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Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

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Converts numbers into characters
Converts numbers into characters

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Find the max element of the array
Find the max element of the array

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Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

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the average value of the elements
Calculate the average value of the elements in the array

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Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

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calculate the length of matrix
input 1 array, calculate the length

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to the 2 all elements
to the 2 all elements

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Double all elements in the array
Duplicate all elements in the array

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Draw 'O' !
Given n as input, generate a n-by-n matrix 'O' using 0 and 1 . example: n=4 ans= [1 1 1 1 1 0 0 1 ...

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Draw 'C'.
Given x as input, generate a x-by-x matrix 'C' using 0 and 1. example: x=4 ans= [0 1 1 1 1 0 0 0 ...

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Draw 'B'
Draw a x-by-x matrix 'B' using 1 and 0. (x is odd and bigger than 4) Example: x=5 ans= [1 1 1 1 0 1 0 0 0 1 ...

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A répondu
Create triangulated beam with meshgrid
https://www.mathworks.com/help/matlab/delaunay-triangulation.html

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How to utilize an existing API to download weather data and use it for calculations in a MATLAB script?
Build a string that is structured like this and use it as the input to webread: https://developer.nrel.gov/api/solar/data_query...

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I am trying to replicate the “Planning Radar Network Coverage over Terrain” example in MATLAB and want to know how can I change the region of this example?
You need the correct SRTM elevation file for the area you're interested in. These DTED files are only 1x1 degree. You're specify...

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Average data from multiple csv files
Here's an example of how to approach this. You'll have to make this work with your specific data and functions. You can do this ...

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How to share variables between button functions in App Designer?
You want to store these variable as a Property. https://www.mathworks.com/help/matlab/creating_guis/share-data-across-callbacks...

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Get the area codes from a list of phone numbers
Given a string of text with phone numbers in it, return a unique'd cell array of strings that are the area codes. s = '508-647...

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How can I overlay a shapefile onto a geoscatter plot?
Plotting shapefiles on a geographic axis isn't always the best experience. You'll note that geoshow is intended for use with a s...

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Help plotting satellite data?
geoshow(lat(:), lon(:), long(:),'DisplayType','ImageMap');

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You could make use of genvarname, but this would work too. for i = 2:5 eval(['Idx' num2str(i) ' = Idx(:,' num2str(i) ');']...

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Convert nifti file containing a brain region of interest to a logical vector (number of seeds (in this case 1) x number of voxels?
Start here: https://www.mathworks.com/matlabcentral/fileexchange?q=NIfTI

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Load .slk file format (excel can open it, but can't import it to matlab)

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How to Convert .nii file to png/jpg
https://www.mathworks.com/matlabcentral/fileexchange?q=NIfTI

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Why MATLAB cannot render \$\Beta\$ (LaTeX string) in xlabel, ylabel?
For an upper case beta, just use B and not \Beta. Here's the characters you can use: https://www.mathworks.com/help/matlab/crea...

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Can anyone tell me what this does
That looks like a calculation for a percentage change.

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Question

How do I get the brush tool to ignore points?
Let's say I have a single figure with multiple line or scatter objects sharing the same axis. I would like to use the brush too...

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Question

Outerjoining timetables giving unwanted NaN/NaT values
I'm trying to outerjoin two timetables using a common non-time key. Here's an example: >> Tleft = timetable(seconds([1;2;4;6])...

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How to plot binary matrix as dots?
FH = figure; imagesc(yourMatrix); colormap(FH,[0,0,0;1,1,1]);

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