Answered
confusion matrix with string greek letters like alpha and beta
If you use the actual greek letters, that should work (as long as the function supports all implemented characters): text(1,1,c...

3 years ago | 0

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reading files that contain changing parts and parts that need to be ignored
You need to use dir to find the actual file name matching some pattern. Then you can provide the function with the real file nam...

3 years ago | 0

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negative positive sign matrix B need to follow matrix A
The sign function seems an obvious choice: A=[ -1 3 -2 4 6]; B=[2.1 2.2 4.2 4.5 5.8]; C=sign(A).*B sum(C)

3 years ago | 2

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Answered
How to generate repeatable random multiple vectors with Specific Number of Values and Fixed Sum?
You should try to restructure your problem to make it fit the tools you already have. If we figure out a way to generate an ord...

3 years ago | 0

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Rotate an image around centroid without deformation
I'm not a fan of using i as a variable name, nor do I like shadowing the image primitive with a variable. Other than that, read...

3 years ago | 1

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Answered
How to format wkt (well known text string) as a normal string to build a webread input?
I suspect you need to apply percent encoding, as URLs are not allowed to contain spaces.

3 years ago | 1

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How to generate random Patient ID numbers?
The save function has two modes: saving variables and saving a struct. The easiest way to solve this error is to store the da...

3 years ago | 1

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Answered
how to minus a sequence value
The diff function will do what you want. You can use abs to get the absolute value.

3 years ago | 0

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Answered
Can MATLAB control a website and extract data from it?
My suggestion would be to look at the network tab of your browser's debugging tools to find out from where that data is loaded. ...

3 years ago | 0

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Answered
How to Convert data into Image using Matlab
The shape did not actually change. You just expanded the y from [-2 18] to [0 1000]. S=load(websave('tmp.mat','https://www.mat...

3 years ago | 0

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How do I access a .m file in a subfolder?
If you want the read the file as text: You can use a relative path: txt=fileread(fullfile('Workspace','constants.m')); You ca...

3 years ago | 0

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Hide licensee first name
You can change your username, which is what is actually displayed.

3 years ago | 0

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how does "[x,y] = WindowCenter(window)" work
The documentation for that function is terrible. Let that be a lesson for when you write your own function. This help text is co...

3 years ago | 0

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Min and Max values and corresponding x/y values
You should use the second output of the min function to return the linear index of the position with the lowest value. Since yo...

3 years ago | 0

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there is an error in describing the loop, please help me to resolve this one.
If you're not planning to do anything with the intermediate values, why would you store them? init % Runs the first part of you...

3 years ago | 0

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Answered
How to stop (an infinite loop) / the execution of my matlab code via app designer?
You need to use the callback function from your stop button to edit a value. This is the general structure: function StartButto...

3 years ago | 0

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install command on linux doesn't bring up installer - again
The 'solution' is to run the installer as normal user (no sudo) and make the current user the owner of the install directory wit...

3 years ago | 0

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Loop through parents name
If you're using a struct, you need to do this: uitabname = 'Panel_Perfo'; obj.Display.Compare_Options = uicontrol(obj.Display....

3 years ago | 0

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GUIDE changes my figure size and displays wrong information
I would set the position property in code. You can also do that by putting it in the startup function. You could even first do a...

3 years ago | 1

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is there codes that helps to find out the type of the distribution ?
No. What you ask is fundamentally impossible. What you *can* do is try several distributions and see how well they fit.

3 years ago | 2

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Answered
Replacing element of a matrix
I suspect this is homework, so I'm only going to give you a suggestion: You should have a look at the colon operator and how yo...

3 years ago | 0

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How can I compare two cell arrays with different sizes ?
A simple loop will do the trick: a = {{1,1} ,{2,3} ,{4,5},{6,7} ,{8,9} ,{10,11};{12,13} ,{14,15} ,{16,17},{18,19} ,{20,21} ,{2...

3 years ago | 0

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Out of Memory error
Matlab stores arrays in contiguous blocks of memory. I have always interpreted that to mean it cannot cross RAM-sticks (so if yo...

3 years ago | 0

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Can I combine letters with numbers in the same matrix?
You have these options: {'L','M';1,2} ["L","M";"1","2"] ['L','M';1,2] double(['L','M';1,2])

3 years ago | 0

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Answered
Delete rows in struct based on number of elements in field
If you mean you want to remove elements from your struct, you're fairly close already. Scouts.Vertices returns a comma separated...

3 years ago | 0

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How to save spectrogram?
You can do the work yourself (as the axes contains a Position property from which you can determine what you need to crop), but ...

3 years ago | 0

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Math lab questions solve it
I will not do your homework for you, but these pointers should help you. doc for doc repmat % although you can do this part wi...

3 years ago | 0

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Best hardware configuration for MATLAB
The questions on this forum are mostly answered by volunteers. If you want an official answer you should contact support. Apa...

3 years ago | 0

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Answered
Manually programmed GUI, guidata() not updating the handles struct
The guidata struct is not a global variable. You should treat it as a mat file. When you write to it, other functions need to re...

3 years ago | 0

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Answered
Please How I can get the figure like in the Picture below
You first need to define your variables: n=(1:1001); x=0.01*(n-1); y=0.01*(n-4); Now we have vectors, but you want the 2D gr...

3 years ago | 1

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