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Abbas Cheddad


Blekinge Institute of Technology, Sweden

103 total contributions since 2007

www.abbascheddad.net

Professional Interests: Image Processing, Computer Vision, Steganography, Pattern Recognition, Optical Projection Tomography, etc

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Submitted


Delaunay triangulation based binary image morphing (DTBIM)
This is a new way to dilate binary objects (shapes, digits, etc.). Not meant to replace bwmorph.

3 months ago | 4 downloads |

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Answered
Missing components in Web built-in function?
Hi all! With the MATLAB R2016a release, the issue is apparently fixed. All the best! Abbas

1 year ago | 0

Question


Filling image area that is bound by a Delaunay triangle
Hello, Let's say that we are treating dot patterns obeying some sort of arrangement on a given image. When calling Matlab's _...

1 year ago | 0 answers | 0

0

answers

Answered
Missing components in Web built-in function?
Hi Guillaume, Based on my test below, I guess the problem (the bug) is persistent only in MATLAB Compiler R2012a&b. MATLA...

3 years ago | 1

Responded


Re: Image pixel coordiates interpolation from a limited points
Thank you! I will check your suggestion. All the best! Abbas

4 years ago | 3879 views

Responded


Re: Image pixel coordiates interpolation from a limited points
Super! Thanks a million. I will try out what you suggested.

4 years ago | 3879 views

Responded


Re: Image pixel coordiates interpolation from a limited points
Super! Thanks a million. I will try out your suggestions, I guess the imline function is what I am looking for. Cheers, Abbas ...

4 years ago | 3879 views

Posted


Image pixel coordiates interpolation from a limited points
Hi, I would like to set pixels in an image to a specific value along with the intermediate pixels (pixels that lie between two ...

4 years ago | 3879 views

Responded


Re: GLM function
Thanks, I got an answer which was sent to my inbox.

4 years ago | 1530 views

Posted


GLM function
Hi guys, A very short question to those who are using the statistical toolbox. I would like to use the generalized linear regre...

4 years ago | 1530 views

Responded


Re: Web function
Any thoughts around this problem guys?

4 years ago | 1896 views

Question


Missing components in Web built-in function?
*Hi!* I have a persistent problem across the different MATLAB versions (R2012a and R2012b, 32 bit) which is related to a comp...

4 years ago | 4 answers | 1

4

answers

Answered
i've divided the image into non-overlapping blocks and i want to calculate the mean of every block...
Hi there, You could do the following: %%%%%%%%%%%%% fun = @(block_struct) mean2(block_struct.data); I2 = block...

4 years ago | 1

Posted


Web function
Hi! I have a persistent problem across the different MATLAB versions (R2012a and R2012b, 32 bit) which is related to a compilat...

4 years ago | 1896 views

Submitted


A Fast Image Segmentation using Delaunay Triangulation (Revisited)
This is a tuned version of the old post on Delaunay-based image segmentation.

5 years ago | 10 downloads |

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Responded


Re: load image resolution decreased, draw flowchart
Have you tried exporting the image as .gif? GIF is ideal for art works. When reading it to MATLAB make sure to display that as: ...

6 years ago | 6333 views

Responded


Re: load image resolution decreased, draw flowchart
Leo, Imshow comes with some settings which you can manipulate to display the image as is without down-sampling (namely the 'Ini...

6 years ago | 6333 views

Responded


Re: load image resolution decreased, draw flowchart
Use imshow instead of image. rgb = imread('algo.png'); imshow(rgb); %axis off %axis image Your 2nd question Bar and Area Gr...

6 years ago | 6333 views

Responded


Re: stop push button
You can adopt and customize this to your needs: http://www.mathworks.se/matlabcentral/fileexchange/26543-matlab-play-wave-file-...

6 years ago | 1838 views

Responded


Re: matlab command to create a new folder
mkdir('folderName')

6 years ago | 2210 views

Responded


Re: matrix to image
As I understand from your 1st message, there are two problems you'r facing: 1) When I call 'pic2()' why it prints the matrix? ...

6 years ago | 1267 views

Responded


Re: Finding negative array elements then replacing them.
Guys, He says: "I want to take those negative angles and add 2pi to them to express in a certain convention." So he is trying t...

6 years ago | 1413 views

Responded


Re: Finding negative array elements then replacing them.
A = [ -0.76 0.28 -0.31 0.86 0.79] Alternatively you can simply use this one line without allocating idx to a new array:

6 years ago | 1413 views

Responded


Re: smooth/filter
X is your "v_sm" vector and you can pre-allocate Y by having Y=v_sm.

6 years ago | 2102 views

Responded


Re: smooth/filter
Atefeh, Ok, I see what you mean. Here is a "dirty" solution to smooth the first half of the curve, I am not saying it is the be...

6 years ago | 2102 views

Responded


Re: matrix to image
Use instead imwrite(logical(I),'x.bmp','bmp'); %Normally bmp is written with a colormap better use png or tif imwrite(logical(...

6 years ago | 1267 views

Responded


Re: smooth/filter
Afeteh, In my eyes the plot is already smooth. Well, when you say "I can't get it smoothed enough" I would have answered how sm...

6 years ago | 2102 views

Responded


Re: calling matlab function in push button
Executes on button press in Browse1. function Browse_Callback(hObject, eventdata, handles) % hObject handle to Browse (see GCBO)...

6 years ago | 21536 views

Responded


Re: calling matlab function in push button
Amira, If you meant to set the retrieved pathname from the Browse button, try calling the edit2 from the Browse callback % ---...

6 years ago | 21536 views

Responded


Re: calling matlab function in push button
Amira, Try the following if it works for you. Create a button in GUI and called it "Browse" and then insert the code below in .m...

6 years ago | 21536 views

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