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How do I change column headers in my table
If your immediate problem is naming the variables, perhaps -- Int_force = randn(6,6,28); Force = repmat(["Axial Force";"Shea...

10 mois il y a | 0

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2D acoustic wave equation with a Perfectly Matched Layer
I'm not certains what this code is supposed to do or the result it's supposed to produce. The problems were that the diff cal...

10 mois il y a | 0

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Cross-Coupled System Identification
I am not entirely certain that I understand what you want to do. If you have the input and output data, you have a system mod...

10 mois il y a | 0

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create a code for butterworth 4th order bandpass filter without Signal Processing Toolbox
A relatively straightforward presentation stats with (for a fourth-order prototype lowpass filter) -- where is a normalisin...

11 mois il y a | 1

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Last tick labels dissapear when plotting with axes at origin (0,0)
After experimenting with this a bit, using: axis('padded') might be the best option. x = linspace(-20, 20, 50); y = tanh(...

11 mois il y a | 0

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How do I get bold formatted subscript mathematical expressions in MATLAB using LaTeX?
Using g_{\it\textbf{R}} works here using tthe LaTeX interpreter ( button in the top toolbar) -- The 'R' actually is sub...

11 mois il y a | 0

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How to surfc or surf a .mat file
The error is clear -- imshow(imread('64C9C921-689D-4180-8EAD-7EE1126E5382.png')) At least one of your data are vectors (it wo...

11 mois il y a | 0

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Dimensioning a field within a structure array for reading data
It might be worthwhile to use the readcell function to read it. After that, the cell2struct function could work to create a s...

11 mois il y a | 0

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Unrecognized function or variable 'fetchmulti'.
According to the documentation, fetchmulti was introduced in R2024b, and is part of the Database Toolbox. If you were using i...

11 mois il y a | 0

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MATLAB Suddenly Stopped Being Able to Plot
First, see if the path got corrupted. Run these: restoredefaultpath rehash toolboxcache from a script or your Command W...

11 mois il y a | 0

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How can I rectify the issue of figure not displaying curve the right way?
I am not exactly certain what the problem is (not enough information), however increasing the LineWidth could be a solution, fol...

11 mois il y a | 0

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fill function sometimes working and sometimes not working, why?
I generally use patch rather than fill because I understand patch and I have more control over what it does. I'm not certain ...

11 mois il y a | 0

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Plot not showing the desired markers and does not match the legend
It is difficult for me to understand what you're doing, although I believe this is close to what you want -- % ----- Experimen...

11 mois il y a | 0

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Whis my root locus plot showing me a blank figure?
It works here and in MATLAB Online for me -- sys = tf([2 5 1],[1 2 3]); rlocus(sys) The problem may be your browser. Try ...

11 mois il y a | 0

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Range FFT Magnitude Too High – Help Needed to Get Proper Y-Axis Magnitude
@A -- With respect to your earlier Comment, a FIR filter is not the best choice if you need only one filter. I would suggest ...

11 mois il y a | 0

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Is it possible to add a secondary y axis while using the stackedplot function?
Apparently not. Any provision for creating a second y-axis is apparently not available, even when attempting to 'force' it (t...

11 mois il y a | 0

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curve fitting toolbox is showing installed but when i try to use in my apps pane it display 'no apps installed'. i dont know what to do please help.
First, run these from a script or your Command Window: restoredefaultpath rehash toolboxcache If that does not solve your ...

11 mois il y a | 0

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Difference between integral and cumtrapz.
They produce the same result if you let them. Try something like this -- x = [-10:0.01:10]'; fx = @(x) x.^2; for k = 1:nu...

11 mois il y a | 0

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Error "Array indices must be positive integers or logical values" occurs at the line [row1, col1, s1] = ind2sub(size(chi_coeff), idx1);
My guess is that you have a variable names 'size' and that is throwing the error. Run this to test that hypothesis: which s...

11 mois il y a | 2

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Title issues when plotting
Create everything as a string array -- InputSheet = "Plate #1"; Grain{1} = 42 degsign = string(char(176)); n = 1; T_oQlast...

11 mois il y a | 0

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What is the cause of strange "spike" artifacts after IFFT?
The signals are approximately the same lengths in time, however 'Zoom1' has a significantly higher sampling frequency than 'Zoom...

12 mois il y a | 0

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Please help me to run the surface figure from the attached code
The error is because you are missing a multiplication operator dy(2) = (((rhot/mut)*(a*(muf/rhof)^0.5*(E*F+E^2)+a*(muf/rhof)*w*...

12 mois il y a | 0

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No results from calculations in the command window
I am not certain that I fully understasnd your problem. MATLAB functions have their own workspaces, so variables local to the...

12 mois il y a | 0

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tfest() failed with higher order
One way to estimate the system order with reasonably accuracy from the output signal itself is to calculate the Fourier transfor...

12 mois il y a | 1

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Plotting Set of Inequalities
It is difficulf for me to interpret what you want to plot. One way to 'include' an area of inequality in a plot is to use the...

12 mois il y a | 0

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Matlab freezes on startup
That it opens dos.m in the Editor and then freezes could indicate that your startup.m file is telling it to open that file in th...

12 mois il y a | 1

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How do I turn off the LaTeX interpreter per line in my title within MATLAB?
Probably the easiest way to do what you want would be to 'escape' the underscore lines using backslashes (\) -- figure title([...

12 mois il y a | 0

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Change width of 2 colorbars in tiledlayout
I am not certain whst result you want. This seems to work -- img_sos = rand(64); img_oar_pixel = rand(64); img_oar_block ...

12 mois il y a | 0

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How to extract ridges from Time-Frequency transform?
It would help to have your signal. One option could be pspectrum with the 'spectrogram' option. Plot it as a surface, then...

12 mois il y a | 0

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Calculate the Standard Deviation based on multiple conditions
It would definitely help to have the data, or at lest a representative sample of it. One option would be to use the function, ...

12 mois il y a | 0