I extracted subset using the command "otbcli_ExtractROI" On Thursday, November 8, 2018 at 2:46:53 PM UTC+5:30, Guillaume Pasero wrote: > > Hi, > > It looks like the subsets you used don't have a correct localisation. What > did you use to make the subsets? > > To enhance the disparity map, you can try the median filtering option. > When you convert the disparity map into a DEM, you should also keep in mind > that setting a DEM pixel size larger than the original sampling distance > will allow to compute elevation at each pixel using several 3D points. If > you set the DEM pixel size to exactly the resolution of the input image, > you will have a lot of cells with 1 or 0 3D point inside. > > Regards, > > Guillaume > > On 11/03/2018 06:45 AM, Ramya Mns wrote: > > Hello Sir, > > I am trying to stereo process the stereo pair using OTB. The actual > elevation of the area ranges between 300-600 m. When I processed stereo for > full image I got the same elevation ranges. but for subset Im getting very > low values between 20-100m. Actually stereo processing for full image > taking lot of time approx 24 hrs. Which makes difficult to analyse > different parameters. Please suggest better option to analyse. > > The DEM is having lot of no data values after converting disparity to > elevation map. Is there any technique in OTB to fill the data. > -- > -- > Check the OTB FAQ at > http://www.orfeo-toolbox.org/FAQ.html > > You received this message because you are subscribed to the Google > Groups "otb-users" group. > To post to this group, send email to otb-...@googlegroups.com > <javascript:> > To unsubscribe from this group, send email to > otb-users+...@googlegroups.com <javascript:> > For more options, visit this group at > http://groups.google.com/group/otb-users?hl=en > --- > You received this message because you are subscribed to the Google Groups > "otb-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to otb-users+...@googlegroups.com <javascript:>. > For more options, visit https://groups.google.com/d/optout. > > > -- > <http://www.c-s.fr> *Guillaume PASERO* > Responsable technique > *Business Unit ESPACE & GeoInformation - Département Payload Data & > Applications* > > *CS Systèmes d'Information* > Parc de la Grande Plaine - 5, Rue Brindejonc des Moulinais - BP 15872 > 31506 Toulouse Cedex 05 - FRANCE > +33 561 17 64 21 - guillaum...@c-s.fr <javascript:> >
-- -- Check the OTB FAQ at http://www.orfeo-toolbox.org/FAQ.html You received this message because you are subscribed to the Google Groups "otb-users" group. To post to this group, send email to otb-users@googlegroups.com To unsubscribe from this group, send email to otb-users+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/otb-users?hl=en --- You received this message because you are subscribed to the Google Groups "otb-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to otb-users+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.