Answered
Unrecognized function or variable 'i1'.
The variables i1, i2, and i3 in the function call [a,b,c] = ThreeFunc2(i1,i2,i3) or the variables t, f1 and f2 in the functio...

2 years ago | 0

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Answered
Run a repeated measures anova as a mixed effects model using fitlme
Here is a fairly massive re-write of your analysis. Almost all of this code is restructuring the data into the tidy format. I us...

2 years ago | 0

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Answered
Convert covariance matrix in ecef to LLA
According to ChatGPT, this code will do it. DISCLAIMER: I have no idea if this code is accurate. I don't know what ECEF or LLA ...

2 years ago | 0

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fitglme significant group interpretation
"which group could be more significant than others" is not a sound statistical question. First off, and this is an important th...

2 years ago | 0

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Answered
convenient way to achieve max value in matrix and it location
% Define a smaller array, so we can see what is going on test = cat(3,[2 3; 5 7; 9 11],[1 4; 6 0; 8 12]) You can see that we h...

2 years ago | 0

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Answered
Error while running matlab
Looks like that's Octave, not MATLAB. But, that being said, it looks like the problem is that there is no end statement to clos...

2 years ago | 0

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How can I use repeated, k-fold cross-validation results with rocmetrics?
Note the following line from the rocmetrics documentation: "For cross-validated data, you must specify Labels, Scores, and Weig...

2 years ago | 0

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How to tile m by n plots (all different) and add row titles
You can use the annotation command to add text annotations to your figure. v=tiledlayout(2,4); nexttile(1) plot(rand(8,1))...

2 years ago | 0

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Answered
glmfit: Iteration limit reached
The first thing I notice is that the X data has missing values (NaN). MATLAB automatically removes observations (i.e. rows) wit...

2 years ago | 1

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How can I know which ditribution is appropriate to fit on the generated histogram? and, How can I do that?
Fitting to the histogram of data, instead of to the raw data, is typically a bad modeling practice, because you introduce error ...

2 years ago | 0

Answered
I got error in this script
The line time = datas(:,1); will give a table with one variable. You need to use curly brackets in access the contents of the ...

2 years ago | 0

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Answered
Run a repeated measures anova as a mixed effects model using fitlme
Please see my comment about helping us help you. That being said, I don't think you can specify the response variable as look_...

2 years ago | 0

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How to distribute a matlab app using matlab web app server and AWS?
A google search turns up this documentation page on how to Run MATLAB Web App Server on AWS using Reference Architecture.

2 years ago | 0

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I lost my computer where my matlab R2019b was installed
Follow the instructions on this page, under "Deactivate License on Lost or Destroyed Machine".

2 years ago | 0

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Answered
What do the columns in the output of "matlab -timing" mean?
The -timing switch is a formerly documented feature, that still exists but is now undocumented. (I learned that fact from this i...

2 years ago | 0

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Answered
How to change box-view styles in a 3-D plot?
It's best to ask to such different questions in two different posts. The answer to your first question is to use the view funct...

2 years ago | 0

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Answered
Matrix to Column vector? For ground motion timehistory
% Making a smaller matrix, to see the result more easily gm = magic(3) % The algorithm: gmt = gm.'; %Transpose gm_col = gm...

2 years ago | 0

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Reading a Datetime Column as Numbers Instead of Actual Dates in MATLAB
An alternative solution to my other one, but possibly more expedient for you in working with existing code, would be to use the ...

2 years ago | 0

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Answered
Reading a Datetime Column as Numbers Instead of Actual Dates in MATLAB
As it says on the documentation page, use of xlsread is not recommended. You will almost certainly be on a happer road if you r...

2 years ago | 0

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how to Calculate Gravity
You are not indexing into x correctly. Here is one way to fix it: r=8; z=15; x=0:10:100; dp=2400; G=6.67e-11; for i=1:nume...

2 years ago | 0

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Answered
Add multiple rows of a matrix in one row.
% Create an input matrix like yours n = 4; M = rand(n,3) % Calculate the sum sumM = sum(M) As you may realize, this is a v...

2 years ago | 0

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Answered
Read multiple csv of similar names
Something like this for x = 0:99 filename = sprintf("values%d.csv",x) tbl{x+1} = readtable(filename); end This will...

2 years ago | 0

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Answered
What does 1V mean?
I see that that line of code is from the documentation for findpeaks. It presumably does mean volts (from context), but you can ...

2 years ago | 0

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How can get a correlation plot?
Here is one plan of action: Use the readtable function to load your data into MATLAB Use corrplot to get the plot Use the cor...

2 years ago | 0

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what's wrong with my ks test?
My guess here is that this line of code C = wblrnd(100,1); is not doing what you expect. It is generating just one value, from...

2 years ago | 0

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Answered
Merging multiple graphs in the same tiled layout
If I understand what you mean, you just need to use the hold function (just after nexttile) to retain plots, rather than replaci...

2 years ago | 0

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.csv using readtable doesn't make difference between the value 1 and 01
% Detect the automatic import options opts = detectImportOptions("23_Time Cards_Practice 1.CSV"); % Change of import type of...

2 years ago | 1

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Plot legend has too many entries
This line yieldline_steel = plot(x1,y1,x,y_steel) plots two objects, the first of which is just a single point.

2 years ago | 0

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Answered
How can I modify a list of existing variables programmatically?
You've seen @Walter Roberson's answer, and it is spot-on. That being said, what you want to do is possible, using the appropriat...

2 years ago | 1

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Get exact curve parameters in the fit function
The four decimal places are just the default display value. You can change that with the format command. For example, use format...

2 years ago | 1

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