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Add a Dithering Transformation #1243

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CarloNicolini opened this issue Aug 1, 2022 · 0 comments · Fixed by eliu1217/assignment4-albumentations#36 · May be fixed by #1419
Open

Add a Dithering Transformation #1243

CarloNicolini opened this issue Aug 1, 2022 · 0 comments · Fixed by eliu1217/assignment4-albumentations#36 · May be fixed by #1419
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@CarloNicolini
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Working with many greyscale and/or black and white scanned images, coming from different devices, faxes, smartphone, I've noticed that very often pictures are dithered.

example

It would be nice to add a Dithering transformation to Albumentations, to make segmentation algorithms more robust on this type of pictures.
This was referenced Mar 6, 2023
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danielwis added a commit to eliu1217/assignment4-albumentations that referenced this issue Mar 7, 2023
@danielwis
Add dithering augmentation (#36)
9b12150 
Adds a dithering augmentation based on the [Floyd-Steinberg](https://en.wikipedia.org/wiki/Floyd%E2%80%93Steinberg_dithering) algorithm. Fixes albumentations-team#1243.

Authored by myself, @gustafbergmark, @Freddy-3, @eliu1217, and @salome-voltz.
@danielwis danielwis linked a pull request Mar 7, 2023 that will close this issue
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@CarloNicolini @Dipet