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Soum


Last seen: 10 días ago Active since 2013

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nonsubsampled Contourlet decomposition NSCT
I have an image (medical image) 1024*1024 I'm trying to decompose it using the NSCT toolbox but every time I run the code I got ...

alrededor de 6 años ago | 0 answers | 0

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answers

Question


save .TIFF file
I have an image (medical image) stocked as .TIFF file, when I read it I’ve found 4 matrix the first, the second and the third on...

alrededor de 6 años ago | 1 answer | 0

1

answer

Question


noise type: PDF+Hypothesis test
I have a 2D matrix of values. I've considered these values as a noise. What I'm trying to do is to draw the PDF of my matrix and...

alrededor de 6 años ago | 0 answers | 0

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answers

Question


ContourletSD ContourletSDmm_ne.m file
In order to denoise my data I used the conourletSD toolbox in http://lu.seas.harvard.edu/software/contourletsd-matlab-code-imple...

más de 7 años ago | 0 answers | 0

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answers

Question


how we choose the number of direction in each level for contourlet
I want to ask about the way we choose the direction in contourlet for example levels = [0,2,3,4,5] ; here they have di...

más de 7 años ago | 0 answers | 0

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answers

Question


difference between imhist and histfit
Hi; I applied the wavelet transform on series of images, then I tested the distribution of their coefficients by plotting the...

casi 8 años ago | 1 answer | 0

1

answer

Question


Extract Noise Parameters from images
Hi All: I'm trying to extract noise parameters from a gray image which contains an object. I did the binarisation then masked...

casi 8 años ago | 1 answer | 0

1

answer

Question


32 bits effect on tif images
hi; why when I convert my *gray* images to 32 bits by using uint32 instruction they get *'sombre'*,what can I do? my ima...

más de 8 años ago | 1 answer | 0

1

answer

Question


save images as tif 32 bits by using imwrite
Hi; I'm trying to save my images as tif 32 bits but I got this Error: *Cannot write uint32 data to a TIFF file* this i...

más de 8 años ago | 2 answers | 0

2

answers

Question


use imwrite for images sequence
Hi ; I'm trying to save my data 'Images' after some treatment by using imwrite but the problem is that imwrite does not w...

más de 8 años ago | 1 answer | 0

1

answer

Question


is there any function which replaces the function imwrite under matlab for .dm3 images?
Hi; I have a .dm3 images I read them but after applied some processing I want to write them under a specific file I usual...

más de 8 años ago | 0 answers | 0

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answers

Question


How can I read a .DM3 files
Hi; I want to ask if is it possible to read .DM3 files under matlab I have a series of microscopy images and i want to read t...

más de 8 años ago | 0 answers | 0

0

answers

Question


Daubechies wavelets effect during the Denoising process
Hi everyone; I'm really confused about some results I got during Denoising An image (a hole in gray Background)as shown i...

más de 8 años ago | 0 answers | 0

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answers

Question


How to show Tiff stacks
Hi everyone; I'm trying to show a tiff stack '57 images as one file' but I faced this problem: Warning: Can only display...

más de 8 años ago | 3 answers | 0

3

answers

Question


Db3 and Haar wavelets properties
Hi :); Is there someone who can explain to me why when I apply Db3 on my Test image which contains a hole it shifts especiall...

casi 9 años ago | 0 answers | 0

0

answers

Question


Average of 10 images
Hi; I read a series of images and I want to calculate their average I've written this code : I=zeros(size(Io)) for ...

casi 9 años ago | 1 answer | 0

1

answer

Question


SNR IN and SNR OUT
Hi; In order to compare the noisy and the De-noised image i should calculate the SNR IN and The SNR OUT SNR IN :the SNR be...

casi 9 años ago | 0 answers | 0

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answers

Question


ERROR From STD 'standard deviation'
Hello every one; is anyone knows how can I extract the error between two images from their variance? knowing that I have the ST...

casi 9 años ago | 1 answer | 0

1

answer

Question


MSE Mean Square Error
I De-noise some images and I want to evaluate them so I calculate SNR but I want to use another like Mean Square Error (MSE) I s...

casi 9 años ago | 5 answers | 1

5

answers

Question


series of images as one 3D images
Hi; My Question is about how can I collect my images as one image to work on it like 3D image knowing that I have 9 images .tif...

casi 9 años ago | 1 answer | 0

1

answer

Question


Denoising by Donoho algorithm
Hello I'm trying to apply Donoho formula on my noisy image to get the threshold value and apply it on details coefficients whic...

alrededor de 9 años ago | 1 answer | 0

1

answer