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animate multiple lines one by one
You could do something like this % Make some example data U1 = rand(101,101) x = linspace(1,10,101); % plot every 20th col...

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Multiple initial points in fmincon optimization
As @Alan Weiss points out it seems that you are misunderstanding how MATLAB interprets the 2 by 3 array you are inputting as x0....

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using lsqnonlin with constraints
From my understanding lsqnonlin only allows for bound constraints on the components of x. For more general problems you will hav...

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How to use ODE45 for a coupled system of differential equations at a specific time point
So, expanding on @Davide Masiello comment, if all you want is the final solution at t = 2.2s you could wrap your call to ode45 u...

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How can I remove empty cells from struct data?
You can adapt @Stephen23's approach given in https://www.mathworks.com/matlabcentral/answers/613956-how-to-check-if-a-element-of...

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Z transfer fcn under simulink and cmd line
This appears to be due to a round off error in the denominator of the discrete transfer function input to Simulink. Try for exa...

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How do I create a colored intensity plot from location and intensity values
This is one approach % define x,y coordinates and corresponding z value x = rand(13,1) y = rand(13,1) z = x.*y % make eve...

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How to repeat elements of a matrix
So is this what you want? A = rand(8,16); B = [repmat(A,1,31) A(:,1:4)]; In this case the last 4 columns of the 8 by 500 are ...

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Run MATLAB from excel
You should investigate this product https://www.mathworks.com/products/spreadsheet-link.html

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Inserting zeros for missing values in a vector
At line 22 on the right hand side you have the vector Vx which has 5 elements. On the left hand side you have newVx indexed by i...

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How do I add a time column in the format of YYYY-MM-DD to my table?
I think R stores dates as posix time. You can use something like this to convert to datetime format eg 31-Dec-1969 23:59:56 d ...

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Combine 3 fig. graphs in one plot to compare each other
You should run each of the simulations keeping the results in local variables stored in the base workspace, and then plot the da...

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Plotting 2 scripts on 1 graph
The results of running scripts are saved in the local workspace. So lets say that inside of script one you calcualate values of...

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FMINCON - Include constraints provided by the objective function
You can use nested functions to avoid recomputing your constraint values. This topic is covered in the following documentation...

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How to get array user input in 1 dialog box
If I am understanding what you would like to do I think this might work. % Use single dialog box to collect all information, u...

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Does anyone know which Simulink Block this is?
Right click on the block in question. This will bring up a context menu. Select "help" from the bottom of this menu. This will t...

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Toggle between temperature units for unit conversion
I think this does what you want. I have fixed a few errors in your original code, I think you were confused about the value of ...

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How to run a model in simulink several times like a flowchart
You can use the MATLAB sim command to run Simulink programatically in a loop, please see https://www.mathworks.com/help/simulin...

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Create folders and organize data based on file name.
You should be able to select the ones you want using dir and wildcards so for example list = dir('*CP-B-01*.txt')

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Search for text in all .m files of a folder?
Use the "Find Files" function on the home tab of MATLAB main window

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Minimizing a function using fmincon with special constraints and intervals
Here is one approach % function to be minimized fun = @(x)x(1)^2 + 3*x(2)/x(3) - x(4)^2 ; %initial value x0=ones(1,4); %...

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Get shortest paths and distances among nodes without loop for (and possibly in a faster way)
for the distances (shortest path) between every pair of nodes in the graph d = distances(G) and for some subset, in your case ...

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Matlab - Class : how to declare an internal function returning a value
You must tell MATLAB that findScenarioNumber is a member function of the class you are currently in scenarioNumber = obj.findSc...

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any idea how i can compute the elapsed time in each iteration in for loop ?
Use tic and toc

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Reading a specific file based on the input the user enters
You could do something like this % prompt user for test series number seriesNo = inputdlg('Please enter the test series number...

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Midpoint between 2 numbers in 2 columns in the same csv file
% read in the data dat1 = readmatrix("File1.csv"); dat2 = readmatrix("File2.csv"); % assume first column matches, and compu...

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How can i plot this: x(t) = |t| * rect((t - 1)/3)
As far as I know, rect is not a MATLAB function. Perhaps it is one you defined and saved in an m file. Assuming this is the case...

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Importing Excel Database Into MATLAB
I just ran T = readtable('dataset2.xlsx') and it seems to import without any problems

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Find the value which is repeated in each row of a matrix (without loop for)
Here's another way % Input A = [ 523 2920 523 1227 8003 8343 5611 8343 ...

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How to discover the neighbor nodes in an matrix?
Here is a little example that I think does what you are asking % % assign threshold for being a neighbor dMax = 0.6; % mak...

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