已解决

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]

4 years 前

已回答
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};

4 years 前 | 0

已解决

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

4 years 前

已解决

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...

4 years 前

已解决

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...

4 years 前

已解决

Draw a '0' in a one matrix!

4 years 前

已解决

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;...

4 years 前

已解决

Converts numbers into characters
Converts numbers into characters

4 years 前

已解决

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

4 years 前

已解决

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

4 years 前

已解决

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

4 years 前

已解决

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

4 years 前

已解决

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

4 years 前

已解决

to the 2 all elements
to the 2 all elements

4 years 前

已解决

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

4 years 前

已解决

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 ...

4 years 前

已解决

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 ...

4 years 前

已解决

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 ...

4 years 前

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

4 years 前 | 0

已回答
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...

4 years 前 | 0

| 已接受

已回答
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...

4 years 前 | 1

已回答
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 ...

4 years 前 | 0

已回答
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...

4 years 前 | 0

| 已接受

已解决

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...

5 years 前

已回答
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...

5 years 前 | 0

| 已接受

已回答
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...

5 years 前 | 0

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

5 years 前 | 0

| 已接受

已回答
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) ');']...

5 years 前 | 0

| 已接受

已回答
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

5 years 前 | 0

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

5 years 前 | 0