PhD student at University of Waterloo

Question

Why do I get different values when I run gamultiobj for my curve-fitting problem?

Hello Everyone, I am trying to solve a curve-fitting problem. Previously I was using lsqcurvefit for this task and it worked qu...

3 maanden ago | 1 answer | 0

Question

How to improve curve-fitting results using Genetic Algorithm?

Hello all, I am trying to solve a curve-fitting problem using multi-objective GA (I've tried lsqcurvefit previously which didn'...

3 maanden ago | 0 answers | 0

Question

How to find data using nonlinear curve-fitting?

I have a curve which is from a paper. The curve is as follows: Although the values of x-axis are shown on this graph, but the...

4 maanden ago | 0 answers | 0

Question

Why do I get empty result?

Hello all, I have the following equation that needs to be solved by MATLAB but it gives me empty sym. I don't know why syms T ...

5 maanden ago | 1 answer | 0

Question

How to solve a parametric differential equation in MATLAB

Hello all, I have a differential equation which is as follows: I want to solve the above differential equation and find y(...

5 maanden ago | 1 answer | 0

Question

Problem with nonlinear curve fitting (lsqcurvefit and Multistart)

Hello all, Actually, I am dealing with an issue that I can't get desirable results out of my curve-fitting problem. I used lsqc...

5 maanden ago | 1 answer | 0

Question

How can I add two sets of results with different size?

Hello all, I have two sets of data which are as follows: T1:1x4655757 dndT1: 1x4655757, T2:1x45669 dndT2: 1x45669, The abo...

6 maanden ago | 1 answer | 0

Question

How should I fix my convolutional integral

Hello all, Actually, I am trying to convolve two functions (f and y)using the following MATLAB code: close all; clear all; ...

7 maanden ago | 1 answer | 0

Question

Am I implementing the convolutional integral correctly?

Hello all, Actually, I am trying to calculate the convolutional integral of two functions using the following code: close all;...

7 maanden ago | 0 answers | 0

Question

Trying to fit a differential equation to some data using lsqcurvefit but getting bad results

Hello, Actually, I am trying to fit a differential equation () to some data using lsqcurvefit. I enetered my initial value in a...

7 maanden ago | 1 answer | 1

Question

how to get an matrix as an output in a function

I have the following function I do not know why it is not working. Would you please help me? function [L_e]=L_element(e,nnpe,nn...

7 maanden ago | 1 answer | 0

Question

Why my integration is like this?

Hello everyone, Actually, I have some data from my experiment which is as follows: I am trying to integrate the above curve....

12 maanden ago | 1 answer | 0

Answered

How to find specific changes in my curve?

Can anyone help me how I can calculate the slope of my curve at each point?

How to find specific changes in my curve?

Can anyone help me how I can calculate the slope of my curve at each point?

12 maanden ago | 0

Question

How to find specific changes in my curve?

Hello everyone, Actually, I have a curve as bellow. I am trying to find theb red points in my curve where there are sort of bum...

12 maanden ago | 2 answers | 0

Question

How to fit multiple curves to one curve?

Hello Everyone, Actually, I have a curve which is a result of an experiment ( the black curve in below picture). I need to find...

12 maanden ago | 1 answer | 0

Question

How to do a baseline correction

Hello everyone, I have an experimental data as shown in the figure, I need to do a baseline correction, in a way that the black...

bijna een jaar ago | 1 answer | 0

Question

how to convert answer to one single number

Hello Everybody, I am trying to integrate a function as follows:\ clc clear all syms x f = 2.048*exp(-((x-5.056)/0.2349)^2)...

ongeveer een jaar ago | 1 answer | 0

Question

How to solve a differential equation using data from experiment?

Hello everyone, Actually, I have a differential equation with the following format: where . On the other hand, I have some e...

ongeveer een jaar ago | 1 answer | 0

Question

How to fit some curves to one curve in which only the maximum of curves are fitted?

Hello, Actually I need to fit some curve to one curve in a way that the maximum of those curves are fitted to the main curve. C...

ongeveer een jaar ago | 1 answer | 0

Question

How can I fit multiple curves to one plot using machine learning?

Hello, I have a curve which is a result of experimental data. I need to fit a couple of gaussian curves to this curve in a wa...

ongeveer een jaar ago | 0 answers | 0

Question

How I can load Machine learning Toolbox?

Hello, I have a very basic question that I do not know how can I load machine learning toolbox and use it? I mean what should I...

ongeveer een jaar ago | 2 answers | 0

Question

How can I fit multiple curve to one curve?

Hello! I have a curve wich is the result of an experiment. Now I need to find some curves that will be superimposed and make th...

ongeveer een jaar ago | 2 answers | 0

Question

How can I use .mat file as new variable?

Hello! I have saved some data from excell to matlab as a .mat file. Now I want to load and use them in matlab. For example, my ...

ongeveer een jaar ago | 3 answers | 0