PanoTools NG:
Re: [ ] Re: ] Re: enfuse question / using enfuse for median stacking to de-noise
Thomas Bredenfeld mailinglist@... 2016-Sep-16 17:50:56
thanks for your additional hints, erik!
this helps.
Am 13.09.16 um 15:48 schrieb Erik Krause #removed# [PanoToolsNG]:
>
> Am 13.09.2016 um 14:57 schrieb Thomas Bredenfeld:
>> hhhmm, but obviously enfuse does some "kind of" a weighted averaging as
>> most of the plane and and satellite trails are disappearing and the
>> noise is significantly reduced.
>
> Yes, it does. It weigts the pixels using a gaussian curve. The main
> characteristics of that curve are controlled with mu (actually ? ) and
> sigma. mu is the center point and sigma the width.
>
> The reason why satellite trails disappear is that they are most likely
> overexposed compared to the other images. So perhaps if you play with mu
> you could make them disapear completely. enfuseGUI used to have controls
> for that which make experimenting very easy.
>
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