Retinex workshop

Please select an image. It may be slightly resized for an efficient FFT.
Very large images will be downsized.
The Retinex workshop will first run with the parameters value tmax=255, and u=2; you can run it again later with other values.

Only upload suitable images. See the copyright and other conditions for details.
The maximum allowed file size is 1024Kb. TIFF, JPEG, PNG, GIF, PNM (and other standard formats) are recognized.
We may re-use the uploaded files for further analysis.

You can also try these proposed images.