Ahmet Cecen

Last seen: 4 months ago

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258 total contributions since 2012

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Answered
How can I simplify the polygon?
Well purely speculating, assuming you have a binary image with those lines: FilledPolygons = imfill(PolygonImage,'holes');...

2 years ago | 0

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Can someone figure out whats wrong with my code?
You are a call to a function like this: [Out]=UDF_Uncontrol(E0,y0,yc2,h,q2); which returns an "Out" variable that is not...

2 years ago | 1

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Saving my own function to be used as MATLAB built-in functions
Create a startup.m file in your MATLAB user folder(usually Documents/MATLAB) then use <https://www.mathworks.com/help/matlab/ref...

2 years ago | 1

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How to get the maximum consecutive NaNs for each column
Here you go: result = zeros(1,size(A,2)); for i = 1:size(A,2) B = isnan(A(:,i)); CC = bwconncomp(B); ...

2 years ago | 0

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how can ı solve 'Not enough input arguments.' error?
You named your variable handle, and probably didn't define it. handle is already defined in MATLAB so it thinks that your trying...

2 years ago | 0

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Finding p-value of coefficients of a trained model
Just load the model then explore using dot notation: M.RegressionGP RegressionGP PredictorNames: {'column_...

2 years ago | 1

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Why does a for-loop stop at the correct place when you use the same counter name as your upper limit?
Because the upper limit is evaluated at the beginning of the execution when *r = 7*. If you want the loop condition to be evalua...

2 years ago | 1

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How to multiply 3d-arrays without image processing toolbox
Don't resize the Image, resize the Mask. I am assuming the Mask is 0/1 binary, so use nearest neighbor interpolation method.

2 years ago | 0

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Looping a switch statement
This is not the safest way to do this, and you will likely realize why later, but for purely educational purposes: while tru...

2 years ago | 1

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In an assignment A(:) = B, the number of elements in A and B must be the same.
Just convert that to: ExpectedReturn = cell(size(r)); %... ExpectedReturn{i}=-1*round(FVAL/0.01)*0.01; and let it...

2 years ago | 0

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How do I get the same image as generated by imagesc using ind2rgb
Try: map=jet(256);

2 years ago | 0

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How do I limit the range of a colormap when using imwrite
You should get the same effect if you just did: rhoi(rhoi<.45*min(rhoi(:))) = .45*min(rhoi(:)); rhoi(rhoi> 0.55*max(rhoi...

2 years ago | 0

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edge detection filters are not detecting my edges for the matrix I created, even though the gradient changes are super obvious
I believe the very small size of your image is messing with the heuristics of the "edge" function to find thresholds. You can ei...

2 years ago | 1

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Answered
plotting a bar chart with "text" categories on the x-axis
Here is a start: example = readtable('example.CSV'); example = sortrows(example,'Group'); h = bar(table2array(examp...

2 years ago | 0

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Create Text file containing list of file names
Almost there. Add these lines to the bottom and it should work: files(1:2) = []; % get rid of . and .. fileID = fopen(fu...

2 years ago | 0

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Unable to add xlabel to subplots with secondary axis
The only reason I can think of for this to happen is if you used the name "xlabel" somewhere else in the code. I can replicate t...

2 years ago | 0

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Overlay of dashed cells on imagesc
I just answered a question like this, but you have a unique aspect with the pattern. See if you can make sense of this: %% ...

2 years ago | 1

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Answered
overlay 2 imagesc, where one is a section of the larger
This is kinda messy to do in MATLAB. See if you can decipher this: %% Inputs A = rand(100,100); %Big Image B = 2*rand...

2 years ago | 1

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Will uifigure allow plot toolbar in a future release?
While this is something only an insider will know at this point, I will point out as a workaround that you can still "pop" a fig...

2 years ago | 1

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How can I convert STL file into stacks of 2D images?
Laziest and slowest way of doing this, but probably the most surefire way, is to use a scattered interpolant. Depending on the t...

2 years ago | 0

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How to plot the content of a Structure without using a for loop?
Yes, in a way that is not apparent at first look, but very simple when you think about it: [pop.Position] I believe you ...

2 years ago | 0

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Answered
Why do I get Error: File: exercise_1_b.m Line: 8 Column: 28 Unexpected MATLAB operator.
s_t = A_c * (1 + k_a * m_t) .* cos(2 * pi * f_c * t); The operator is ".*" not ". *". That being said there are still othe...

2 years ago | 0

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How do I separate date and time of a raw date?
arrayfun(@(x) strsplit(x,' '),string(a),'UniformOutput',false) string(a) - this makes the data easily process-able, convert...

2 years ago | 1

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Answered
Centroid of thin-edged (One Pixel thickness) connected blobs
regionprops(bwconncomp((imfill(A,'holes')-A),4),'centroid') 1) Fill the holes/"blobs" in the image. 2) Subtract the boun...

2 years ago | 0

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Answered
How can you call a LabVIEW VI from MATLAB script?
If you have them both installed this should just work: !test.vi

2 years ago | 1

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Extracting iso-surface in n dimensional space
You can actually get a semi-accurate pixelized estimation of this very fast (O(nlogn)) regardless of dimensions using a mean fil...

2 years ago | 1

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App Designer- How do I get my drop down box to output to Edit Field boxes?
Ok, first of all something that should have been immediately visible that I didn't notice before failing to run your app is that...

2 years ago | 0

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Answered
Can't seem to properly debug "In an assignment A(:) = B..." error
I am guessing this error is due to null matrices appearing as a result of this call: find(croppedImage(:, col), 1, 'last');...

2 years ago | 0

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Answered
How do I get a zoomed portion of a plot inside a plot, to enhance the visualization?
I am giving you the framework that you can use to do this the way you want. Every component of what you asked is there, they are...

2 years ago | 4

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I want to convert from Cartesian to spherical coordinates in MATLAB. I have tried to use cart2sph in MATLAB but it is showing some error
You have to actually input the x, y and z vectors separately.Like [azimuth,elevation,r] = cart2sph(V(:,1),V(:,2),V(:,3));

2 years ago | 0

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