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How to obtain inflection points for a curve ?

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Surendra Ratnu
Surendra Ratnu el 15 de Oct. de 2022
Comentada: Surendra Ratnu el 17 de Oct. de 2022
We want to find points where curve changed its slop and i attached curve .mat file.

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Walter Roberson
Walter Roberson el 15 de Oct. de 2022
use gradient() to take numeric derivative. Use gradient() again to get second derivative. Search the second derivative for zeros or sign changes.
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Surendra Ratnu
Surendra Ratnu el 17 de Oct. de 2022
There are many points but i want few points among. I showed in the image in green colour points for samples. I need only these points for given curve. Can you tell me how to do that.

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