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Ahmet Cecen


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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');...

11 months ago | 0

Answered
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...

11 months ago | 1

Answered
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...

11 months ago | 1

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Answered
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); ...

11 months ago | 0

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Answered
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...

11 months ago | 0

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

11 months ago | 1

Answered
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...

11 months ago | 1

Answered
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.

11 months ago | 0

Answered
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...

11 months ago | 1

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Answered
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...

11 months ago | 0

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

11 months ago | 0

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Answered
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...

11 months ago | 0

Answered
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...

11 months 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...

11 months ago | 0

Answered
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...

11 months ago | 0

Answered
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...

11 months ago | 0

Answered
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: %% ...

12 months 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...

12 months ago | 1

Answered
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...

12 months ago | 0

Answered
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...

12 months ago | 0

Answered
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 ...

12 months 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...

12 months ago | 0

Answered
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...

12 months 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...

12 months 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

12 months ago | 1

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Answered
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...

12 months ago | 1

Answered
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...

12 months 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');...

1 year 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...

1 year ago | 4

Answered
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));

1 year ago | 0

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