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Jesus Sanchez


Last seen: 3 days ago
39 total contributions since 2018

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Answered
Save multiple functions on a single vector
One possibility is to work with them as vectors and then unite them in one matrix. everyDay = 10; % N out1 = zeros(everyDay,...

3 days ago | 0

Answered
Getting array out of for loop
Treat p_out as a vector and you will be fine: for i = 1:length(n) % for loop for iteration of n times p_out(i) = p_in * ...

3 days ago | 0

Answered
saving data during iterations
It seems that you are overwriting y in each iteration. Being that the case, I would create a matrix stored_y to save the values ...

3 days ago | 0

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Answered
Delete duplicate data rows from cell array
From this previous question A = [1 1 2 2 3 3 3]; [U, I] = unique(A, 'first'); x = 1:length(A); x(I) = []; Therefore in your...

12 days ago | 0

Answered
confusing regarding two cases of multiplication in MATLAB?
".*" -> Element-wise multiplication Example: [1 2 3].*[1 2 3] = [1*1 2*2 3*3] = [1 4 9] "*" -> Matrix multiplication Exampl...

12 days ago | 1

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Answered
How to store values in a loop?
Just fill them like they are vectors. MATLAB can add new "cells" to each vector on the fly, or you can pre-define them for speed...

1 month ago | 0

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Answered
Plotting a continuous line from separate data files
Combine all of them in one vector before plotting. If they are line-vectors: x_data = [x1 , x2 , x3 ... x9]; y_data = [y1 , y2...

1 month ago | 0

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Answered
how should I correctly use findpeaks() so that the output will not show me the following error
Data is a matrix of Nx2. You just need to select which vector you want to use to search for the peaks. I guess is the second o...

1 month ago | 0

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Answered
Easiest way to skip a few lines and then read data from this text file ( x and y) to draw a plot.
From yout MATLAB: Home -> Variable -> Import data. From there you can also create a function that will allow you to import futu...

1 month ago | 0

Answered
Ascending table column labels
I would do it inside a for loop: matrix = [1 2 3; 3 4 5; 6 4 5; 9 8 7]; % 4 rows and 3 columns colnames = {}; % Initializes co...

2 months ago | 0

Answered
using google on matlab web browser
You need to generate the complete url from matlab and then pass that to web(url). After a brief testing, the format for google s...

2 months ago | 0

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Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 months ago

Answered
fprintf- I dont want to print one result.
clear clc x= input ('Enter x: '); %Degree of reaction to the virus from a blood test. showHours = 1; if x==0 disp ('Ne...

2 months ago | 1

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Submitted


createArchimedeanSolid
Creates required Archimedean solid with desired edge length a centered at origin.

2 months ago | 0 downloads |

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Answered
how to find x if i only know y?
As you are working with degrees, I consider that you want to have natural numbers as a result, not something like 5.0358 degrees...

2 months ago | 0

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Answered
Joining 2 tables to make 1 table
You can unite them as if they were matrixes: complete_table = [table1 ; table2]; % This should work to join the columns of both...

3 months ago | 0

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Answered
For loop nested plotting
Use a if-else expression: if current_iteration == 10 plot(T,cost) end

3 months ago | 0

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Answered
Unable to convert expression into double array.
Your problem is that you did not assign numerical values to your sym variables. Therefore, when you do double(sym_variable), mat...

3 months ago | 0

Question


Archimedean solids in MATLAB
Hello all, I have been looking for a toolbox or file exchange that generates or gives back the vertices of the 14 archimedean s...

3 months ago | 1 answer | 0

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answer

Question


Print user-defined error messages as a table
Hello all, I would like to display an error message that informs the user of a function of the options that he has avaliable....

3 months ago | 1 answer | 0

1

answer

Answered
Undefined function 'addElement' for input arguments of type 'cell'.
Check the value of "verso". If it is not a number, the conversion from cell to double using "double(...)" does not work. This mi...

3 months ago | 0

Answered
Can someone explain how this recursive function works step by step?
function outvar = recurfn(num) % Format: recurfn(number) if num < 0 outvar = 2; else outvar = 4 + r...

3 months ago | 0

Answered
Running MatLab in Python error
Have you tried to delete that "r" that is just before your path?

3 months ago | 0

Answered
Combining string cell arrays to put in UITable
Values within a cell array must be numeric, logical, or char Well, your answer is there. In the following line, you are declari...

3 months ago | 1

| accepted

Question


Euler 3D rotation between two vectors
Hello everyone, I would like to obtain the Euler angles needed to rotate a vector u = (0,0,1) to a vector v, defined between an...

3 months ago | 1 answer | 0

1

answer

Answered
Fourier transform image and a plot of the Fourier coefficients as a function of time.
why do I have to use abs of a3 or my fftshift(a2)? Calculating the absolute value of Fourier coefficients its an easy way to p...

3 months ago | 0

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Answered
i have 12 grpahs saved from a matlab script is there a way to combine them
Check this other question. I did not try those methods, but I hope they help you! https://es.mathworks.com/matlabcentral/answer...

3 months ago | 0

Answered
App designer Textarea issue
Did you try to use a char instead of string to show the results in textarea? app.PredikcianruTextArea.Value = char(app.strp); ...

12 months ago | 0

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Answered
i need to know why is the scale of the x-axis on my graphs differ from one another.
it seems that you have the signal duplicated in the first graph. if you want to "adjust" the span of the xaxis, I would give a l...

1 year ago | 0

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