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Guillaume


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University of Brighton

7 531 total contributions since 2012

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Answered
Fillet between two intersecting lines
Other than calculating the equation of the arc yourself and plotting that, there's no way. Matlab is not a drawing/CAD program. ...

ungefär 10 timmar ago | 0

Answered
Sum specific values from a matrix
"What im trying to do is to add all the amplitudes off column 1 for a specific frequency range" This is a different question fr...

ungefär 19 timmar ago | 0

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Answered
how can i create a 400 by 400 matrix with a pattern?
full(gallery('tridiag', 400)) If the subdiagonal, diagonal and superdiagonal were anything other than -1, 2, 1, for example: 1,...

en dag ago | 0

Answered
CELL2MAT does not support cell arrays containing cell arrays or objects.
Indeed cell2mat does not support converting a cell array containing objects into a matrix. It looks like your cell array contain...

en dag ago | 0

Answered
Usage of regionprops3 command
but it is accepting RGB and HSV (three channel) images. No, regionprops3 is for volumes exclusively. If you pass it a 2D colour...

4 dagar ago | 0

Answered
Why does a Java MessageDigest not reset in a for loop?
The first thing to be aware of, and the main reason for why your code doesn't work is that your thisStr is a string and not a ch...

4 dagar ago | 0

Answered
Finding whether set of coordinates are within a bounding box set by a condition
Can't you just create an interpolant for your elevation and query the interpolant at your desired coordinates. It's then trivial...

5 dagar ago | 0

Answered
selection files from part of his name
Patterns for strfind and its recommended replacement contains don't support wildcard characters such as * and ?. In any case, th...

5 dagar ago | 0

Answered
Creating a random matrix with specific values?
valueset = [0, 90, 180]; desiredsize = [1, 100]; desiredmatrix = valueset(randi(numel(valueset), desiredsize))

5 dagar ago | 0

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Answered
How to generate new vector and replace certain elements?
Nearly got it: meanV = mean(V); %save the mean in a new variable to avoid calculating it more than once V(V > meanV) = V(V > ...

5 dagar ago | 0

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Answered
Matrix dimensions must agree error
First, do not use eval. It's not the cause for your problem here but it's a very dangerous tool which typically makes it harder ...

5 dagar ago | 0

Answered
Removing Short Runs from Binary Data
The desired one-liner: %demo data A = [1 1 1 0 0 1 1 1 1 0 0 0 0 1 1 0 0 0 1 0 0 0] %should result in % [1 1 1 1 1 1 1 1 1...

5 dagar ago | 1

Answered
How to delete a .csv in my directory
delete subfolder\filename.csv %relative path to current directory But you shouldn't rely on the main directory and instead use...

6 dagar ago | 0

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Answered
Grouping calculated values of for loops together
I'm not entirely clear on what you mean by boxplot nor what you're trying to achieve since none of the pieces of code you posted...

11 dagar ago | 1

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Answered
Convert grayscale CMYK to RGB
I have some images of fish scales that are CMYK gray Not according to the metadata: >> imfinfo('example_img.TIF') ans = ...

11 dagar ago | 0

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Answered
How do I add an Excel spreadsheet as part of my Matlab UI?
The only way you could do this is with an activex control but my understanding is that microsoft no longer offer an activex spre...

11 dagar ago | 0

Answered
dec2base working differently on a matrix than on individual values
From your screenshot, it looks like you've typed: >> message_Image_R_bin at the command window and scrolled back up until the ...

11 dagar ago | 2

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Answered
how to compare two text file and sort the lines of one of them with respect of another one ?
So, it will go something like this:]( %read the files. Not enough details given to give exact syntax. Something like this shoul...

12 dagar ago | 0

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Answered
0×1 empty double column vector
a) If you want to generate integers between 0 and 19 use: auswahl = randi([0 19], 100, 1); %use randi to generate random integ...

12 dagar ago | 0

Answered
Sharing data between callback functions
"The issue with imread is that I need to access the file that was chosen in another callback function. So I am not sure how to g...

14 dagar ago | 0

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Answered
Need better resolution in my plot!
I'm a bit confused. I still have no idea which bits of code are relevant. Still can't run example.m and I'm unclear what to to d...

14 dagar ago | 0

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Answered
WebRead CSV Missing Rows show in browser
If I try to download the file from your link, using a web browser, I only get a few rows. Considering that when you visit the ma...

18 dagar ago | 0

Answered
I just need to draw that line inside these objects. This line should aproximate these
Maybe skeleton = bwskel(imclose(yourimage, strel('diamond', 2)))

18 dagar ago | 0

Answered
Create new matrix with compine values
First, don't store your matrices in individual variables, it complicates everything. Since they're all the same size store them ...

18 dagar ago | 1

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Answered
How to make a 3D plot of 41x41x41 datapoints
If you have the image processing toolbox, the easiest would be: volshow(your3Dmatrix)

18 dagar ago | 0

Answered
Comparing data sets with similar trends
It depends on what you call similar. If I understood correctly, here you could transform your path in a vector of left and righ...

18 dagar ago | 0

Answered
Converting cell array that contains numbers and characters to double with numbers and NaN for characters
First, use readtable instead of xlsread. It will automatically detect that the first row is a header and use that to name the va...

18 dagar ago | 0

Answered
Finding which rows in table contain NaN, save those as new table
Assuming your input is a table: nantable = yourtable(isnan(yourtable{:, 5}), :) %keep all rows whose 5th column is nan

18 dagar ago | 0

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Answered
Saving the selected .mat file and write it into csv
Assuming that storedStructure.data is a matrix with 3 columns, the simplest way to save to csv is with: writetable(array2table(...

18 dagar ago | 1

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Answered
Matrices in a matrix.
First thing: a matrix of matrices does not exist mathematically, so what you're asking is an impossibility. In matlab, you can s...

18 dagar ago | 1

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