
William Thielicke
OPTOLUTION Messtechnik GmbH
Personal website: http://William.Thielicke.org Company website: http://www.Optolution.com Professional Interests: Animal locomotion, flow measurement techniques, micro air vehicles, robotics
Python, MATLAB, Visual Basic
Spoken Languages:
English, French, German
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Image undistortion with fixed camera position and single calibration image
Dear all, I want to undistort an image. The camera is fixed on a tripod. The camera captures the reflected light of particles w...
29 giorni fa | 2 risposte | 0
2
risposteDomanda
Image acquisition toolbox: Predict how many imgs can be buffered in RAM?
Hello, I am looking for a way to predict how many frames (approx.) I can capture to the RAM of my computer using the image proc...
8 mesi fa | 0 risposte | 0
0
risposteDomanda
Speed improvement of repeated cross-correlation of an "almost same area" ?
Hi, my question is probably more a mathematical one: I am calculating a cross-correlation of two sub-images to determine a disp...
8 mesi fa | 1 risposta | 0
1
rispostaDeblur image that has locally varying (but well known) motion blur
Dear Bjorn, thanks for your reply! I had a look at your code, but I think it will take me some more time to understand if I can ...
12 mesi fa | 0
Domanda
Deblur image that has locally varying (but well known) motion blur
Hi, I have an image where motion blur occurs due to long exposure photographing. I know the amount of motion blur for each pixel...
12 mesi fa | 3 risposte | 0
3
risposteDomanda
Colorbar range inconsistent in high aspect ratio images
Hi, I am certainly doing sth wrong, but I wonder why Matlab displays different colormap limits when I change the colormap locati...
circa un anno fa | 1 risposta | 0
1
rispostaHow can I open MATLAB data files in the PIVlab app?
PIVlab sessions can only be opened in PIVlab. If you want to work in MATLAB, you can export the results as mat file from PIVlab....
oltre un anno fa | 0
| accettato
imagesc: how to set NaN as white color
As this is still the first hit when searching on Google... The best solution IMHO: Setting data that is NaN to transparent se...
oltre un anno fa | 2
Domanda
Sudden drop in speed for large matrices. RAM full -> Prevention?
Dear all, I am doing image analyses with a toolbox called "PIVlab". At work, we recently bought a new camera with 25 MP resolut...
oltre un anno fa | 0 risposte | 2
0
risposteDomanda
cell2mat -> operation -> mat2cell : How...?
Hi, I have a cell aray that I need to convert to a 3D matrix, perform some operation, and then convert it back to the original c...
oltre un anno fa | 1 risposta | 0
1
rispostaDomanda
imwrite 12bit data?
Hello, I have a camera that gives me grayscale 12bit images. They are quite big, and the framerate is quite high, so I would lik...
oltre un anno fa | 0 risposte | 0
0
risposteDomanda
FEX: How to add links in the overview text?
Hello, I would like to have the text in my Matlab submission appear as a hyperlink: https://de.mathworks.com/matlabcentral/file...
oltre un anno fa | 0 risposte | 0
0
risposte'Clipping' the quiver plot
When anything uses "axis image", then it is not possible to disable clipping anmore... Is this desired behaviour? figure; imag...
oltre un anno fa | 0
Domanda
Best Matlab Editor replacement?
Is there a way to replace the MATLAB Editor? I think it is hardly better than windows notepad, which appears a bit ridiculous fo...
circa 2 anni fa | 4 risposte | 3
4
risposteDomanda
Core i7/i9 and Ryzen 7/9 and Threadripper etc owners: Please test your speed with my script. Looking for the suitable CPU for a Matlab computer
Hi, I know that this question has been asked very often. But me too, I am looking for the fastest computer to run some very spec...
circa 2 anni fa | 0 risposte | 0
0
rispostePractical way to have multiple "drawrectangle" and work with them
Ok, I found something in the help: hfhs = findobj(gca, 'Type', 'images.roi.Rectangle') Calling this just before starting the t...
circa 2 anni fa | 0
| accettato
Domanda
Practical way to have multiple "drawrectangle" and work with them
I have an image displayed in an axes. The user should draw multiple rectangles using drawrectangle (command started via menu com...
circa 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Customize "implay"
Hi, is it possible to customize matlabs inbuilt video player? I would like to hide the toolbar and the menu. Something like:...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Vectorize for loop: corr2(A(:,:,i),B(:,:,i))
Hi, I am trying to accelerate a function and am unable to perform this myself, so I am hoping for your help. I have a set of 10...
oltre 2 anni fa | 1 risposta | 0
1
rispostaQuestion: subplot axes label cut off (activepositionproperty problem?)
So this bug still hasn't been fixed...? After 8.5 years...?
oltre 2 anni fa | 5
Domanda
Matlb Projects / Git: The remote update was rejected by the target: refs/heads/main->refs/remotes/origin/main
Hi, I am new to all this version control and trying to work on my repo: https://github.com/Shrediquette/PIVlab/ In Matlab, I a...
oltre 2 anni fa | 0 risposte | 0
0
risposteFileExchange: Zip, Toolbox, App
I got a good answer from the support (after some discussion why they should help me although my Matlab subscription has expired....
oltre 2 anni fa | 0
| accettato
Domanda
FileExchange: Zip, Toolbox, App
I want my contribution (it is a GUI for image analysis) to be available as: zip archive (with just the .m files etc. that are ...
circa 3 anni fa | 1 risposta | 1
1
rispostaDomanda
What function fits my data...?
Hello, I am a bit unsure if this is the correct place to ask my question, but I'll try anyways: I am doing laser triangulation,...
oltre 3 anni fa | 2 risposte | 0
2
risposteDomanda
Custom GUI: Check for updates
Hi, I made a Toolbox that I am updating from time to time. Is there a way to notify users that an update of my Toolbox has been ...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
Circular vs. linear convolution of 2D data
Hi, there is an example for 1D data and circular vs linear convolution here: https://de.mathworks.com/help/signal/ug/linear-and...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
File Exchange: Package as App? Package as Toolbox? Enable checkbox "Package as Toolbox"? Include .mltbx and .mlappinstall in zip...?
Hello, I have large difficulties to understand how to supply my app to Matlab File Exchange. My aim is to enable all users to i...
circa 4 anni fa | 0 risposte | 0
0
risposteAzimuth data: Colormap wrapping when performing interpolation
ThabkThank you veryvery much for your helphelp!
circa 4 anni fa | 0
Domanda
Azimuth data: Colormap wrapping when performing interpolation
Hello, I have a problem with interpolating a colormap for azimuth / circular data... Please check the attached images: The colo...
circa 4 anni fa | 2 risposte | 0
2
risposteDomanda
How to test GUIs on different systems?
Hi, I think this is my first question here, and I'll start right away with a silly one. The first impression is most important,...
oltre 4 anni fa | 0 risposte | 0