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How to summation using for loop with a vector
"... not to sure how to make a for loop for SXY ..." The square brackets give you a syntax error: for [i = 100] Removing them...

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How can I find an specific value inside an array without using the find function?
You can use the max function with second output argument, applied to the logical array w>=10, in order to return the first index...

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how to expand a Square matrix and reverse to its original form ?
Here's some code that generalizes the example for any n (size of original matrix), except this expands the matrix to size n^2-by...

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Find differences between 2 tables
If your tables are the same size and both contain all numeric data, then this would work: % create some tables: t1 = table([1;...

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Simulating pendulum with a for loop
Notice that in each iteration of your loop you plot one point: (A(i),B(i)). That's why only the end of the pendulum shows up. If...

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Bar figure helps with group on the x-axis
Like this? x = [1.2132312 5.3413413212]; vals = [1.12234 1.34234 0.52342741238 2.4132213 3.1231232 5.123123 8.123123;5.7933711...

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Writing a long equation in MATLAB
There are a couple of errors with the parentheses: d = ((1/(gamma*(abar(t-1,1) - a(t-1,1))))*(1+(a(t-1,1)/(gamma*(abar(t-1,1) -...

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Answered
Accessing and using struct array using vectorization
aa = vertcat(list_el{:,1});

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Plot axis limits different between figure and print
What happens if you resize the figure before calling print()?

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How can I concatenate or merge cell in Array
A = [2 3 5; ... 6 7 6; ... 5 7 1]; C = num2cell(A,1) celldisp(C)

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find the index who have the max value in cell structure
ex1=[1 2 3]; ex2=[0 3 2]; for i=1:3 a(i).b = struct('ex1',ex1(i),'ex2',ex2(i)); end temp = [a.b]; posidx = find([tem...

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Answered
how can I plot the following graph
nz = 50; nt = 7; z = linspace(0,3500,nz); F = max(0,1000+1000*sin(z(:)/500+(1:nt)*pi/2)+500*randn(nz,nt)); colors = jet(nt...

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Identify duplicates in a matrix and keep the one with minimum value
A = [1500 12 1; 1500 10 2; 1500 11 3;1500 15.61 6;1500 17 5;1500 15.56 4;2000 12.08 8;2000 13 8;2000 12.12 7;1...

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Interp1 question on excel data with multiple columns and blank/empty cells
% read the file: M = readmatrix('p_d_FlameSpeed.xlsx'); % construct a cell array of two-column matrices of d and p values %...

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Lookup values in ranges of a table and copy a corresponding output value in another table
A = load('A') B = load('B') [~,idx] = ismember(B.Events.Lap,A.Events.Lap); result = A.Events(idx,:)

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imread with new name
Instead of 50 different variables named ImageID_1, ImageID_2, etc., how about one variable (a cell array) that contains all 50 i...

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How do I get a value in a table with a known index?
data = readmatrix('22-08-2022_12-59-07_Results.txt'); data(47,3)

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Create a 24x1 structure from three arrays
Assuming your arrays are time, nid, name, here's how you can make a table: % the three arrays you have: time = [27; 36; 42]; ...

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What stands for LTI in mathlab
Linear time-invariant.

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Same values in matrix column
Here is a way: m = [1 2; 1 5; 1 8; 2 4; 2 5]; [mm,~,jj] = unique(m(:,1)); n = numel(mm); result = [mm zeros(n,nnz(jj == mo...

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I am having trouble saving a value and calculating new values from it.
n = 180; a = zeros(1,n); b = zeros(1,n); e = zeros(1,n); a(1) = 20000; R = 0.06; r = R/12; z = amortization(a(1),R,n); f...

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How to extract the data in a column with the information of another column
t = readtable('3kmFES_001a.xlsx') t_LR_F_Double = t(t.DoubleContact == 1,{'RIGHT_Fz_N_' 'LEFT_Fz_N_'})

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Deleting Elements in a Structure - Error Matrix Index is Out of Range
x.score = [98 75 22 75 29]; x.count = [1 2 3 4 5]; x.count<4 is a 1x5 logical array x.count<4 x(x.count<4) = [] would try to...

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Making loop to create graphs
Something along these lines: folder = 'your\folder\path'; files = dir(fullfile(folder,'*.txt')); hold on for ii = 1:numel(...

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Match two variables list
c = ["80ms,110ms", "110ms,140ms", "140ms,195ms", "195ms,250ms", "250ms,400ms", "400ms,550ms", "550ms,725ms", "725ms,900ms"] c_t...

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How do I count the number of Functions in a Function Handle?
It sounds like you actually want to count the number of elements in the vector returned by your function handle, in which case y...

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Explanation of this function
size(x,1) is the size the array x in the first dimension, i.e., the number of rows of x. Reference: https://www.mathworks.com/h...

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How to select sections of signal using a for loop and waitfor?
I don't think waitfor is closing the figure. Perhaps the figure is closed by subsequent code not seen here, or maybe what you ar...

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How to format a series of filenames with different characters as endings?
Make unitletters a cell array, using {}, and fix your cellfun syntax: unitletters = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i...

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How to sort all rows in one table based on one row from the table and another table
t1 = table( ... {'Mom';'Dad';'Sister'}, ... 'VariableNames',{'Names'}) t2 = table( ... {'Sister';'Mom';'Dad'}, ....

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