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Re: [Help-gsl] Nonlinear Least-Squares Fitting
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From: |
Marco Maggi |
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Subject: |
Re: [Help-gsl] Nonlinear Least-Squares Fitting |
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Date: |
Thu, 18 Apr 2019 06:34:40 +0200 |
Lawrence Habahbeh wrote:
> Hi,
> In the online
> [Docs](https://www.gnu.org/software/gsl/doc/html/index.html) 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:
https://gist.github.com/marcomaggi/8530cf839f462078eb4e5f33255b6663
--
Marco Maggi