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Ann G


26 total contributions since 2015

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Question


Breast Density in Mammography Dicom Images
Is there a way to extract the breast density of a mammography through Matlab code?

6 months ago | 1 answer | 0

1

answer

Answered
Finding coordinates of a rectangle in a picture
You can use the ginput and save the coordinates x,y by choosing the items. [x,y]=ginput; save x save y

3 years ago | 1

Question


How to save slices in a 3D matrix?
I have created a code where I crop a ROI from each slice of a medical image...I need to save each ROI in a matrix and produce a ...

3 years ago | 0 answers | 0

0

answers

Question


How can I find the pixel size of an image?
I want to know the pixel size to calculate the size of an image... number of pixels * pixel size

3 years ago | 2 answers | 0

2

answers

Question


How to calculate First Order Energy?
I have this equation: Energy=sum((n1)./sum(n1).^2), where n1 is the number of counts of the histogram..Is it correct?B...

3 years ago | 0 answers | 0

0

answers

Question


How to calculate the diameter of a ROI?
I would like to calculate the diameter of ROIs/figures..How can I do that?

3 years ago | 1 answer | 0

1

answer

Question


How to call a function inside a loop with a counter?
I want to call a function inside a loop..I call it like that: flag=0; for i=1:3 flag=flag+1; mean(flag)=...

3 years ago | 1 answer | 0

1

answer

Question


How to save all data from a loop in excel?
I calculate statistical values like Entropy, Energy, Mean etc from a 3D image..So I use a loop to go through all slices of the i...

3 years ago | 1 answer | 0

1

answer

Question


Why is cluster shade and information measure of correlation1 negative?
Hello...I have used the function <http://www.mathworks.com/matlabcentral/fileexchange/22187-glcm-texture-features/content/GLCM_F...

3 years ago | 0 answers | 0

0

answers

Question


How can use roipoly in a 3D image?
I have created a code in which I use ginput, roipoly and imcrop in order to select a ROI from a 2D slice. How can I do that in ...

3 years ago | 0 answers | 0

0

answers

Question


How can I produce the histogram with specific number of bins and calculate the number of counts in matlab 7.5.0?
Hello, Have a nice year everyone. I would like to ask you how can I produce a histogram with specific number of bins and calcula...

4 years ago | 1 answer | 0

1

answer

Question


First Order Texture Features
I found this code that calculates some of the first order feautures. But it calculates in different ways the features and I get ...

4 years ago | 0 answers | 0

0

answers

Question


How to save struct data from struct to excel?
How can I save the output data of my matlab code in an excel file when the data are struct?

4 years ago | 2 answers | 0

2

answers

Question


How can I convert a dicom image into tiff?
I would like to convert a dicom image into tiff. Do I use imwrite?How can I convert it into 256 gray values?

4 years ago | 1 answer | 0

1

answer

Question


Neighbouring Gray Level Tone Dependence Matrix
I need to calculate the NGLTD matrix for a dicom image..How can i do that?

4 years ago | 1 answer | 0

1

answer

Question


How can I get full values instead of 1x4 double?
I use a matlab code to calculate texture features. But instead of real values like 3,0567 I get 1x4 double. How can I get real o...

4 years ago | 1 answer | 0

1

answer

Question


How can I calculate Haralick's texture features in a 2D image??
How can I calculate Haralick's texture features in a 2D image except correlation,contrast, energy, homogeneity??

4 years ago | 2 answers | 0

2

answers

Question


How can I calculate Texture Features of Haralick?
I am trying to calculate all Haralick's texture features, but I am a little bit confused! Can anyone help me?

4 years ago | 0 answers | 0

0

answers

Question


NGTD and NGL matrix
Does anyone know how to calculate NGTD and NGL matrix?

4 years ago | 0 answers | 0

0

answers

Question


Multiply Image with a mask
I have a specific Dicom image (uint16) and i want to multiply it with a mask (double) and then use the final image to generate o...

4 years ago | 1 answer | 0

1

answer

Question


Rename images using ImageIndex
Hello everyone! I would like to ask you how can I rename images (DICOM) in a folder using ImageIndex of each one from their info...

4 years ago | 1 answer | 0

1

answer

Question


Unknown size matrix-Cut image
Hello everyone..I want to create a matrix where I will put specific elements of a ROI (e.g. >0) but i do not know the size of th...

4 years ago | 1 answer | 0

1

answer

Question


How to choose a specific area of an image?
I would like to ask you how to choose a specific area of an image and then use the elements of this content?

4 years ago | 2 answers | 0

2

answers

Question


Impoly to choose all the ROI
Hello! I would like to ask, how can I use impoly to choose all the ROI and not just the polygon that is around it!

4 years ago | 1 answer | 0

1

answer

Question


Open a DICOM Image
I would Like to ask how can I open a DICOM image with dicomread??

4 years ago | 1 answer | 0

1

answer

Question


Impoly combined with GLCM
Hello!! I would like to ask how can I use the impoly command to choose a spesific part of an image and then use the glcm command...

4 years ago | 1 answer | 0

1

answer