Answered
parfeval evaluation is slow
Note the correction to the number of output arguements parameter in the parfeval() call f = cell(NumOfSlabs, 1); for k=1:NumOf...

1 year ago | 0

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Answered
violinplot (R2024b): SceneNode error?
The typical cause of this sort of problem, is if you have a third-party .m file with the same name as a Mathworks function. To ...

1 year ago | 1

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Answered
How to get the transfer function of IEEE 9 Bus system?
IEEE 9 bus includes circuit breakers. Systems with circuit breakers do not have transfer functions.

1 year ago | 0

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Plotting inequality using symbolic function
syms Y y_caseA = 5; y_caseB = 10; y_caseC = 7; y_caseD = 3; ineq = piecewise((Y > y_caseA) & (Y < y_caseB) & (Y<y_caseC) & ...

1 year ago | 0

Answered
forward, backward, center approximations for f(x) = e^x-2x+1
Hint: for K = 1 : numel(y); xdiff(K) = x(K+2) - x(K+1); end for K = 1 : numel(y) yleading(K) = y(K); end for K = ...

1 year ago | 0

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i need some help with my code simulating the pacific HVDC intertie, for some reason it won’t open in simulink
powerlib/Elements/Three-Phase Source and similar names do not exist. You need for example sps_lib/Sources/Three-Phase Source an...

1 year ago | 0

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how to represent the purple color by a string value
To represent colors by string, you can use a quoted hexadecimal triplet. For example, plot(y, 'Color', '#800080') However, the...

1 year ago | 0

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How to open the raw file as attached
That file is in OpenDose DVK format. It is a compressed format. Digging into https://gitlab.com/opendose/opendosedvkdata/-/blob...

1 year ago | 0

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How to subtract a scatterplot object from a polyshape object
You can retrieve the XData and YData from the scatter plot, and pass the resulting points to boundary or alphaShape to trace aro...

1 year ago | 0

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Answered
Mouse Functions Over Axes on Top of Each Other
Set PickableParts 'none' for the top axes https://www.mathworks.com/help/matlab/ref/matlab.graphics.axis.axes-properties.html#b...

1 year ago | 0

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Matlab function that tells the full path of from where the function has been called
Use dbstack , possibly with the -completenames option.

1 year ago | 0

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Repeat calculation 24 times (Cell arrays)
p=[0.1,0.5,1,2.5,5,10,25,50,75,90,95,97.5,99,99.5,99.9]; Stressperc = zeros(numel(p), 50, 24); for col = 1 : 24 for i=1...

1 year ago | 0

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Answered
Has the MEX function (mxGetComplexDoubles) been deprecated in R2024b?
No, mxGetComplexDoubles has not been deprecated in R2024b. The problem is you called it from Fortran and Fortran is calling th...

1 year ago | 0

Answered
How to place two .fig files together into one .fig file?
In the general case, you cannot merge two .fig files into one .fig file. .fig files are each a combination of graphics informati...

1 year ago | 0

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How to rename a new matrix obtained by adding a row to the previous matrix
A = [1:5; 6:10] B = A; B(3,:) = 11

1 year ago | 0

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How to run Matlab script with parameters using "nohup" to run in background, detached from the terminal (Redhat)
Scripts do not accept any input parameters, so you must be using a misleadingly named function. Try matlab -nodisplay -nosplas...

1 year ago | 0

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How to display the volume of a masked volume?
Something like vol1 = any(mask, [2 3]); miny = find(vol1, 1, 'first'); maxy = find(vol1, 1, 'last'); vol2 = any(mask, [1 3])...

1 year ago | 0

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Passing a function as the input argument of another function
[pfinal,fval,exitflag] = fminunc(@(P)myObjective(intensity,data,P),P0,options);

1 year ago | 0

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Integration of fft signal
fft() is inherently a discrete process. Integration is inherently a continuous process. "numerc integration" assumes that the ...

1 year ago | 0

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How can I save a color 3D image bigger than 4 GB to a TIF file?
https://www.mathworks.com/matlabcentral/fileexchange/42086-bigtiffwriter supports uint8 RGB images. See also https://blogs.math...

1 year ago | 1

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Answered
Nonlinear Curve fitting with integrals
integral() always passes in a vector of locations to calculate at, unless you use the 'ArrayValued', true option. sig = int...

1 year ago | 1

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Dynamically name a TextArea
for n = 1 : 81 App.("A" + n + "TextArea").Value = 1 end That said, it is better to create an array of text areas instead ...

1 year ago | 0

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Answered
Specify the Location of custom IP cores in HDL Coder
hdlcoder_<NAME>_iplist are configuration functions that you create yourself. If you want the output files to be stored in a diff...

1 year ago | 0

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Creating a function that removes full rows of non zero values
The key here is to check mask = any(MATRIX == 0, 2) If there is at least one zero, then not all of the entries in the row are ...

1 year ago | 0

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problem with recursive concatenate function
Use a "constant" block https://www.mathworks.com/help/simulink/slref/constant.html to import the pre-recorded signal. Note: you...

1 year ago | 0

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How do you get text field in App designer to out strings or numbers from a code that executes when a button is pressed
If app.Output is a uitextarea() then str = evalc("disp('first string'); disp('second string'); disp('third string');"; app.Out...

1 year ago | 0

Answered
Matlab limited to 8 cores - Xeon w9-3475X
Yes, you can adjust the number of logical processors that MATLAB can use. Edit the cluster profile named "local" https://www.mat...

1 year ago | 0

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how i solve ApprocimantCoefficientsSIR in MATLAB
approximantcoefficientsSIR requires the installation of a File Exchange contribution https://www.mathworks.com/matlabcentral/fil...

1 year ago | 0

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how to check if an specific name is existed inside a simulink
To check whether a particular name exists anywhere in a Simulink model, you need to use find_system() repeatedly. Some of the ca...

1 year ago | 0

Answered
eventfunction for stopping solver when output becomes complex doesn't work
Try value = [real(y) - 11000; imag(y)] isterminal = [1; 1]; direction = [1; 0]; Note ...

1 year ago | 0