[argyllcms] Re: help with camera profile

  • From: Ben Goren <ben@xxxxxxxxxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Wed, 1 Aug 2012 06:48:36 -0700

On 2012-07-31, at 7:03 AM, Graeme Gill wrote:

> The really interesting
> discovery/realization though is that because input profiles typical use charts
> with relatively small numbers of patches, the shaper/matrix model fitting can 
> get
> stuck at a local minimum if the curves and matrix are all fitted at once.

This may help explain why I've always had better luck with LUT profiles for 

I'm planning on spending some time on profiling this week. I may send you some 
files if I continue to have better luck with LUT than shaper / matrix....



Other related posts: