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Alberto Paniate


Last seen: fast 3 Jahre vor |  Aktiv seit 2020

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Merge tif files?
Hi, I have different .tif files, do you know how can I create a unique tif file that merges all these files so that I have to op...

fast 3 Jahre vor | 1 Antwort | 0

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Array indices must be positive integers or logical values. with max values?
Hi, today I have found an error that, using the same code, I haven't found before. I have a 3D matrix CCC (20x20x3000). for e...

etwa 3 Jahre vor | 1 Antwort | 0

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Speed up a for loop in my programme?
Hi, one of the part of my programme contains this piece of code: size2=2500; gran=3; A=ones(size2,size2); for k=1...

mehr als 3 Jahre vor | 1 Antwort | 0

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Out of memory on device. To view more detail about available memory on the GPU, use 'gpuDevice()'
Hi, I am using a new pc and I have found this problem for the first time. The error is the following: Error using gpuArray/su...

mehr als 3 Jahre vor | 0 Antworten | 0

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Incorrect centers with bwconncomp and regionprops
Hi, I have a matrix like the one linked. You can see it with figure,imagesc(Matrix(:,:)); I am using this programme to find t...

mehr als 3 Jahre vor | 2 Antworten | 0

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Save a matrix and load it and visualize it with imagesc?
Hi, I have a matrix (called Ebin2) that represents a light field. First I would like to save it on my desktop and I have done...

etwa 4 Jahre vor | 1 Antwort | 0

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Find center of pixels in an image?
Hi, I have a picture like "Cattura" I want to find the center of those little areas that we can see. How can I do?

etwa 4 Jahre vor | 2 Antworten | 0

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Question about imresize?
Hi, I have this question: I have a matrix whose pixel value represent a gaussian beam. For my experimental purpose I want to...

etwa 4 Jahre vor | 0 Antworten | 0

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Auto correlation of a matrix error?
Hi, I have a matrix 1000x1000 (E) that represents a picture of a pattern of speckle. In order to find the largeness of these...

etwa 4 Jahre vor | 0 Antworten | 0

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Increase matrix size, with the first matrix a the center of the new matrix
Hi, suppose to have a matrix (2000x2000) now i want to copy it in a bigger matrix (4000x4000 for example), with the original ma...

etwa 4 Jahre vor | 1 Antwort | 0

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Constrain a parameter in a fit?
Hi, i have f=fit(media(:), dev(:), 'a*x+x^2') plot(f,media,dev) I want to constrain a between 2 and 4 how can I do? Th...

etwa 4 Jahre vor | 1 Antwort | 0

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After a certain time for loop speed slow down?
Hi, I am creating a program with a for loop. As I have asked in another question I have learned to speed this process with vecto...

etwa 4 Jahre vor | 1 Antwort | 1

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Speed up a programme with for loops?
Hi, I am working with a program like this: E0=10 A = zeros(10000,10000); for k = 1:10000 for j = 1:10000 ...

etwa 4 Jahre vor | 1 Antwort | 0

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Fourier transform of a picture?
Hi, I'm trying to create a model that simulates a lens with fourier optics. Studying fourier optics I have this formula: ...

etwa 4 Jahre vor | 1 Antwort | 0

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How to change size of figure from rectangle to square?
I have this picture and what I notice is that, despite it is 10000x10000, it is a rectangle, how can I change it?

mehr als 4 Jahre vor | 2 Antworten | 0

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How to eliminate points with highest intensity in a color plot?
Hi, I have a matrix that I visualize with a color plot. But there are points with very high intensity that don't allow me to vis...

mehr als 4 Jahre vor | 1 Antwort | 0

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