Answered
ways to calculate non-linear correlation between two time series in MATLAB?
Your question is ambiguous. First, be certain that both time series are sampled at the same time points. You can use interp1 ...

1 year ago | 0

Answered
how to plot the graph
There is no need to convert it to Excel. It is only necessary to tell readmatrix (introduced in R2019a) that it is a text file,...

1 year ago | 0

| accepted

Answered
Transfer Functions on Biologic Data Sets
The data do not appear to have anything in common, and several are missing. (The plots here are sorted by the independent varia...

1 year ago | 0

Answered
EEG data Visualization for .mat file
There are a few ways to do this. Two approaches — Fs = 500; L = 250734; t = seconds(linspace(0, L-1, L).'/Fs); EEG = ran...

1 year ago | 0

| accepted

Answered
I open Matlab after a computer crash and the editor is clear . Is there a file which stores which files were open prior to the crash?
The only documentation that I can find for the MATLAB Edittor is matlab.editor Settings. I am not certain where that informat...

1 year ago | 0

Answered
convert a cell Array into another cell
This takes too long to do the entire (1x490) cell array, so I just create an arraya tenth of that. Try this — for k = 1:4...

1 year ago | 0

Answered
Determine the indice of real maximum using accumarray function
I’m not certain what you want or how the .mat file figures into this (since you don’t have a load call or relevant code to deter...

1 year ago | 0

Answered
How to solve this with the help of fplot
A few details are missing ... syms t f(t) = sin(2*pi*t); figure fplot(f, [0 5]) grid yline(0,'--r', 'The roots are wher...

1 year ago | 0

Answered
multiplying a function handle by a constant
‘... how do I multiple the function handle by the constant"h" with out getting the error "Operator '*' is not supported for oper...

1 year ago | 0

Answered
writematrix with tab delimiter inconsistently producing delimiters
It might be possible for you to verify whether the tab characters are ther or not using the funciton after creating the file. ...

1 year ago | 0

| accepted

Answered
Colorbar with a range taken from a variable
I am not certain what plot you want to use or what result you want. Perhaps something like this — x = linspace( 0, 5); y =...

1 year ago | 0

| accepted

Answered
Two-sample Anderson-Darling tests
I am not certain what you want, however the two-sample Kolmogorov-Smirnov test (kstest2) appears to be distribution-free, at lea...

1 year ago | 1

Answered
Unable to recreate k-means clustering example
It works correctly in R2024a. (The online documentation reflects the latest update to the current release, and may not run cor...

1 year ago | 1

| accepted

Answered
Determining optimal cut off frequency
‘I have been told to filter at a range of frequencies and then calculate the RMSD between the original and filtered data.’ I ...

1 year ago | 0

Answered
Seasonal decomposition of a daily time series
Your data are not regularly-sampled, so it is necessary to use the funciton on them first. After that, calculate the Fourier t...

1 year ago | 0

Answered
Index exceeds the number of array elements. Index must not exceed 101.
I am not certain how to get these into a form that the MATLAB ODE integrators could use, so I did the next best thing, and calcu...

1 year ago | 1

Answered
integrate with the upper limit is a function
The Symbolic Math Toolbox appropriately considers an otherwise undefined function. Define it and you get an actual result — ...

1 year ago | 0

Answered
want to plot a function
Subscript ‘H’ in the loop, then create ‘f’ tto have the same size as ‘H’ and then plot — fv = 0:10:60; tk=0.1; tK=4; theta0...

1 year ago | 0

| accepted

Answered
How to fill missing time points from a txt file
The tables may need to be manipulated a bit first. I put relevant times in the first column in ‘T1r’. After that, converting...

1 year ago | 1

| accepted

Answered
EDITED : Generate sphere whose center is not at origin
I made a few adjustments to your original code, adding (or changing) only these: p1 = 1:51; p2 = 52:101; figure scatter3(...

1 year ago | 0

Answered
Error Using Rainflow fonction
The rainflow function only takes vector arguments. What result do you want? In the interim,try this — T1 = readtable('Da...

1 year ago | 0

Answered
sorting values of a matrix column when the other column has the same value
Use the sortrows function, sorting the first column then the second column — A = [0.1 0.1 ; 0.1 -0.3 ; 0.1 0.5 ; 0.1 0; 0.1 -0...

1 year ago | 0

| accepted

Answered
How to set up the Matrix variables to use Options = optimoptions('lsqcurvefit','algorithm','levenberg-marquardt')
I am not certain how ‘M1T’ and ‘M2T’ enter into this, however witth the ‘K’ values as the independent variables, and the ‘M’ val...

1 year ago | 0

| accepted

Answered
how to create vector 1 1 1 1 1 1 2 2 2 2 2 2?
An alternative approach — v = reshape(ones(6,1)*[1 2],1,[]) .

1 year ago | 0

Answered
Integral2 MATLAB Function Error: Q = integral2Calc(fun,xmin,xmax,yminfun,ymaxfun,opstruct);
Note that because ‘zprime’ only enters into your calculations in ‘R’ and that is defined as: R = sqrt(a^2 + (z_prime - z_prim...

1 year ago | 0

| accepted

Answered
Reading a text file using readtable, Matlab stubbornly refuses to accept dates in anything but US-format
You need to pass the options structure to readtable. Perhaps something like this — type('Dave_2024_07_26.txt') opts = d...

1 year ago | 0

| accepted

Answered
contour plot problem Z must be at least a 2x2 matrix
Anotther option, using the scatteredInterpolant function — x=[80;100;90;90;90] y=[4;4;2;6;4] [X,Y] = meshgrid(x,y); % Polly...

1 year ago | 0

| accepted

Answered
islocalmax('flat selection') selecting 0 value points
In the lower plot image, if you are referring to the collection of orange asterisks before the start of the variable section (fo...

1 year ago | 0

Answered
Representation of Gabriel's Horn
If you want it to look more like the image you posted in your question, one option is to use the daspect function.. It allows yo...

1 year ago | 0

| accepted

Answered
How to make bar plot with group mean and add scatter plot on top to demonstrate samples within group?
Apparently the group means are the heights of the bars. Try this — MC1 = randn(50,2)*10 + [80 81]; ...

1 year ago | 1

| accepted