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What could these numbers mean?
This doesn't look related to MATLAB or MathWorks products at all, but this looks like a nonogram.

3 years ago | 0

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Using a boolean operation to assign specific values for each threshold
Use the discretize function.

3 years ago | 0

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what is wrong in this code not executing .??????Error: File: ifSf.m Line: 2 Column: 22 Invalid expression. Check for missing multiplication operator, missing or unbalanced del
To clarify what @Stephen23 and @Chunru said, when you define a function all the input arguments that you specify must be either ...

3 years ago | 0

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My first user-input prompt is to enter a number (say, x). What should I write if my next message box MUST contain the same number of prompt questions as x?
I'd use a string array. I'm going to hard code the value of n to keep this example simple, but you could query for it using a di...

3 years ago | 1

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Can't make .exe file from Appdesigner that include simulink model
See this page from the documentation for Simulink Compiler for an example of how to deploy a standalone application that calls a...

3 years ago | 0

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to create a loop to assign names
If you're just using this to obtain the name of the variable in the workspace from which your function was called, use inputname...

3 years ago | 0

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Error using matlab.internal.math.checkDataVariables Invalid grouping variables.
The second input for the groupsummary function as you're calling it should be the name of a variable in your table. "stormData.R...

3 years ago | 0

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How to draw rectangle with coordinate, height and width provided?
You could call the patch function, or if you need to draw a large collection of rectangles you could create one polyshape then u...

3 years ago | 0

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how should i contact my administrator to get my license key?
Go here to see if your college or university has a campus-wide license. If you do I suspect it will be able to tell you how to a...

3 years ago | 0

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Is it possible to adjust the maximum step size ('MaxStep') while an ode15i solver is running according to a certain value?
If you know the times at which you want to change functions and/or initial conditions ahead of time, run ode15i repeatedly for s...

3 years ago | 0

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Control other applications using MATLAB
It depends. One relatively easy approach would be if the application you're trying to control has a COM interface you can use in...

3 years ago | 0

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How to input functon arguments without order?
As of release R2021a you could do that by requiring all the inputs to be specified as name-value pair arguments. But if your fun...

3 years ago | 0

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How to use MATLAB editor more effectively
What you're describing is the code folding functionality. See the "Fold Code" section on this documentation page for more inform...

3 years ago | 0

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Why does not string(f.name) work, f = dir(folder)?
filename = fullfile(matlabroot, 'toolbox', 'matlab', 'elfun', '*.m'); D = dir(filename) s = string({D.name}); Now you can ope...

3 years ago | 1

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Question about different results using PCA and SVD
From the Algorithms section on the pca documentation page: "The pca function imposes a sign convention, forcing the element with...

3 years ago | 1

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Is there a more efficient way to format my vector rather than manually change the code by hand
%Time T = 5400; INT = 900; tme = 0:INT:T; %Number of Positions and Impacts Pn = 1320; In = [30, 60, 75,...

3 years ago | 0

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How can I make these few lines a function?
If you want all the axes you create going forward to have those property values, consider changing the default property values r...

3 years ago | 0

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how to make something between quotation automatic!
If you're just fitting polynomials you could use polyfit and polyval, specifying n as the third input argument. load census n ...

3 years ago | 0

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How and where can I get the clearance permission for using maps generated in MATLAB?
For legal questions like this please create a service request for Customer Service.

3 years ago | 0

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Why is ascii2str not recognized in 2022a?
According to the documentation "The operator ascii2str is supported only in Stateflow® charts that use C as the action language....

3 years ago | 2

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Natural Cubic Spline Interpolation
Set a breakpoint on the first line of your code. Run your program on an example that you (or your textbook) have worked out, ste...

3 years ago | 0

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Find country code from city name
As far as I'm aware there's no function in MATLAB to map address information to country information, but if there is a web resou...

3 years ago | 0

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pause() function is inaccurate
You probably want to create an audioplayer object and call playblocking on it instead of using sound. load handel sound(y, Fs)...

3 years ago | 2

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Couldn't find the file
That data file is in the example's folder, which is not on the MATLAB path by default. If you open the example in MATLAB using t...

3 years ago | 0

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problems with creating a multiplication table
If you change your code so as to no longer use table as a variable name (since table already has a meaning in MATLAB) you could ...

3 years ago | 1

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value of type 'sym' is not convertible to 'double'
You cannot create a sparse matrix that contains a symbolic expression. Either store the symbolic expression in a symbolic matrix...

3 years ago | 1

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"Precise" random variables from a distribution
Since 0.01 cannot be exactly represented in double precision, your values may not be exactly multiples of one-hundredth. But if ...

3 years ago | 0

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using inputdlg function in user defined function
Since you're doing this in a MATLAB Function block, rather than bringing up a dialog each time I'd consider using a Constant blo...

3 years ago | 0

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matlab.unittest.TestCase automatic retry
This isn't directly an answer to your question, but as an alternative to always needing to rerun some or all of your tests can y...

3 years ago | 0

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Round towards specific values in an array
A = [2000 1999 1998 1996 1993].'; B = [2000 1995 1990 1985 1980].'; Assuming all the elements of B are unique, interpolate to ...

3 years ago | 0