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vittorio calbucci


6 total contributions since 2017

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Question


how to change the color of an image?
I'm wondering how to change the color of a grayscale image to rgb. In particular given a grayscale image, obtained form mat2gray...

más de 2 años ago | 2 answers | 0

2

answers

Question


how to replace value of matrix elements
I would like to change the value of some elements of a matrix following a specific rule. I particular if a value is greater than...

más de 2 años ago | 0 answers | 0

0

answers

Question


how to reshape array in a for cycle
Hi everybody, i have a small problem regarding the reshape of a vector and the calculation of a feature inside a for cycle. I ha...

más de 2 años ago | 0 answers | 0

0

answers

Question


reshape vector in subsequent matrix
Dear all, i have a vector made by n elements (n = 14336000). The vector is obtained by the combination (vertical concatenation)...

más de 2 años ago | 0 answers | 0

0

answers

Question


How i can visualize hyperspectral data?
I have a txt file obtained by an hyperspectral camera in the form (248, a,b) where 248 is the number of the spectral band and a,...

más de 2 años ago | 0 answers | 0

0

answers

Question


How can i plot hyperspectral data matrix?
I would like to rebuild the image from hyperspectral data matrix. My data matrix are made of 264 spectra of 248 values of lambda...

más de 2 años ago | 1 answer | 0

1

answer