Experiments with a scene-referred local contrast module - proof of concept

Software darktable
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2025-11-11 215049-7746.rw2.xmp (38.7 KB)

This one is quite hard to process, or at least for me. The EIGF makes visible rings around the brightest stars.

Stronger denoising creates other artifacts.

Is there a way to eliminate the smooth rings?

Without contrast enhancing:

01
011954×1105 226 KB

With contrast enhancing:

02
021954×1106 264 KB

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