Color Deconvolution / "Depainting"

[oshfdk]

Maybe it is not obvious to You, but also if someone has not seen anything convincing- that does not mean there is nothing. 
I even can read some part of an explanation there.

You can try doing what @Searcher did in this post: You are not allowed to view links. Register or Login to view.

If there is a specific shape within this flower that you want checked, it's possible to try training a model on it, but I'll need a specific shape to separate points that are clearly part of the feature and points that are part of the background.