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MATLAB Example File in Previous Version
I think you would just enter this in the MATLAB Command Window power_three_phase_matrix_converter You can find this command on...

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create table in .xlsx using appropriate function
Try using writematrix instead of xlswrite. It was introduced in R2019a (see Version History) writematrix( combinedMatrix,'outpu...

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Why does my SimBiology interface look different from the one shown in tutorial videos?
It will depend on what version of MATLAB you are using, and what version was used to record the tutorial. There were some pret...

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Categorical to Numeric problem
Could you provide more details about your NN? I would think you should be able to pass categorical data into your network withou...

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Fill the gap between two lines
I think you could accomplish this by modifying the data you pass into area so that y is lever less that line. max(curve,line) ...

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Where can I find the units for the dataset carsmall?
You can see on this page that carsmall.mat is a subset of carbig.mat. Unofficial answer here, but it seems this data set ultima...

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Index exceeds the number of array elements. Index must not exceed 1.
You define e in your for loop (e(n-2) = ...), and are trying to index an element that has not yet been created in your equation ...

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How to export geoglobe() plots?
Based on this post, I would have expected exportgraphics or exportapp to work. However, geoglobe is a little more than just a ui...

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How can I make this code a function to extract data and use the data in another code?
I would use the refactor button. See here: https://www.mathworks.com/videos/convert-code-to-reusable-functions-using-the-refacto...

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matrix calculation reshaping and diferences between datum
I'd use scatteredInterpolant probably. Also, you can simplify your code a little by accessing the data in your tables more dire...

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Issue with imresize, resizeParseInputs
At least one of your resize dimensions is 0. It appears, then, that your code is producing a result you did not anticipate. Chec...

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Classify error: requires 3 arguments
I cannot duplicate your error. I used this example to create a sample data set. I then trained that data using your code, and th...

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I'm trying to run this script in matlab mobile but giving me an error
MATLAB Mobile does not support Java user interfaces (your inputdlg's and questdlg's).

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Installation sequence for toolboxes as part of Audio Toolbox
I would install them using the Add-Ons Explorer. This will also tell you if you already have access to these toolboxes. It wi...

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How to get a digital certificate/link for older release self-paced training courses?
See this Answer: https://www.mathworks.com/matlabcentral/answers/2063562-how-do-i-share-my-progress-certificate-for-the-self-pac...

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Cant assign an input in a function with an elseif condition
Remove the clear statements in your code.

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how to import StormEvents_2013.csv in MATLAB 2019a
Questions about your course are best asked in the course forum. They are actively monitored. The most common cause for this is ...

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How do I share my progress certificate for the self-paced online courses?
There is not a way currently to get a shareable link for a version of the course that is no longer available on the platform. On...

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I seem to be running into problems with my code for a wind rose application could somebody help?
"Error using xlsread. Sheet argument must be a string scalar, a character vector, or an integer." Try this instead: [~,jaamstr]...

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Create a map with upload longitude and latitude from excel and add data with a contourplot
m_map is a 3rd party tool You can find their user guide here: https://www.eoas.ubc.ca/~rich/mapug.html As for importing data, i...

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Downloading a compressed archive folder from a URL
It is a secure site only accessible to signed-in users. I found I could successfully download the file if my request also includ...

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ERROR 'unable to resolve name'
Look in your Workspace (lower left). The table Results does not yet exist. You need to run the first section of code first in or...

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Training deep learning model on MATLAB online
I'm having a hard time finding a reference for this, but to clairfy, there is a 15 minute idle session timeout. If you are activ...

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how create app design by MATLAB to read file(wav file),plot signal as audacity, calculate fft (spectrum) and plot fft?
It sounds like you are new to App Designer. I highly recommend going through the App Building Onramp. It's free, and will walk y...

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How can I format the time as h:mm:ss?
Durations do not support that particular format. The closest you could get with a duration is 'hh:mm:ss'. t1 = duration(7,41,30...

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Overplotting of scatter points on top of coastlines
Why not reverse the plot order? Plot your scatter first, and then your coastlines on top of them? I did have to modify some of ...

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permute with exact repeats
I think this does what you are looking for. v = 1:3; % create all 5-digit possible combinations T = table2array(combinations(...

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How to interpolate between multiple contour plots?
You could probably use interp3 if you concatenate all your 2D matrices together in the 3rd dimension. Vq = interp3(V,Xq,Yq,Zq)...

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inpolygon, different results from MATLAB R2022a and R2023a?
This is not an official MathWorks answer. My observation is the following. You used to be able to define a rectangular ROI by s...

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Comparison Using a Tolerance
The issue in both cases is that there are 2 "isequal_tol.mlx" files open. Please close them both, then either click Reset or na...

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