Questions tagged [image-processing]
Questions on the image processing capabilities implemented in Mathematica.
24 questions from the last 365 days
10
votes
1
answer
256
views
Counting steps on a staircase
This is a recreational question. At my workplace within the same stairwell there are different steps numbers per floor on certain floors.
I have tried to automate counting the steps by binarising the ...
- 67.8k
0
votes
0
answers
58
views
Application of ColorFunction to rasterized image data changes resolution of the final image
I have a square array with brightness data (Gaussian for this example). I convert it into a grayscale image with Image[]. But I would like to add color via ...
- 385
5
votes
1
answer
565
views
Recovering plots (datasets) from a PDF
I have the following PDF:
The image contains four datasets: a solid curve, a dashed curve, big dots with error bars, and small dots with error bars.
I need to reproduce these data from this image.
...
user106999
7
votes
1
answer
241
views
Creating micro QR codes with Mathematica
I read in the "Summary of New Features" that the support of MicroQR codes has been added to the BarcodeRecognize function in recent versions of ...
- 347
6
votes
1
answer
326
views
How to release memory from parallel kernels?
I'm doing image processing in parallel kernels:
(I'm sorry, but it is impossible to construct a MWE for this, so I am including this code to indicate what I am doing)
...
- 7,544
3
votes
0
answers
136
views
Animate a part of the image with the Rubik's cube. How?
I have this image and would like to create an animated GIF with the head moving like it's completing a Rubik's Cube.
Here I leave you part of the code that I have.
Could you help me? Thank you.
...
- 2,413
1
vote
1
answer
81
views
Options of ImageSegmentationComponents
In 2024 there was a nice update of image segmentation package with ImageSegmentationComponents expression:
It works nicely, but it seems not possible to provide ...
- 1,769
3
votes
2
answers
338
views
3
votes
1
answer
162
views
How can I speed up my curvature flow filter for Image3D?
Consider this example where we smooth a 2D image:
...
- 39.3k
3
votes
2
answers
526
views
How does one wrap an image around a circle?
I know about PolarPlot, and I've found a few questions here about wrapping text, but is there a way to do this with an image
similarly to how Photoshop's polar-...
- 768
3
votes
1
answer
150
views
Mathematica camera resolution
For some reason, Mathematica captures images in much worse resolution than available.
One of camera properties listed in Mathematica is
...
- 33
0
votes
0
answers
80
views
Calculating distance between objects in een Graphic image (printing Laser Cutter)
I am converting a drawing into a grid of black circles. I want to send this new drawing to a laser cutter. The laser cutter should cut out all the black circles. To get ...
- 2,855
11
votes
3
answers
517
views
Counting the number of triangles inside the given figure
Edit 2025-06-23:
Is it possible using MorphologicalGraph to generate a network from the image?
Related
I met this question at MSE: Counting the number of ...
- 1
13
votes
1
answer
708
views
Strong dynamic chromostereopsis illusion
A captivating chromostereopsis illusion by famous Japanese experimental psychologist Akiyoshi Kitaoka - here is HiGH quality original. I do not have an idea yet how to go about it. I think the ...
- 74.9k
1
vote
0
answers
201
views
using the camera on a Mac
I would like to use CurrentImage[], but Mathematica does not see my built-in Camera on my Mac. The info in the help is plenty but not understandable. Can somebody give an example how to do this?
$...
- 125