Good points. Rockwalrus On Sat, Feb 28, 2015, 8:54 AM Bill Skaggs <weskaggs@xxxxxxxxx> wrote: > Decomposing a distribution into Gaussians is the essence of unblurring. A > good algorithm for doing that would of course be very useful, but there is > an enormous literature on the topic, and the most important fact about it > is that it is mathematically ill-posed. In other words, unless you add > extra constraints, tiny changes in the source distribution result in very > large changes in the output. (In image-processing terms, transforms of > that type tend to create large artifacts.) Unless the new method has some > way of handling that problem, it probably isn't going to be useful. > > Bill > > > On Fri, Feb 27, 2015 at 10:29 PM, Nathan Summers <rockwalrus@xxxxxxxxx> > wrote: > > > The first thing that comes to mind is that it might be a good method for > > resizing images. > > > > Rockwalrus > > > > On Fri, Feb 27, 2015, 4:10 PM Ben Thurston <benpaulthurston@xxxxxxxxx> > > wrote: > > > > > Well I guess I should add that it also interpolates the known points > of a > > > distribution... > > > > > > On Fri, Feb 27, 2015 at 3:56 PM, Ben Thurston < > benpaulthurston@xxxxxxxxx > > > > > > wrote: > > > > > > > Sorry of course you need the link: > > > > > > > > http://benpaulthurstonblog.blogspot.com/2015/02/ > > > supposing-you-have-process-that-reaches.html > > > > > > > > On Fri, Feb 27, 2015 at 3:56 PM, Ben Thurston < > > benpaulthurston@xxxxxxxxx > > > > > > > > wrote: > > > > > > > >> I developed this type of function that I feel is sort of like the > > > >> statistical analogue of the Fourrier series, it breaks a > distribution > > up > > > >> into simple normal distribution components as the Fourrier series > > > breaks a > > > >> wave into simple sine wave components. I thought maybe there could > be > > an > > > >> application for it in image processing but I don't know enough about > > > image > > > >> processing to figure out how it would apply... Anyone have any > ideas? > > > >> > > > > > > > > > > > _______________________________________________ > > > gimp-developer-list mailing list > > > List address: gimp-developer-list@xxxxxxxxx > > > List membership: https://mail.gnome.org/mailman/listinfo/gimp- > > > developer-list > > > List archives: https://mail.gnome.org/archives/gimp-developer-list > > > > > _______________________________________________ > > gimp-developer-list mailing list > > List address: gimp-developer-list@xxxxxxxxx > > List membership: > > https://mail.gnome.org/mailman/listinfo/gimp-developer-list > > List archives: https://mail.gnome.org/archives/gimp-developer-list > > > _______________________________________________ > gimp-developer-list mailing list > List address: gimp-developer-list@xxxxxxxxx > List membership: https://mail.gnome.org/mailman/listinfo/gimp- > developer-list > List archives: https://mail.gnome.org/archives/gimp-developer-list > _______________________________________________ gimp-developer-list mailing list List address: gimp-developer-list@xxxxxxxxx List membership: https://mail.gnome.org/mailman/listinfo/gimp-developer-list List archives: https://mail.gnome.org/archives/gimp-developer-list
