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Matlab not recognizing edits to custom function
Is the a P-coded version of the function? What does which(funcname, -all) show? Maybe there is another version of the function ...

3年以上前 | 0

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how to approximate set of point to a given function
Search in the net for "Matlab fit ellipse": https://www.mathworks.com/matlabcentral/fileexchange/3215-fit_ellipse https://www...

3年以上前 | 0

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How to store data in a pre allocated array
Of course you overwrite the values, see: Array_Result(i,j)=2; Array_Result(i,j)=2; You canno...

3年以上前 | 0

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is this code correct?
The equation of an underdamped mass-spring-dashpot system is: This does neither match y = exp((-c/(2*m))*t).*(A*sin(sqrt((k/...

3年以上前 | 0

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Below is the question and together with it is my code... but there is always error at the fscanf function.. Can anyone help me pls??
The problem is hidden here: file_id=fopen('file','r') text=fscanf('file','%s',a) % ^^^^^^ ^ ??? fscanf expect...

3年以上前 | 0

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How to request user input to press Esc or Enter ?
This will not work. The input command is not sufficient to catch a pressed Esc key. Using the input capabilities of the command...

3年以上前 | 1

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here, i couldn't get the A,B,C values while using if, elseif conditions. how to get values while using conditional statement?
This cannot work: if i==2:m 2:m is a vector. You can compare i with the vector, but the == operator works elementwise. The...

3年以上前 | 0

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Error with fopen: I saw a lot of answers saying it has to do with folder permissions, but I should have write permissions because it is a folder I created.
fopen fails to open a file for writing, if: you do not have write-permissing in this folder. You "should" have such permissions...

3年以上前 | 0

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question regarding sum(m,3) command
Actually a sum over a 3D array along the 3rd dimension replies a [M x N x 1] array, as summing over the 2nd dimension creates a ...

3年以上前 | 1

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I want to delete part of a row in an array but it kept returning an error
The error message tells you, that the wanted procedure is not possible in Matlab. Matrices and arrays of more dimensions must ha...

3年以上前 | 0

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Code issue with custom imhist() function
You observe the effect of a saturated integer class: x = uint8(0); x = x + 254 x = x + 1 x = x + 1 % !!! An UINT8 cannot c...

3年以上前 | 0

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How do I remove "nested/deeper" layers of a cell?
You have posted a file, which contains the cell matrix called "new_mat". It does not have any second level. Therefore you cannot...

3年以上前 | 0

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Average across structures and fields
It was a bad idea to hide an index in the field names as in walking_01. Using an array with a real index is smarter. This is fix...

3年以上前 | 0

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How to read/plot ".ive" file in matlab?
I assume you mean the OpenSceneGraph files. Use this tool to import the data and export them to another file format, which can b...

3年以上前 | 0

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i just want to check it why its not working can you try it because in my friend laptop it was working pls help
s = fileread('MATLAB.txt'); words = strsplit(s); Do you see it? The code can be simplified massively. n1=0; % Just a hint: w...

3年以上前 | 1

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How to ignore leading spaces '_' for numbers when importing a matrix from .txt
What about: M = readmatrix('data.txt', 'LeadingDelimitersRule', 'ignore');

3年以上前 | 1

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How to input multiple values to the same variable to avoid having to keep changing the values and rerunning the program each time?
Do you get a message concering the && operators? They need scalars are inputs. If you provide vectors, use & . But then if si...

3年以上前 | 0

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Out of memory when using ode45(@t,x)
I've copied your code without any changes (but adding en end at the bottom) and it is working: %% Initilization th_int=[-pi/2 ...

3年以上前 | 0

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GUİ edit box setting
syms x eq = sin(x) == pi/2; sol = solve(eq); s = string(sol); set(HandleOfTheEditField, 'String', s)

3年以上前 | 0

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how can i print 3 different vectors' while every vector contain different variable type?
Vectors, matrices and other arrays (except for cell array) contain elements of the same class. This is the definition of an arra...

3年以上前 | 0

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Minkowski sum of two sets
See https://en.wikipedia.org/wiki/Minkowski_addition Guessing the type of the input: A = rand(5, 2); % "Points" as x and y c...

3年以上前 | 0

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What can we do with the thread "license-manager-error-9"?
That thread contains serveral useful advices. If they do not help already, contacting the support directly is the best choice. ...

3年以上前 | 0

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Out of Memory error when resizing 3D volumes
If the resized image is stored as uint8, you need 2080 * 2080 * 2145 = 9.28 GB of free RAM. For images in double format you need...

3年以上前 | 0

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Translate code to parallel computing
% In this lottery, 15 numbers out of 25 (1 to 25) are drawn. You can win % specific prizes if you match 11 numbers, or 12 numbe...

3年以上前 | 1

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Please help me to give answer my 2 questions
Connecting the Matlab drive is explained here: https://www.mathworks.com/help/matlab/matlab_env/install-matlab-drive.html If ...

3年以上前 | 1

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How to implement this coupled ODE
[t,m] = ode45(@(t,m) myode(t,m), tspan, m0); Here myode has 2 inputs only. function dydt = myode(t,y,a_in) Here it has 2 inp...

3年以上前 | 0

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Loop cycle to input similar txt files
Data_{m}_{i} is your invention an no valid Matlab syntax. This is not the way programming works. Matlab does not magically modi...

3年以上前 | 0

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randomly sample a pair of values in a double
You want a random integer in the range [1, 65] as index? randi([1, 65]) I have no idea, what "distance and then the value/180*p...

3年以上前 | 0

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Rename variable throughout project/directory
You can modify the field names using regexprep : % Get a list of M-files: List = dir(fullfile(Folder, '**', '.m')); for k = 1...

3年以上前 | 0

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explaining this code for me please it's about making circuit in matlab but i confused here because i want to write comments in every line i have 160 line but i put some
while ~isreal(R) || any(R<=0) || mod(n,2)==0 || any(n<1) Comment: Repeat until R is a real positive value and n is an odd posit...

3年以上前 | 0