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Guillaume


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University of Brighton

7.545 total contributions since 2012

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Answered
32Bit RGBA Image
"My Camera give me back an RGBA Image R8|G8|B8|A8 = 32 Bit" "size is : width*height*(bpp/3)" Shouldn't that be width*height*...

circa 7 ore ago | 0

Answered
download 2019b update 3
https://www.mathworks.com/downloads/web_downloads/show_isos?release=R2019b You probably need to be logged in with your mathwork...

circa 10 ore ago | 0

Answered
imread>get_format_info error
does that mean that they are corrupted ? Very much so, I'm afraid. The two files you attached are just a long stream of 0s. The...

circa 11 ore ago | 0

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Answered
Delete fields of struct based on starting characters
You do have to use fieldnames and rmfield indeed. It's only two lines and not complicated at all: fns = fieldnames(temp); temp...

circa 14 ore ago | 1

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Answered
Join several timetables with different variables and times and duplicates
With your example tables, this is trivially achieved with: synchronize(TT_A, [TT_B; TT_C])

circa 14 ore ago | 0

Answered
Plot HH:MM on x-axis with time data imported from excel
I was asking for an example of the original file in order to show you how to import it properly. Anyway, a variation of this sh...

circa 14 ore ago | 1

Answered
How do I store values from a function in an array within a for loop?
something = 119:0.1:125; %give this variable a better name, a name that actually describes what the variable contain x = zeros...

1 giorno ago | 3

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Answered
How to plot from a line array?
Note that what you get out of plot are handles to the lines, not the line objects themselves. In normal circumstances the differ...

1 giorno ago | 1

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Answered
Easiest way to make matrix have 3 sets of values
matrix = repelem((1:3)', [3, 2, 4]) is one way

1 giorno ago | 0

Answered
Using Sql in matlab to get data
Two things about what you've written, a matlab one, and a sql one, Matlab: DD = ['SELECT * ' 'FROM Countries WHERE IDNr ='] i...

1 giorno ago | 0

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Answered
Save multiple functions on a single vector
"I have a different dataset for every day (Its temperature values for Longitude and latitude points and I have them combined in ...

1 giorno ago | 1

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Answered
Error while evaluating UIControl Callback.
I cannot debug the code for you, I neither have the time or the necessary hardware to receive the serial data. The problem is n...

2 giorni ago | 0

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Answered
Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.?
As per the error message: check for mismatched delimiters c(i+1) = c(i) - parError(c(i), m, g)/pardError(c(i), m, g)) I count ...

2 giorni ago | 0

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Answered
unable to perform assignment because the indices on the left side are not compatible with the size of the right side.
The documentation is not very clear, but I believe that fscanf(arduino, '%c') is the same as fscanf(arduino) and that this reads...

2 giorni ago | 0

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. ...

2 giorni 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...

3 giorni 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,...

3 giorni 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...

3 giorni 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...

6 giorni 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...

6 giorni 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...

7 giorni 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...

7 giorni ago | 0

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

7 giorni 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 > ...

7 giorni 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 ...

7 giorni 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...

7 giorni 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...

8 giorni 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...

13 giorni 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 = ...

13 giorni 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...

13 giorni ago | 0

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