January 2021 Issue!!
Non-Linear Images (In Depth)
This video explains the idea of non-linear relationships in data and how that plays a role in image processing in PixInsight. This concept is often glossed over in tutorial materials (and is virtually non-existent in manuals). Here it is given the treatment it deserves.
|Demonstration with a Grayscale Tablet||36 minutes|
The grayscale calibration chart can be downloaded by clicking the image below. It was created by motivated member Gary Palmer. You can use it to follow along if you wish!