William Thielicke

OPTOLUTION Messtechnik GmbH

Last seen: ein Tag vor | Aktiv seit 2008

Personal website: http://William.Thielicke.org Company website: http://www.Optolution.com Professional Interests: Animal locomotion, flow measurement techniques, micro air vehicles, robotics

Programming Languages:
Python, MATLAB, Visual Basic
Spoken Languages:
English, French, German

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PIVlab - particle image velocimetry (PIV) tool with GUI
Easy to use, GUI based tool to analyze, validate, postprocess, visualize and simulate (micro) PIV data. Optional parallel comput...

15 Tage vor | 1199 Downloads |

Frage

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...

4 Monate vor | 0 Antworten | 0

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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...

4 Monate vor | 1 Antwort | 0

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Keyword occurance in academic papers (google scholar)
This function gets the amount of hits for a specific keyword per year, using google scholar. Inspired by https://zenodo.org/reco...

7 Monate vor | 1 Download |

Beantwortet
Deblur 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 ...

8 Monate vor | 0

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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...

8 Monate vor | 3 Antworten | 0

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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...

11 Monate vor | 1 Antwort | 0

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Beantwortet
How 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....

etwa ein Jahr vor | 0

| akzeptiert

Beantwortet
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...

etwa ein Jahr vor | 2

Gesendet

Webcam Realtime Motion Tracker
Example of how to track space-resolved motion in realtime from a webcam video stream.

etwa ein Jahr vor | 25 Downloads |

Frage

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...

etwa ein Jahr vor | 0 Antworten | 2

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Frage

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...

mehr als ein Jahr vor | 1 Antwort | 0

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Frage

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...

mehr als ein Jahr vor | 0 Antworten | 0

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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...

mehr als ein Jahr vor | 0 Antworten | 0

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Beantwortet
'Clipping' the quiver plot
When anything uses "axis image", then it is not possible to disable clipping anmore... Is this desired behaviour? figure; imag...

mehr als ein Jahr vor | 0

Gelöst

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

mehr als ein Jahr vor

Frage

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...

mehr als ein Jahr vor | 4 Antworten | 3

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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...

mehr als ein Jahr vor | 0 Antworten | 0

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Practical 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...

fast 2 Jahre vor | 0

| akzeptiert

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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...

fast 2 Jahre vor | 1 Antwort | 0

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Preview and play video files
Very simple and easy tool to play and preview video files.

fast 2 Jahre vor | 3 Downloads |

Frage

Customize "implay"
Hi, is it possible to customize matlabs inbuilt video player? I would like to hide the toolbar and the menu. Something like:...

fast 2 Jahre vor | 1 Antwort | 0

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Frage

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...

fast 2 Jahre vor | 1 Antwort | 0

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Beantwortet
Question: subplot axes label cut off (activepositionproperty problem?)
So this bug still hasn't been fixed...? After 8.5 years...?

etwa 2 Jahre vor | 5

Frage

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...

etwa 2 Jahre vor | 0 Antworten | 0

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Beantwortet
FileExchange: 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....

mehr als 2 Jahre vor | 0

| akzeptiert

Frage

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 ...

mehr als 2 Jahre vor | 1 Antwort | 1

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Frage

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,...

etwa 3 Jahre vor | 2 Antworten | 0

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Frage

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 ...

etwa 3 Jahre vor | 1 Antwort | 0

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Frage

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...

mehr als 3 Jahre vor | 1 Antwort | 0

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William Thielicke

OPTOLUTION Messtechnik GmbH

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