[DUG] Chart Smoothing

[Todd Martin]

Maybe adapt a median filter to Delphi.
http://rosettacode.org/wiki/Median_filter

On Sun, May 9, 2021 at 1:24 PM Marshland Engineering <
marshland at marshland.co.nz> wrote:

> I'm reading a noisy signal and need to filter the data. I've tried many
> home
> grown techniques but none are any good enough.
>
> Here is a sample of the data. I'm working on acceleration which is the
> rate of
> change of speed. The change of speed between samples (30hz) is quite small
> so
> the result is quite noisy as you can see.
>
> http://www.marshland.co.nz/ftp/Delphi/Plot.jpg
>
> Anyone found something that I can use ?
>
> Thanks Wallace
>
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