Quote:
Originally Posted by Shiraz
These are normailsed to the peak, so the same profile will apply to any star, but the absolute value will vary.
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Thanks, Ray. That's what I suspected.
Quote:
Originally Posted by Shiraz
Doing a PI-type stretch is a great idea - much better than the words above. Now to figure out what types of functions are used for stretching - any ideas?
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The doc for HistogramTransformation (yes, there is some!) explains the MTF in gory detail. That would be a good place to start, IMO.
Cheers,
Rick.