Answered
App designer - using a single variable to return multiple indices
Change it as follows ROI(app, positionVector{i,:}); %row i, all columns

8 months ago | 1

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Answered
Json Parsing error on formatted text
I assume this is the api you are using. https://docs.github.com/en/rest/reference/repos#create-a-release On the documentation ...

8 months ago | 0

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How can I Run the Code On Multiple data Files (.txt) sequentially from a folder
From your question I assume that you want to essentially read all the files, not just 10-20 files. You can essentially use uige...

9 months ago | 0

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read table without having reading the directory path
You can have the user select the file to process using the function uigetfile [file,path] = uigetfile(); if isequal(file,0) ...

9 months ago | 0

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Generate efficiently an array of all combinations of a range of elements
You can try the following. [x1,x2,x3,x4] = ndgrid(0:3,0:3,0:3,0:3); allpossible = [x1(:) x2(:) x3(:) x4(:)];

9 months ago | 0

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Answered
Looping through mulyiple variable with names+numbers
You should use cell arrays to store your data. For example. Arms = cell(25,1); for i=1:2:25 Airms = Arms{i}; end

9 months ago | 0

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how to create mouse movement event on UIAxes in APP Designer to catch cursor location on the axes?
You can set the callback WindowButtonMotionFcn on the app.UIFigure. https://www.mathworks.com/help/releases/R2020b/matlab/ref/m...

9 months ago | 0

Answered
How can we run a loop to stack data for each day in both years (use 12 hours in each day)?
I am assuming this is a struct. Also assuming that data in NCF is the same size. %convert to table. % mydata = struct(); t = ...

9 months ago | 0

Answered
How do I add a radio button to the button group?
You can just select one of the radio button, copy it and then paste it back. Thereafter re position the button in the button ...

9 months ago | 0

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Move value at index i from one array to another array but at index 3 * i
You can also do it this way. a = [1 2 3]; b = [a; zeros(2,size(a,2))]; c = reshape(b,1,[]); c(end-1:end) = []; or as follow...

9 months ago | 0

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Compare files present in excel file with the files present in a folder,if match found copy them into a new folder
You can load your excel file using the readtable funtion. myexcel = readtable('myexcel.xlsx'); You can the use the dir functio...

9 months ago | 0

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Answered
Change the event of one button as another is pressed in matlab app designer
Instead of using a fixed string value in your function. create a property in your app and use that. you can then modify its val...

9 months ago | 0

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Replacing all even numbers in my matrix with their square root value
You need to assign it back to A to replace the even values. A=[1 4 9; 8 16 7; 3 36 4]; i = rem(A,2)==0; A(i) =sqrt(A(i))

9 months ago | 0

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Answered
Regexp for only numbers and "dots"
You can use a regex like the following. this one will catch all digits and dots. The ^ in beginning and $ at the end ensure that...

9 months ago | 0

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Answered
Detect variable overflow in matlab code
The following should work. i = uint8(0); for j = 1:10000 temp = randi(255,'uint8'); % test if temp is bigger then the diffe...

9 months ago | 0

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Answered
App designer - How to index multiple variable names?
You should add a private property called AllLamps. Then add startupFcn to define this property. % Code that executes after comp...

9 months ago | 1

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Answered
Matlab standalone exe closes after calling another Matlab exe from it
I would suggest, don't use timers in the first exe. Use while loop with some exit condition and a pause instead of timer. % fir...

9 months ago | 0

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Reading csv files starting from a different row
You can use the import options to change the behaviour of the readtable function. a = delimitedTextImportOptions('VariableNames...

10 months ago | 0

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Answered
How to pass variables within App Designer to be saved to file
You can access the "Value" property of the edit fields to get the associated text / numeric values. Your code will be inside ...

12 months ago | 0

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Slide matrix on a larger matrix
You should be using convolution for this instead of for loops. you can use the conv2 function for 2d matrices. https://www.mat...

12 months ago | 0

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Importing ascii file in matlab with tab as delimiter
You can try the following. if true fname = 'pathtofile.txt'; opts = delimitedTextImportOptions('VariableNamesLine...

1 year ago | 0

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Answered
Is it possible to install and run MATLAB R2020b on NVIDIA Xavier platform?
I think you cannot install Matlab on Nvidia Xavier. However Matlab GPU Coder allows you to connect to the Nvidia devices to prot...

1 year ago | 1

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Answered
App Designer- How to make button display answers in different numeric fields depending on the clicks
Something like this should work. it assumes the initial values are set to 0. function RollValueChanged(app, event) %Roll is ...

1 year ago | 0

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HOW DO I USE FOR LOOP TO GET VALUES IN MY ARRAY
You can try the following to unnest your data into a table key = 'key'; options = weboptions('ContentType','json'); url = ['h...

1 year ago | 0

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How to Transfer Data Between More than 2 Computers Using MatLab?
A second potential option for you would be to use Jeremy's MatlabWebSocket from File exchange. https://www.mathworks.com/matlab...

1 year ago | 0

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Answered
Invalid training data. The output size (7) of the last layer does not match the number of classes (10).
This is because of this part of the setcat_and_table_to_cell function validcats = string(0:9); % define valid labels for catego...

1 year ago | 0

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Answered
Accessing a structure from its field value? Going from field value backwards to structure index.
I would suggest instead of defining a patient class to store information, you store the patient information in a table. That is...

1 year ago | 0

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Why I cannot get rid of Nan columns
The issue is in the if statements. You are doing a vector comparison, which will return a logical vector. If statement requires...

1 year ago | 0

Answered
How to output and name variables generated in 'for' loop into workspace.
You can store the values in a cell array. Edited portion of your code if true Signal{i} = Amp * sin(2*pi*Frequency*t)...

1 year ago | 0

Answered
How do I check if an entire array matches the elements of another array (different size)?
What you need is the ismember function. if true [Lia,Locb] = ismember(person1, person2); Allperson1inperson2 = all(L...

1 year ago | 0

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