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asking about the error in my code
The error message tells, that this object does not accept 4 inputs. See also the corresponding documentation. What is the purpo...

16 jours il y a | 0

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Why can't I put unassigned variables in a 2 x 1 matrix?
You cannot use not existing variables on the right side of an assigment in Matlab. I cannot imagine what you want to achieve wit...

16 jours il y a | 0

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replacing all occurrences of a string in a file using regexp
Is it required to use regexp? If not: C = readlines(FileName); m = startsWith(C, "VariableProp('" + VarName + ", 'UD', '', ");...

17 jours il y a | 1

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How can I run the datasample function 500 times and record each output within a cell array?
Result = zeros([size(EMG), 500]); for k = 1:500 Result(:, :, k) = datasample(EMG,size(EMG,1)); end

17 jours il y a | 0

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I keep getting an error that the rows and columns must be of power 2. Am confused
Most likely this is the failing command: [cratio,bpp] = wcompress('c',X,'wpeppers.wtc','spiht','maxloop',16); If so, please re...

17 jours il y a | 1

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Set elements to hide\visible MATLAB Guide)
The action should be done inside the callback function, which is called, when the element is clicked: function baseHeightRbtn_C...

17 jours il y a | 0

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Group number identification consecutive numbers
With FileExchange: RunLength : index = [1 0 1 1 1 0 0 0 1 1 1 0 1 1 0 0 1 1]; [b, n] = RunLength(index); m = n(b == ...

17 jours il y a | 1

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How to implement more steps in mathwork coding?
Maybe: fun [ …… 0ut2 …. ]= mainfun [………………….] iteration=0 while iteration < maxiterationno ... ...

17 jours il y a | 0

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How do I query 200 cells containing datasets of unequal lengths using one data having complete data?
The data are not random, but the values of the former iterations. You do not reset the contents of refom to NaN in each iteratio...

17 jours il y a | 0

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Create a function to find the product of three numbers, I am trying to use random numbers but an error keeps coming up
Where did you create this function? This cannot happen in the command window. Open a file using the editor, create the function ...

18 jours il y a | 0

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Error (line 43) Conversion to double from cell is not possible.
Use the debugger to examine the problem. Type this in the command window: dbstop if error and run the code again. When Matlab ...

18 jours il y a | 0

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The size function does not return the right number
You do not even need a loop: m = unique([in_M, code_M],'sorted', 'rows'); [len, notImp] = size(m); m = m(m(j,2) <= 4095, :); ...

18 jours il y a | 0

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ODE45 Multiple Degrees of Freedom Problem
The error message tells you, that Matlab fails in the function F. Unfortunately you post the other code, but not the failing fun...

19 jours il y a | 0

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Prompt the user for a number and check whether it is prime or not. Collect these prime numbers and write it to an output text file.
Your code does not collect the prime numbers. Add this in the branch, where a prime number is identified: prime_numbers = [prim...

19 jours il y a | 0

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Are the top-ranked Matlab users working for MathWorks, or do they have another job ?
You can recognize persons working for The MathWorks by the tag "staff" beside their names. Most of the top-ranked members do no...

19 jours il y a | 1

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extract data from a specific line of a txt file
Using modern functions to parse the file: Lines = readlines('path/to/file.txt'); Lines = strtrim(Lines); % Maybe some lead...

19 jours il y a | 1

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Error using sum, interpn and ndgrid: Arrays have incompatible sizes for this operation
It is a bad idea to redefine "pi" as variable, because this conflicts with the constant pi. Use the debugger to examine the pro...

19 jours il y a | 0

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"renamevars" doesn't return output
If you want to change this behavior, login with admin privileges and modify the file renamevars.m. You find the check of nargout...

20 jours il y a | 1

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Find out the intersection of two curves despite NaN-Values
x = 0:50; m = 0.234; yaxis = 60; y = (m*x)+yaxis; V1 = [1 2 3 4 5]; V2 = [50 80 NaN 90 100]; V1(isnan(V2)) = nan; % ...

20 jours il y a | 0

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Monthly sum function with nansum not being used correctly
function Y = monthly_sum(T, X) grp = [datenum(2000, 1:252, 1), Inf]; ngrp = numel(grp) - 1; c = size(X, 2); X_hour = nan(n...

20 jours il y a | 0

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Saving a grayscale image with scaled values
folder = "directory" for i = 1:100 % Scale the image: img = fisp1(:,:,1,i); tmp = min(img(:)); img = (img -...

20 jours il y a | 0

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create subfolders that are the same as those in another folder
oldPath = 'C:\Users\Alberto\Desktop\GLOBAL'; newPath = 'C:\Users\Alberto\Desktop\GLOBAL2'; d = dir(oldPath); dfolder...

20 jours il y a | 0

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how to change the position of the axis data?
% Dummy contents: H = axes; plot(1:10); drawnow; % Get original ticks: XTick = H.XTick; XLabel = H.XTickLabel; nTick ...

20 jours il y a | 0

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Extracting first element of multiple arrays within a cell
result = cellfun(@(c) c(1), zz)

20 jours il y a | 0

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Logical indexing for two conditions
Excess = zeros(size(Energy)); m = (Energy >= 20); Excess(m) = Energy(m) - 20; A simpler code, but without the wanted log...

20 jours il y a | 1

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ode45 doest not return some results as zeros
The initial value is zero: [T,X] = ode45(@obj.PTVP, t, [0; 0; 0; 0; 0; 0; 0; 0]); The derivatives of the first 4 elements e...

20 jours il y a | 0

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Determine if the following series converges or diverges
Of course sum(1:Inf) is divergent. Either your answer contains a space (which is invisible in a screenshot...) or the test conta...

20 jours il y a | 1

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How do i create a new .txt document for each run of a code?
fprintf does not create files, but writes into existing files. fopen is responsible for opening or creating files. folder = 'C:...

20 jours il y a | 1

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Problem evaluating OR operator
if Answer == ('1') || ('2') Matlab evaluates this condition accourding to the precedence order of the operators from left to ri...

20 jours il y a | 1

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I have fig file and I want export transparent file from it.
F = getframe(gcf); RGB = F.cdata; BG = get(gcf, 'color'); imwrite(gcf, 'Output.png', 'Transparency', BG);

21 jours il y a | 0

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