFI signal via RSSI

Robert Dorinel Tureac al376140 at uji.es
Tue Oct 18 03:39:59 PDT 2022


Nice work there!

But with that you do not represent the signal strength right? I'm just
looking for a manner to draw that Signal. I.e. draw a polygon or circle
with a red colour where the RSSI is stronger.

El mar., 18 oct. 2022 12:34, Darafei "Komяpa" Praliaskouski <me at komzpa.net>
escribió:

> Hi,
>
> RSSI has very complex shapes in the city terrain, not really following a
> usable distance formula.
>
> That being said I once upon a time got myself a ladder, excel spreadsheet
> and measured one specific access point using my phone and regressed this
> piece of formula.
>
> 0.2347 * exp(-0.07877 * (ap -> 'ss') :: float) as dst
>
>
> On Tue, Oct 18, 2022 at 1:16 PM Robert Dorinel Tureac <al376140 at uji.es>
> wrote:
>
>> Hi there guys,
>>
>> Is there any way/function/method/possibility to represent the signal
>> strength of a device having the attributes RSSI and latitude-longitude?
>>
>> I'm trying to achieve something like this, but with no success (yet):
>> https://duckduckgo.com/?q=rssi+signal+wifi+map&atb=v342-1&iar=images&iax=images&ia=images&iai=https%3A%2F%2Fstatic.engeniuscdn.com%2Ffaq_questions%2Fhc%2Farticle_attachments%2F360010237471%2FIn_open.jpg
>>
>>
>> Thanks in advance!
>>
>> Cheers
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