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Goncalo Costa


Last seen: 3 giorni ago Active since 2021

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How do I do the fourier transform of a data array?
I have been trying to do the fourier transform of a reference signal and of a row of signals, but the results I am getting are n...

13 giorni ago | 1 answer | 0

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answer

Question


Dot indexing is not supported for variables of this type. - trying to create a function to upload files matrices
I am trying to write a function that allows me to upload a chosen mat file and to take specific matrices from these files, so th...

circa 2 mesi ago | 2 answers | 0

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answers

Question


How to specify Hexadecimal Color Code on a fit line?
I have been able to present a fit line through a scatter plot by writting the following, in a for loop: t_array: time array P2...

3 mesi ago | 2 answers | 0

2

answers

Question


How to plot a biexponential fit?
I have got some data array (P2P) and a time array (t_array) plotted under this simple line of code: plot(t_array, P2P, 'o') Th...

3 mesi ago | 0 answers | 0

0

answers

Question


What differentiates h5 and mat files? How can I process the mat file's information?
A colleague has written a LabVIEW code that processes a time-domain signal and saves them as .mat files, but to analyse this dat...

4 mesi ago | 0 answers | 0

0

answers

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How to apply the limits to a plots created in a for loop? And how to make it faster?
I have a series of files that I got in 5 minutes intervals from each other, and I would like to plot all of them together in a s...

4 mesi ago | 0 answers | 0

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answers

Question


How to delete more than one point from data array in loop?
I have written the following bit to avoid plotting a wrong measurement, from an array of measurements. For the 3 different data ...

5 mesi ago | 1 answer | 0

1

answer

Question


Why does my for loop cause MATLAB to not stop running?
The code I am writing has as its purpose to analyse some data and plot it accordingly. My data consists of a series of consecuti...

5 mesi ago | 1 answer | 0

1

answer

Question


How to create an array of matrices?
If I have 3 matrices: A = [1 2 ; 3 4] B = [5 6 ; 7 8] C = [9 10 ; 11 12] And I want to create a greater matrix with these in...

5 mesi ago | 2 answers | 0

2

answers

Question


How do I create a loop for an equation using if statements?
I want to define an equation/function, to later plot, that changes every cycle. If we consider each cycle to last for example ...

8 mesi ago | 1 answer | 0

1

answer

Question


How do I add values to specific values/ specific place of an already existing array?
I have an array of number, t , from which I have extracted some elements at even intervals (every 30 elements, one was extracted...

9 mesi ago | 1 answer | 0

1

answer

Question


How to open a file of unknown type?
I am trying to open a file "pulse" of type "file", on my MATLAB, with the purpose of plotting a 2D graph. The type of the file i...

9 mesi ago | 1 answer | 0

1

answer

Question


How to keep track of where each measurement originates from?
When creating a pattern/mask for single-pixel imaging of a picture, I use a different delta function for each measurement, and t...

12 mesi ago | 1 answer | 0

1

answer

Question


How do I store the values of a for loop in a matrix array?
I am in need to use a delta function and to preserve the output values into different matrix arrays. I defined the delta functi...

circa un anno ago | 1 answer | 0

1

answer

Question


How do I add values of a function to a matrix?
I have an empty square matrix, and intend to put the different outputs of the function onto each indivudal matrix index space. ...

circa un anno ago | 2 answers | 0

2

answers