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Stelios Fanourakis


199 total contributions since 2017

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Question


How to bridge the gaps
Please, see attached image. I already, tried bwmorph(img,'bridge'); but it couldn't connect the detached lines. I don't wan...

4 days ago | 1 answer | 0

1

answer

Question


How do I count the number of pixels from top white to bottom white pixel?
Hello I attach the image I want to work with. I define with red vertical lines the width or the space of the area I want t...

6 days ago | 1 answer | 0

1

answer

Answered
How to connect the ANSYS Workbench to Matlab to perform the optimization loop in Matlab ??? Please...
Hello @Nawfal. Can you please describe me the technique you used to obtain stress strain in ANSYS? Maybe provide me some link....

6 days ago | 0

Question


Why dice similarity is so low for those two images?
Please see attached images. Even in the eye seem that are very close one image to the other since they are more or less the same...

10 days ago | 1 answer | 0

1

answer

Question


Boost/Enhance white pixels
Hi How can I enhance or boost the white pixels of the image? Like multiplying them, make them double. Generally, thicker whit...

10 days ago | 1 answer | 0

1

answer

Question


Get the red lines only. Discard anything else
Hello I need a thresholding to get the red pixels (lines) only and discard anything else. Like a masking of the red lines (se...

11 days ago | 0 answers | 0

0

answers

Question


how to create convex hull from white pixels
Dear All I attach my image. The red circle annotates the white line I need to trace. The endpoints of this white line are ann...

1 month ago | 1 answer | 0

1

answer

Question


An edge outline segmentation suggestion please
Dear All Here is a very interesting and challenging task you may contribute to help me. I have an ultrasound image with an...

1 month ago | 1 answer | 0

1

answer

Question


Matlab crashes after mex from cpp
Hello I usually have my Matlab crashes after the succesfully completion of mex from cpp to mexmaci64. It gives a warning mess...

2 months ago | 0 answers | 0

0

answers

Question


Random Walker automated ?
Hello I would appreciate an automated version of random walker segmentation algorithm. Means that the seeds on the image will b...

2 months ago | 0 answers | 0

0

answers

Question


Where is gradmag in Matlab?
I try to use gradmag and I get the error "Undefined Function or variable" Did gradmag become imgradient?

3 months ago | 1 answer | 0

1

answer

Question


A way to segment bone in the Ultrasound Image
Hello As you can see I attach two images. The original us image and the other is after applying a harry's edge detector filter....

3 months ago | 1 answer | 0

1

answer

Question


Why do I get this error since there is only one function?
Hello I get the below error Error: File: SegmentBone.m Line: 7 Column: 18 Function with duplicate name "SegmentBone" cannot...

3 months ago | 1 answer | 0

1

answer

Question


Error with function duplicate name where there is only one function.
Hello Matlab tries to call a function with the name "SegmentBone" as you can see from the example but I get the error of duplic...

3 months ago | 0 answers | 0

0

answers

Question


How do I convert to Mex from Cpp using Xcode ver 10
For Mac Users, I need that info. Thanks

3 months ago | 2 answers | 0

2

answers

Question


Cpp to Mex conversion
How can I do a cpp conversion to mex? Thanks

3 months ago | 2 answers | 0

2

answers

Question


Matlab Crushes when new .m file is added
Whenever I add a new .m file in the current folder, Matlab doesn't automatically recognize it and it prompts me to either change...

3 months ago | 2 answers | 0

2

answers

Question


Ultrasound Bone Segmentation via Matlab
Hello Does anyone have resources for Bone segmentation in Ultrasound images, using Matlab? Welcome all suggestions. Th...

4 months ago | 0 answers | 0

0

answers

Question


writetable command is not working
Hi I am using this command to export from Matlab to Excel o = array2table(Pd) writetable(o,'ManualVsAutomated.xls','Sheet...

4 months ago | 0 answers | 0

0

answers

Question


How to make Chan Vese active contour more robust?
Hello I am using Chan Vese active contour to segment some Ultrasound images. I was wondering whether there are several ways t...

4 months ago | 0 answers | 0

0

answers

Question


Why can't I run my python script from Matlab?
Hi I am trying to use this line py.intervals.py(); Where intervals is a python script. I get the error >> py.interva...

4 months ago | 2 answers | 0

2

answers

Question


How can I estimate the average for each one of the intervals in an x axis?
Hi I need a method to split my x axis into intervals and estimate the average for each one of the intervals. The plots are po...

4 months ago | 1 answer | 0

1

answer

Question


How can I define two tones in a grayscale image
Hi I have an ultrasound image with lots of gray tones. I want to threshold the image by defining two of its tones. The higher...

4 months ago | 1 answer | 0

1

answer

Question


How can I make this active snake contour more robust??
Hello I am using a ChanVese active contour from the MathWorks community. I need to make it more robust. I need it to segment ...

5 months ago | 0 answers | 0

0

answers

Question


How to write my own active contour?
Hello I am interesting writting my own active contour for automated ultrasound segmentation. It coulb be similar to Chan Vese...

5 months ago | 0 answers | 0

0

answers

Question


Why region_seg_demo is not working for the imcrop size of my preference?
Hi I use the below code I found in the Mathworks community S = uigetfile('*'); Img= imread(S); Img = double(Img(:,:,1...

5 months ago | 0 answers | 0

0

answers

Question


Why do I get NaN values?
I have used exactly the same code for Sheet 5 and different column names and I get numerical values but when I use it at Sheet 6...

5 months ago | 0 answers | 0

0

answers

Answered
How to use polyfit to get the difference out of two functions?
Actually, both datasets are high degree polynomials e.g 6. They are almost identical and need to find their difference. How do I...

5 months ago | 0

Question


How to use polyfit to get the difference out of two functions?
Hi I have two datasets (X,Y). For every value of Y that corresponds to a value of X. I am thinking of applying a polyfit com...

5 months ago | 3 answers | 0

3

answers

Question


How do I compare two images?
Hi I have two images. One was manually segmented and the other used an automated method. Both images segments the same in...

6 months ago | 2 answers | 0

2

answers

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