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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 = ...

4年弱前 | 0

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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 ...

4年弱前 | 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...

4年弱前 | 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...

4年弱前 | 0

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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...

4年弱前 | 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))

4年弱前 | 0

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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...

4年弱前 | 0

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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...

4年弱前 | 0

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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...

4年弱前 | 1

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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...

4年弱前 | 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...

4年弱前 | 1

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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 ...

約4年前 | 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...

約4年前 | 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...

約4年前 | 0

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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...

約4年前 | 1

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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 ...

約4年前 | 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...

約4年前 | 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...

約4年前 | 0

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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...

約4年前 | 0

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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...

約4年前 | 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...

約4年前 | 0

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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)...

約4年前 | 0

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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...

約4年前 | 1

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Accessing elements of lists within lists
In Matlab cell arrays are the only type that can store heterogeneous data. Just change the outside [] to {} if you want to have...

約4年前 | 1

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Stacked histogram or Stacked bar
You can try the following edges=[0 300 700 1200 2300 Inf]; %redefine the edges [N,edges] = histcounts(GTDF,edges); N = N./sum...

約4年前 | 0

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Convert data from minutes to hourly average
If your data is in timetable / table format. You can use the groupsummary to summarise your data into any intervals. a = groups...

約4年前 | 0

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Multiple callbacks to one callback
You can assign the same function as callback to multiple ui components. Inside you function you will need to be able to access ...

約4年前 | 0

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How to convert selected image to gray scale using MATLAB GUI
Before you can process the image, you need to load it using imread. Also it's a bad idea to directly concatenate file paths. Fo...

約4年前 | 0

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How can I get the exact plots mentioned in the figure below
You can start here N = 50; O = 10*randn(2,10*N); tiledlayout(2,5); for i = 1:10 ax = nexttile; X = 10*randn(2,64); % gener...

約4年前 | 0

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Is it possible to use Arrayfun across rows
Something like this will work. i = [false; A.Var1(1:end-1) == A.Var1(2:end)]; j = find(i); A.Var3(i) = A.Var2(j) .* A.Var2(j-...

約4年前 | 0