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Draw 'D'.
Draw a x-by-x matrix 'D' using 0 and 1. example: x=4 ans= [1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 0]

3年以上前

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file parsing identifier need to choose the correct identifier
st = '04_T_A_tx01_3009.txt'; id_cell = regexp(st,'tx\d+','match'); id_char = id_cell{1};

3年以上前 | 0

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Guess Cipher
Guess the formula to transform strings as follows: 'Hello World!' --> 'Ifmmp Xpsme!' 'Can I help you?' --> 'Dbo J ifm...

3年以上前

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Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...

3年以上前

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Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

3年以上前

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Draw a '0' in a one matrix!

3年以上前

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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;...

3年以上前

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Converts numbers into characters
Converts numbers into characters

3年以上前

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

3年以上前

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

3年以上前

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

3年以上前

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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.

3年以上前

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

3年以上前

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to the 2 all elements
to the 2 all elements

3年以上前

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

3年以上前

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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 ...

3年以上前

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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 ...

3年以上前

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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 ...

3年以上前

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

3年以上前 | 0

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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...

3年以上前 | 0

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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...

3年以上前 | 1

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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 ...

3年以上前 | 0

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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...

3年以上前 | 0

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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...

4年以上前

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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...

4年以上前 | 0

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Download MATLAB2020b for linux
On the download page you can select your release on the left hand side, and then you can selection your OS via the main download...

4年以上前 | 0

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

4年以上前 | 0

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

4年以上前 | 0

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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

4年以上前 | 0

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Load .slk file format (excel can open it, but can't import it to matlab)
data = readtable('your_spreadsheet.slk','FileType','spreadsheet');

4年以上前 | 0