# Stelios Fanourakis

Last seen: 4 years ago Active since 2017

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Question

How can I determine conditions and interpolate where necessary?
Hello Assumingly we have a conditional state for most of the y values on axis and need to interpolate where necessary or where ...

4 years ago | 1 answer | 0

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How to read numbers spreadsheets from Mac using Matlab
Hi I am using the xlsread command to read numbers spreadsheets in Matlab but I get the error that cannot find the file. The fil...

4 years ago | 2 answers | 0

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Can someone please tell me what the stress values are in the Matlab examples?
Hi Can someone please implement one of the below examples and tell me what the stress values are? Are they Newton, Pascals, som...

4 years ago | 0 answers | 0

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Interpolate among Datasets so one set matches the other
Hi I have two datasets with different dimensions. Needs to be matched somehow and one dimension needs to be interpolated to fi...

4 years ago | 2 answers | 0

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InterpolateStress for Nonlinear Materials (Partial Differential Equations Toolbox)
Hello For those familiar to the topic. How can I use the above line structuralProperties(structuralmodel,'PoissonsRatio',0....

4 years ago | 0 answers | 2

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Interpolation or curve fit data suggestions
Hello I have a series of excel data (X,Y) more than 1000 rows. They are forces and deformation. Do you know empirically what is...

4 years ago | 1 answer | 0

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Question

Statistical Modeling and Boundary Conditions References
Hello I want to develop a statistical model to estimate pressure on an object. I am new on this and just started reading lite...

4 years ago | 1 answer | 0

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Equivalent to lsqcurvefit() without the need of the optimisation toolbox
Hi Please let me know additional equivalent functions to lsqcurvefit() with no need to have the optimization toolbox and yield ...

4 years ago | 1 answer | 0

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Suggestions for predicting the displacement of a graph or force estimation.
Hello This question is aimed mostly to engineers but whoever believes he can handle it may give his valuable advice. I have a ...

4 years ago | 0 answers | 0

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Why my plot doesn't seem correct?
Hi I am using a binary image of white and black pixels (see attached image). I want to plot the white area of pixels so I am us...

4 years ago | 0 answers | 0

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Question

How to assign each axes to hold/keep its own image?
Hi I have this set of lines set(get(gca,'children'),'cdata',squeeze(Img(:,:,S,:))); %% For Axes 1 set(get(gca,'children'),'c...

4 years ago | 1 answer | 0

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Why slider doesn't run through the images/slices?
Hi I have a few axes and sliders to run through a stack of images. 15 images in total in a stack should be accessed by slidin...

4 years ago | 0 answers | 0

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Question

How can I lock resolution on images?
Hi Let me give an example. I designed a GUI figure using GUIDE putting some elements upon it such as sliders, buttons, etc. Thi...

4 years ago | 2 answers | 0

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How can I link the last white dot line pixels of the image?
Hi I want to link the last white pixels (lines,dots) of the image as you see it. Measuring from bottom to top of the image ar...

4 years ago | 1 answer | 0

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How to extract the main square, image window of the ultrasound image?
Hi I need some help. How do I extract/crop the main square of the ultrasound image. The image window that shows the valua...

4 years ago | 3 answers | 0

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Please don't delete or flag my questions. This is important for me. Next time, I will flag other's questions as weill. To ...

4 years ago | 1 answer | 0

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Experts on GUI please thumb up
Hello I am looking on experts on GUI. Please, see my previous question about the WindowScrollWheelFcn and how to synchronize ...

4 years ago | 0 answers | 0

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Why this error withthe scrolling wheel function? How can I solve it?
Hi I use a function called 'WindowScrollWheelFcn' to synchronize the mouse wheel scrolling with the movement of some sliders ...

4 years ago | 1 answer | 0

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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...

5 years ago | 1 answer | 0

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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...

5 years ago | 1 answer | 0

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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....

5 years ago | 0

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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...

5 years ago | 1 answer | 0

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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...

5 years ago | 1 answer | 0

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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...

5 years ago | 0 answers | 0

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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...

5 years ago | 1 answer | 0

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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...

5 years ago | 1 answer | 0

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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...

5 years ago | 1 answer | 0

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

5 years ago | 0 answers | 0

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Question

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

5 years ago | 1 answer | 1

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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....

5 years ago | 1 answer | 0