Line plot not showing up in for loop iteration
What exactly is trhe problem with your code? Maybe all you need is to insert a drawnow command after the plotting? By the way,...

23 días ago | 0

Printing the entire array row in Matlab
a = [12,3,4,5]; b = [4,5,12,3]; fprintf('a: [%s]\n', join(string(a), ',')); fprintf('b: [%s]\n', join(string(b), ','));

23 días ago | 1

how I create improved lorenz code
The test contains cos(dt), but your code only cos(t).

23 días ago | 0

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Unrecognized function or variable 'setupgraph'
You have mentiones the source of the dijkstra function in your other thread: https://www.mathworks.com/matlabcentral/fileexchang...

23 días ago | 0

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find if one number is member of a column ,of cell array, that contains cell entries and if it is member, in which row, it appears
Simplify the data representation at first: for k = 1:size(C, 1) C{k, 5} = [C{k, 5}{:}]; end Then the searching is easy: ...

23 días ago | 0

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function handle specify in matlabfcn function
According to the documentation doc matlabfcn : =matlabfcn("quadgk(@(x) x.^2)", M3, M4)

23 días ago | 0

Define matrix function to output matrix
A = rand(3); fumn(A, @sqrt) fumn(A, @(x) 1 ./ x) fumn(A, @(x) exp(-x)) function f = fumn(A, fcn) f = fcn(A); end

23 días ago | 0

Reducing the running time of a for loop iterating through cells
Is C pre-allocated? Why do you use square brackets? This is the concatenation operator in Matlab. As far as I understand the us...

23 días ago | 0

why in this function they use empty square brackets?
A(i,:) = []; This deletes the i.th row of the matrix A. Example: A = [1,2,3; 4,5,6; 7,8,9]; A(1, :) = [] % A = [4,5,6; 7,...

24 días ago | 2

Open to feedback for my code
[] is Matlab's operator for a concatenation. [0.05] concatenates the numnbre 0.05 with nothing, therefore this is a waste of tim...

24 días ago | 0

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Help with a loop that computes at each step
hs = [0.05, 0.05/2, 0.05/4, 0.05/8, 1/1000]; for k = 1:numel(hs) h = hs(k); N = totalDuration / h; % ??? y = y...

24 días ago | 0

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How to call functions from inside an if statement only once?
I'm not sure if I understand you correctly, but maybe: for tt = 2: 50 ... if tt > 2 || M(tt) >= 0.3 * N [G_dmg, ~] =...

24 días ago | 0

change in xlrange of xlsread while sing loop
Why do you want to import ranges at all? Import the complete file as a matrix or table and filter out the needed values by somet...

24 días ago | 0

Invalid expression. When calling a function or indexing a variable
You cannot use constants in the definition of the inputs of a function: function [e L] = dijkstra(datos,1,12) % ...

24 días ago | 1

How to trace the end point of my vector without losing other plots?
Do not delete obejcts and draw new ones, but keep the obejcts and modify the coordinates. If nothing is deleted, it is easy to k...

25 días ago | 0

Error using mex Access denied; check that you have permissions to access.
Without Admin privilges you cannot write to the Programs folder - and this is a good idea. Copy the file mexGPUExample.cu from ...

25 días ago | 0

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For-loops are now faster than some of the simplest vectorized statements. Why do we still need so much deep copying?
I have heared the moaning in the net, that Matlab processes loops very slow. Then MathWorks has introduced the JIT acceleration ...

25 días ago | 1

How to stop display of variable type in command window?
If you want the output as in old Matlab versions, you have to use old Matlab versions. To control the output, use specific func...

25 días ago | 0

Trying to create an interpolation function where Matlab asks me for value inputs.
function Y = Interpolation (X,x1,x2,y1,y2) Y = y1 + (X-x1) * (y2-y1) / (x2-x1); end Now provide the input arguments as inputs...

25 días ago | 0

Matlab structure of struct
MyStruct = cell2struct(cell(2, 1), {'field1'; 'field2'}) Now the fields exist, but contain empty matrices only.

25 días ago | 1

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How to get the value of (V ) , using Mathlap of matrix (Write the code in step).
% V = Y \ I Y = [-12.576i, 5i, 0, 6.667i; ... 5i, -12.5i, 5i, 2.5i; ... 0, ...

25 días ago | 1

How to stop particles crossing the solid cylinder boundary
What about: Outcircle = ((x_out - x_c(j)).^2 + (y_out - y_c(j)).^2) >= (D/2)^2; x_out(Outcircle) = x_previous(Outcircle); y_o...

25 días ago | 0

Too many open files. Close files to prevent MATLAB instability.
Yes: call fclose(fid) after the data are imported. The operating system limits the number of files, which can be open simultane...

25 días ago | 0

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Is there a safe version of `run`?
No, this is not possible. There is always a trick to use str2func to call eval , which executes a string, which is decrypted dur...

25 días ago | 0

How can I contact the Exchange Admin?
Use the "Contact Us" button. The categories do not really match your problem, but simple choose some almost matching details and...

25 días ago | 0

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Size of compressed image is larger than image .... How to solve this problem?
If the original image was written with a low quality, the default Quality=75 of imwrite might increase the file size.

25 días ago | 0

Any onr can help me
% Sum of i (i = 1:n): s = n * (n+1) / 2 Gauss is faster and easier. % Your solution: y = 0; for k = 0:n y = y + ((n/k)...

25 días ago | 0

Improving MATLAB programme to make it Run faster
In Matlab online one iteration needs about 3 seconds. for gamma_by_L = 0.01:0.1:5 for beta_by_L = 0.1:0.1:5 for alpha_...

25 días ago | 0