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Rafael S.T. Vieira


Last seen: 1 month ago Active since 2020

I'm a post-doctoral researcher of Computer Science at the Federal University of Ceará. And I hold a Ph.D. in Computer Science with an emphasis in Computer Graphics.

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Answered
What is missing from MATLAB #2 - the next decade edition
I would love to have a command TeX2sym and sym2TeX. With it, we could bring formulas from LaTeX and run them in MATLAB and the o...

1 year ago | 2

Question


Can't we call python operators directly within MATLAB?
Hi, Some python operators are already implemented in MATLAB, however I am unable to call them directly. Is it not possible? For...

1 year ago | 1 answer | 0

1

answer

Answered
How can I access the first link of google's search bar through matlab?
Hi, Mukbil, Using webread only, we would have an html-document, and have to use regexp to find whatever we want: url=['https:...

1 year ago | 2

Question


Is the function isprime deterministic?
I was playing with primes, and I was happy to verify that primes(uint32(2^32)) works. However, I wanted to test a huge prime...

1 year ago | 1 answer | 0

1

answer

Answered
How to get distance between two points
Hi again, Lee. 1) We can use the Hough transform for extracting lines, assuming that the pixels that we want are shown in the i...

1 year ago | 0

| accepted

Answered
if statement matlab problem
Please, try to put end's at both if's. The inner if may be capturing the outer if end.

1 year ago | 0

| accepted

Answered
not enough memory to open
Please, check the file size and your available RAM. After, run the Activity Monitor to see what happens (command + space keys, a...

1 year ago | 0

Answered
How to draw line in the image through the image processing
Glad to help. I've obtained that image using the Gimp editor, but, it is possible to achieve a similar result in Matlab with: i...

1 year ago | 0

| accepted

Answered
Indexing in for loop
Why don't you use idx as a vector? for i = 1:n_cells ... idx(i) = mutualInfoTotal >= 5; highMI_sec = mutualInfo...

1 year ago | 0

| accepted

Answered
Image translation using fourier transform
It depends on how you are performing the shift. Why don't you just measure it using psnr? >>psnr(image_after, image_before) I...

1 year ago | 0

Answered
How to make a 3D Volume out of a 2D Tiff stack?
We need to create a 3D array WxHxD for storing all images, such as stack = zeros(W,H,D). Then, in the for-loop, we should read e...

1 year ago | 1