Answered
Running same code, same Matlab version (2021b) on difference computers (8 different types) 7 produce same results only one is different.
There may yet be differences in the supporting runtime libraries that have been loaded on various machines by different software...

2 years ago | 0

Answered
Create Mex files for Matlab, from .FOR files of Fortran
Which OS? For Linux, the GNU Fortran compiler is supported, for Windows and Mac only a recent version of the Intel compiler is ...

2 years ago | 0

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calculate sum month and annual
Read up on retime and timetable which lead into readtable and table2timetable All are "modern" MATLAB tools; the time-honored a...

2 years ago | 2

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Answered
how do i add line to a pie graph
subplot(2,2,1) txt=string({['Avoids' newline 'Objects'];['Middle of' newline 'sidewalk'];['Stops' newline 'Often']}); normal_b...

2 years ago | 0

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Help using grid in nexttile and tiledlayout
The two lines set(gca,'YTick',[]); set(gca,'XTick',[]); remove the tick marks and thereby the ticklabels. Remove those and t...

2 years ago | 0

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Modify the color of a scatter3 plot
https://www.mathworks.com/matlabcentral/answers/233084-changing-color-of-the-points-in-scatter3?s_tid=answers_rc1-3_p3_MLT#answe...

2 years ago | 0

Answered
How to fit lognormal distribution to a dataset which contains some zero values?
One analysis technique for daily rainfall modeling divides the problem into two parts -- a "wet-day" model that predicts rainfal...

2 years ago | 0

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How to match the colors in the colorbars across two plots such that the datapoints can be inferred consistently?
Be easier if you had attached the code to generate the figures so could mung on it directly, but something like % create first ...

2 years ago | 0

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FFT of the resultant vector of an accelerometer
The x,y,z data already have a direction; it depends upon whether you want the individual components or the overall magnitude and...

2 years ago | 1

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Answered
Error trying to fit data to gaussian function: Inf computed by model function, fitting cannot continue
d1=readmatrix('data_working.txt'); d2=readmatrix('data_error.txt'); plot([d1 d2]), xlim([1 numel(d1)]), legend('Working','Erro...

2 years ago | 1

Answered
Is it possible to create a bar graph with different x-Axis scale/labeling?
Set the first/last x values to min(x)-2/max(x)+2, respectively, then set the ticklabels for those two manually. y = [2 2 3; 2 5...

2 years ago | 0

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Answered
How can I wide the space between curves in the figure and between the numbers on the curves?
The only thing that can separate the lines more would be to have fewer of them; the data are what they are as far as the magnitu...

2 years ago | 0

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Answered
Matlab argument validation either specific vector size or empty
So far, I've found the arguments block more trouble than simply handling the conditions explicitly for something relatively simp...

2 years ago | 0

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How to plot feature importance on x-axis and variable names on y-axis?
See barh and particularly <the example>. Use the second optional output from sort to get the order of the variables when you so...

2 years ago | 0

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Answered
Why the calculation error enhances as the phase angle increases when using atan2?
alpha1 = 0:pi/10:100*pi; alpha2=linspace(0,100*pi,numel(alpha1)); plot(abs(alpha1-alpha2),'r-') It's not where you think it i...

2 years ago | 0

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Axis ticks stacked on top of eachother
imagesc uses the size of the image from 1:N in each direction for the x, y coordinates when only display the array. Note your t...

2 years ago | 1

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Answered
I am having a horzcat error while I try to create a structure from smaller structures.
OK, I found where the tutorial <eeglab_data.set> had been uploaded to GitHub so could get a peek at it without downloading the e...

2 years ago | 0

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How to filter columns and count data
At the most basic, if your table is "tData" for lack of better name and your particular variable used not provided, tG=groupcou...

2 years ago | 0

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how to apply a friedman test on a database with NaN's in matlab?
The obvious would be to exclude the NaN observations but you may run into an issue that the number of replicates for each group ...

2 years ago | 1

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Answered
How to setup serial port in base workspace and access from function workspace?
Simply pass the returned serial port object to the function(s) where it's needed. Best factorization would probably be to write...

2 years ago | 0

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Adding saved figure to plot
See copyobj, There's a very recent (last few weeks) Answers Q? on precisely the topic addressing putting axes into subplots whe...

2 years ago | 0

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Understanding the following line of code regarding Gaussian distribution.
It does precisely what the comment ahead of it says it does -- generates a set of psuedo-random normally distributed values with...

2 years ago | 1

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Delete 'ans' from the function's output
Sure. Follow the function call with the trailing semicolon, ";" Otherwise, MATLAB will always echo the result; ans is the def...

2 years ago | 0

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Answered
Need to change colormap on scatter after a hold on
Despite my gaffe in deleting the sample image, I think I can illustrate how to do what you're wanting... Z = 10 + peaks; ...

2 years ago | 0

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stop minimizing GUI window after file selection through dialog window
See <LongStandingProblemThread>. This has been a bug for "since forever". There are some workarounds at the referenced link; y...

2 years ago | 0

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Answered
How to properly display and work with int32 images?
whos -file imageSample.mat load imageSample.mat image(PerfImg) We don't know if that is what would be expected or not; note t...

2 years ago | 0

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Creating for loop with an if statement
I'd go at this differently... ROOTDATADIR='MATLAB/matlab 2023/data/'; % separate out the data from the code PA...

2 years ago | 0

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Separate numbers present within a cell on multiple rows
whos -file CountArray.mat load CountArray.mat N = 30; [values_rec,ix] = maxk(CountArray(:,2),N); matrix=CountArray(ix,1); m...

2 years ago | 1

Answered
How to draw multiple lines (plots) using semilogy() at once?
The answer will NOT be to use eval, but hold on and then make the adjustments you think needed. Without an example of what you ...

2 years ago | 0

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How do I find the rows in one table that have certain string?
T.STATUS=categorical(T.STATUS); % more efficient for categorical-type variables isInact=(T.STATUS=="Inactive"); ...

2 years ago | 1