Thank you Yeti. That's a bummer. So if I'm understanding this correctly, Affine is only suitable for surface with regular patterns. And for my case with irregular pattern, I cannot use this data processing technique, whether if it is based on a single image or two subsequent images. Right?
Shi Sent from my iPhone > On Jun 29, 2016, at 11:06 AM, David Nečas (Yeti) <[email protected]> wrote: > >> On Wed, Jun 29, 2016 at 01:48:52PM +0000, Shi Choong wrote: >> I have some AFM images and I am suspecting some form of distortion, >> most likely skew. I know there is a Affine function to correct such >> distortion but my images have irregular pattern and I do not know what >> could I do to correct this distortion. I have collected two images >> (continuously scanned) of the same area, if this info is helpful. > > The drift correction based on correlation of points in subsequent > scans is not yet available in Gwyddion, sorry. A third-party module was > implemented AFAIK by people at University of Kiel, but I do not know if > it is publicly available – it does not seem so. > > Regards, > > Yeti > > > ------------------------------------------------------------------------------ > Attend Shape: An AT&T Tech Expo July 15-16. Meet us at AT&T Park in San > Francisco, CA to explore cutting-edge tech and listen to tech luminaries > present their vision of the future. This family event has something for > everyone, including kids. Get more information and register today. > http://sdm.link/attshape > _______________________________________________ > Gwyddion-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/gwyddion-users ------------------------------------------------------------------------------ Attend Shape: An AT&T Tech Expo July 15-16. Meet us at AT&T Park in San Francisco, CA to explore cutting-edge tech and listen to tech luminaries present their vision of the future. This family event has something for everyone, including kids. Get more information and register today. http://sdm.link/attshape _______________________________________________ Gwyddion-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/gwyddion-users
