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Question
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 ...
8 years ago | 0 answers | 0
0
answersQuestion
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...
8 years ago | 1 answer | 0
1
answerQuestion
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...
8 years ago | 0 answers | 0
0
answersQuestion
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...
10 years ago | 0 answers | 0
0
answersQuestion
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...
10 years ago | 0 answers | 0
0
answersQuestion
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...
10 years ago | 1 answer | 0
1
answerQuestion
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...
10 years ago | 1 answer | 0
1
answerQuestion
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...
11 years ago | 1 answer | 0
1
answerQuestion
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...
11 years ago | 2 answers | 0
2
answersQuestion
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...
11 years ago | 1 answer | 0
1
answerQuestion
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...
11 years ago | 0 answers | 0
0
answersQuestion
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...
11 years ago | 0 answers | 0
0
answersQuestion
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...
11 years ago | 0 answers | 0
0
answersQuestion
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...
11 years ago | 3 answers | 0
3
answersQuestion
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...
11 years ago | 0 answers | 0
0
answersQuestion
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 ...
11 years ago | 1 answer | 0
1
answerQuestion
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...
11 years ago | 0 answers | 0
0
answersQuestion
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...
11 years ago | 1 answer | 0
1
answerQuestion
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...
11 years ago | 3 answers | 1
3
answersQuestion
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...
11 years ago | 1 answer | 0
1
answerQuestion
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...
11 years ago | 1 answer | 0
1
answer
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