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# Shaily_T

2022 年からアクティブ

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Why I don't get a curve plot by adding term2 to phi?
Hey, I have an issue where I am stucked for several days. I have the following code: to run it you need to have the attached...

26日 前 | 1 件の回答 | 0

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How to fit a function that has significant changes dependent on small changes of some parameters
Hey, I am fitting a function to data using curve fitting tool in Matlab. The function is very sensitive to two of the fittin...

4ヶ月 前 | 1 件の回答 | 0

### 1

Broad confidence bound range when fitting in Matlab
Hey, I fit a function to data in Matlab and for the obtained fitting parameters, I get quite large range from Matlab. I have at...

4ヶ月 前 | 3 件の回答 | 0

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How to obtain the time domain from the frequency domain while computing the numerical inverse Fourier transform of a function not centred at zero frequency?
Hey, I am trying to calculate the numerical inverse fourier transform of a complicated function. For obtaining the time interva...

7ヶ月 前 | 0 件の回答 | 0

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Huge difference between the result of fft function Matlab and analytical Fourier transform of the same function
Hey, I am trying to find a way to obtain the numerical fourier transform of a function (it is not a signal and I only want to o...

7ヶ月 前 | 2 件の回答 | 0

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Controversy in calculating the Fourier transform of a function numerically and analytically
Hey, I am trying to calculate the inverse fourier transform of a complex function numerically. And I am trying to start with ...

7ヶ月 前 | 1 件の回答 | 0

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How can we have a good resolution over a narrow bandwidth when we include a broad range without a lot of points?
Hey, I have to include a broad range frequency (around 50 GHz) in my codes, and I want to see the effect of that broad range o...

8ヶ月 前 | 0 件の回答 | 0

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How to embed a series of Gaussians in a Lorentzian just by adding functions?
Hey, I want to have the shown function in Matlab and use it in my simulations and codes. It is a series of Gaussians (which has...

8ヶ月 前 | 0 件の回答 | 0

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Should we always search for the global minima in our optimization problem?
I am trying to fit a custom equation to a series of data. When I change the startpoints the obtained fitting parameters and the ...

10ヶ月 前 | 4 件の回答 | 0

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What is the number of cores that my fit code uses for running and the efficiency of running it on a cluster?
I have a matlab code for fitting a custom model to a series of data. The actual number of data I have is about 600000. I can run...

10ヶ月 前 | 1 件の回答 | 0

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How to call a function with vector input in the fit type function?
I am trying to fit an equation to a model and I need to call a function "kkrebook2" in my fit type funtion (For "kkrebook2", the...

10ヶ月 前 | 1 件の回答 | 0

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Inconsistency in the fitted curve and the plot of obtained fitting parameters
I am trying to fit an equation to a model and I need to call a function "kkrebook2" in my fit type funtion (For "kkrebook2", the...

10ヶ月 前 | 0 件の回答 | 0

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Problem in defining the fit type function for curve fitting tool
I have defined a custom function for use in curve fitting toolbox. In my defined function, I need to call another function "kkre...

10ヶ月 前 | 1 件の回答 | 0

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Problem in Calling a function in the custom equation for curve fitting
I have defined a custom function to use it in curve fitting toolbox. In my defined function, I need to call another function "kk...

10ヶ月 前 | 1 件の回答 | 0

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how can i write a code to solve kramers-kronig equation?
There is a helpful toolbox and function which help you calculate the real and imaginary parts of refractive index by K-K relatio...

11ヶ月 前 | 0

Is a grid search for the global minima helpful for my optimization?
I have some series of data taken at different frequency domains and I am trying to fit each series of data to a nonlinear model....

11ヶ月 前 | 0 件の回答 | 0

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The difference of SSE and MAE curve fitting and optimization
I am trying to fit some series of data taken at different frequencies to a custom model. But it doen't get reasonable result an...

11ヶ月 前 | 2 件の回答 | 0

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Getting inconsistent results for fitting different series of data to a nonlinear function
I have 15 series of experimental data taken at different frequencies. I also have a function which we think can describe the dat...

11ヶ月 前 | 1 件の回答 | 0

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Obtaining close results with and without using MultiStart and GlobalSearch for fitting data to a non-linear model
I am trying to fit an experimental data to a nonlinear model. I tried curvefitting tool and used "trust-region" algorithm but by...

11ヶ月 前 | 1 件の回答 | 0