Author Topic: filtering with MLT vs. starmask  (Read 508 times)

Offline mmnb

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filtering with MLT vs. starmask
« on: 2019 November 18 21:57:00 »
I've always really been struggling with StarMask, trying to tweak it exactly to not pick up too much noise, checking the mask over my image to make sure I am getting all the stars, trying to get the ones in front nebulosity etc. 

Adam Block demo'd his star removal technique and starts my constructing a star mask with MLT by simply removing the residual and the very smallest scale components.  Am I missing something or is this straightforward filtering this way much easier?  I just tried it and it seems that I got much better quality star mask with no effort relative to using the StarMask process.

I feel a little silly for such a simple question, but is there something that I am missing? Do others prefer making their star mask one way or the other?

Offline John_Gill

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Re: filtering with MLT vs. starmask
« Reply #1 on: 2019 November 19 05:17:15 »
Hi,

There is no right way to create a mask, so you can use MLT or AdvStarMask or MaskGen or RangeSelection etc.  Sometime when trying to create the correct mask, I will try a few different methods and different setting to create the "right" mask for the process I want to run.  So remember, to experiment, experiment experiment ....

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John
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