Yes, this was without using the XYZ. Trying to optimize XYZ would cause even more problems with images being placed in the wrong spot.
On Dec 30, 3:46 pm, Oskar Sander <[email protected]> wrote: > Well, not sure if it is the same problem or not but I had some stability > issues with layouts that puzzled me a bit. > > In your case this was a ordinary panorama w.o. XYZ i assume, right? > > I had a stability problem recurring in some (4) layout projects. A couple > of images get *completly *wrong positions. Looking closer in the project i > found bogus control points between unrelated images, this probably threw the > optimization off. The problem seems to be that the CP error figure did not > reflect this correctly so these bad CP did not stand out, nor the other > correct CPs on the same image. > > I thought this was a stability problem caused by the wrong CP + all degrees > of freedom in my mosaic-project only, but maybe it is an issue with the > error calculation/cost function in optimization then. > > /O > > 2009/12/30 kevin <[email protected]> > > > > > I've been using the trunk version of hugin with the layout code (which > > is very nice for mosaics which I mostly do) but I've noticed that the > > optimzer sometimes doesn't work correctly. Even with good control > > points it'll place images in the wrong areas. I first noticed it on > > smaller stitches of 7-8 images, it would always be the last or next to > > last image in the series that wouldn't be placed correctly. For > > stitches with more images it seems to be various ones in the set. > > Here's a screen shot of the fast preview to show what I'm talking > > about: > > >http://www.bluelavalamp.net/hugin/after_optimize.jpg > > > The top image was made using hugin version 2009.4.0.4742. After > > detecting the control points I went and reset everything in the > > "Camera and Lens" tab. Then I ran the optimizer using the "Positions > > (incremental" setting. That gave me a max error of 18.548. Opened > > the fast preview, used identify to show the 3rd to last image in the > > set - placement is pretty good. Save the .pto file. > > > Then I open the saved .pto file in hugin version 2010.1.0.4834. I run > > optimizer again using the "Positions (incremental" setting. This time > > it comes up with a max error of 135.164 and the lens parameter "View" > > is changed for some of the lenses even though those parameters are not > > marked to be optimized. Open the fast preview, use identify on the > > same image as above and the result is the bottom image. > > > Has anyone else had problems with the optimizer on the layout branch? > > > -- > > You received this message because you are subscribed to the Google Groups > > "hugin and other free panoramic software" group. > > A list of frequently asked questions is available at: > >http://wiki.panotools.org/Hugin_FAQ > > To post to this group, send email to [email protected] > > To unsubscribe from this group, send email to > > [email protected]<hugin-ptx%[email protected]> > > For more options, visit this group at > >http://groups.google.com/group/hugin-ptx > > -- > /O -- You received this message because you are subscribed to the Google Groups "hugin and other free panoramic software" group. A list of frequently asked questions is available at: http://wiki.panotools.org/Hugin_FAQ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/hugin-ptx
