[Scilab-users] find and locate local maxima

[Dang Ngoc Chan, Christophe]

Hello,

> De : users <users-bounces at lists.scilab.org> De la part de CHEZE David
> 227480 Envoyé : mardi 16 mars 2021 14:53
>
> I'm looking for function that could find and locate every local maxima
> of any discrete time signal

I suggest you to detect the local minima of the second derivative obtained by the Savitzky-Golay algorithm (to reduce the problem of the noise).

You can find an implementation here:

https://commons.wikimedia.org/wiki/File:Savitzky-golay_pic_gaussien_bruite.svg

HTH

Regards


--
Christophe Dang Ngoc Chan
Mechanical calculation engineer


General
This e-mail may contain confidential and/or privileged information. If you are not the intended recipient (or have received this e-mail in error), please notify the sender immediately and destroy this e-mail. Any unauthorized copying, disclosure or distribution of the material in this e-mail is strictly forbidden.