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Re: [Help-gsl] Nonlinear Least-Squares Fitting

From: Marco Maggi
Subject: Re: [Help-gsl] Nonlinear Least-Squares Fitting
Date: Thu, 18 Apr 2019 06:34:40 +0200

Lawrence Habahbeh wrote:

> Hi,

> In the online
> [Docs]( ยป
> Nonlinear Least-Squares Fitting, there is an example of fitting an
> exponential function to data. The data object is a structure with
> three arguments
> struct data {
> size_t n;
> double *t;
> double *y;
>> ;

> Can you please show me how to read the data from a text file and run
> the optimization as is. . The data is a column vector with daily
> observations and T = 120000 points .

About the data, start by toying with this:

Marco Maggi

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