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I have written a matlab code to calculate 5 parameters. I have 12 excel file. when i run the program it should read all 12 excel files one by one and the resultant 5 parameters are the average of all 12 excel files result.How to do this?
You could read your xls files using, folderInfo = dir('*.xls'); fileNames = {folderInfo.name}; for k=1:numel(fileNam...

8 years ago | 0

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Dose any one know any wrong with this function?
You have to store your code in an m-file under the same name as your function, in your case |intonom.m|. Once you do that, on th...

8 years ago | 0

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Concatenate a variable number of matrices
I suppose your matrices have (in fact, they should be) consistent dimensions, so you could as well store them in ND array. d...

8 years ago | 0

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Save sub-matrix column and row in another matrix
your_result = your_array(your_array(:,3)==your_choice_year,:); but an efficient way to store such data is to use a table. ...

8 years ago | 1

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Answered
How can I calculate with distributions?
If I understand you correctly, those two are column vectors and you want to perform element-wise multiplication, right? In that ...

8 years ago | 0

Solved

surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones: A = [1 2 ...

8 years ago

Answered
Counting days by month
It's better to change your char array into datetime vector dt_array = datetime(char_array,'InputFormat','dd-MMM-yyyy') an...

8 years ago | 0

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Options to use the switch case in matlab
try this, n = 3; while(n~=1 || n~=2) n=input('Enter the choice 1. Add 2. Remove'); switch n case 1 ...

8 years ago | 1

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Store data into new variable in for loop
It's not a good idea to create such dynamic variables inside loop. How about this? Data = zeros(1,n); for k = 1:n Dat...

8 years ago | 2

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Answered
how to match row of two different matrix?
ind = ismember(A,B,'rows'); if (~ind) A(end+1,:)=B; end

8 years ago | 1

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Answered
If Else statement problem
The syntax is very simple, if (P1>=P1min) && (P1<=P1max) fprintf 'Machine 1 is in limits' elseif (P2>=P2min) && ...

8 years ago | 0

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How to convert an arbitrary rational to binary digits?
dec2base(your_number,2) read the documentation here: <https://de.mathworks.com/help/matlab/ref/dec2base.html>

8 years ago | 0

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How to convert character cells to date?
The image you have attached says it's a *table*. In that case, it's as simple as, finalCSVnew.Date = datetime(finalCSVnew.Da...

8 years ago | 1

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Answered
Multidimensional array multiplication issue
It's a simple matrix multiplication, isn't it? impulse_matrix = rand(32,32); residue_matrix = rand(5021,32); mult_result...

8 years ago | 0

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Help me. How to plot sqrt(0.5 + 0.5 cos(w))
Sampling frequency is the interval with which you sample fs = 8000; Now you use this to generate the 't' vector t = 0...

8 years ago | 0

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How to generate random vectors from given set of values?
use randsample. <https://de.mathworks.com/help/stats/randsample.html> your_data = rand(30,1); random_indices = randsamp...

8 years ago | 2

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How to Rearrange variables in equation
You should define them as symbolic variables before solving. syms lambda P1 eqn = (lamda == (781*P1)/250000 + 198/25) % ==...

8 years ago | 0

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How to do xor operation?
Another method maybe, x = {'1' '1' '1' '0' '1' '1' '0' '1'}; v = {'1' '1' '0' '0' '1' '0' '1' '1'}; res = logical(zeros(...

8 years ago | 1

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How to get 2 or more graphs in different windows?
to create a new figure window, use f = figure(your_window_number) <https://de.mathworks.com/help/matlab/ref/figure.html>...

8 years ago | 0

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How to read specific row and column header from text file with csv format?
Why don't you just use readtable? <https://de.mathworks.com/help/matlab/ref/readtable.html> It's much more efficient and e...

8 years ago | 0

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How to subtract elements in a matrix
Ok, I guess you want to subtract following column with the current column, B = circshift(A,-1,2)-A But your expected B...

8 years ago | 0

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how to use variable from function ?
A function has inputs and outputs, for example function a =my_fun(x) a=22+x; end Here you are getting ...

8 years ago | 0

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What would be the function to create this new table ?
Do you want to repeat the new value ten times on the second column of the new table? sumrepArray = [repmat(sumTable{1,2},10...

8 years ago | 0

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Read files from a different directory in standalone applications
You need to modify your Model_A so that it asks the user to select a directory to read the files from. That way, you'll give the...

8 years ago | 0

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how to plot cuboids in cuboids?
Check this FileExchange submission: <https://de.mathworks.com/matlabcentral/fileexchange/15161-plotcube>

8 years ago | 0

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Calculating percentage differences between matrix array data
You can simply do, dummyMatrix1 = reshape(1:25,5,5); dummyMatrix2 = 10*dummyMatrix1; perCentDiff = (dummyMatrix2-dumm...

8 years ago | 1

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How do I make a pushbutton execute a function that used to be done after user input was given?
function pushbutton_callback(src,event) [outputs] = your_function(inputs) end

8 years ago | 0

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Help me with indexing please?
Change the part after you define xStep with the following code xp_0 = chord/2; yp_0 = 0; k = 1; wh...

8 years ago | 0

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How to import multiple csv files into one and read it from certain folder?
You're only getting the list of files in the folder. You need to import them using csvread <https://www.mathworks.com/help/ma...

8 years ago | 0

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How can i plot this exact graph?
What have you tried? Did you read the documentation? <https://www.mathworks.com/help/matlab/ref/colon.html> <https://www.m...

8 years ago | 0