Gracias Raúl, I'm working on the R side as well and will be reporting to the r-sig list. Feliz Navidad! Agus
On Fri, Dec 20, 2013 at 2:35 AM, Raúl Nanclares <[email protected]> wrote: > Hi, maybe you should try a different approach with R, i was having a similar > issue calculating NDVI with R, then i changed the way i was doing the > calculations and it really sped up the process. Sorry i can't help you more > but i'm not an R expert, maybe you should ask somewhere else. > > good luck > > > On Thursday, December 19, 2013 6:14:38 AM UTC-6, alobo wrote: >> >> I have to calculate the average multi-spectral image (6 bands) >> over a set of ~100 images (6x1024x1280). That is, having 3 multiespectal >> images A,B and C, I need M in which band1 is the average band1 of A, B and >> C >> and so on. Also, I first subtract the mean for each band. >> >> I currently do this in R, but takes a very long time. I essentially >> make an stack (which is like a vrt file) with all bands and then >> calculate the average of bands 1,7,13... >> 2,8, 14... etc >> Is there a way of making this >> calculation using either otb_cli or python-otb ? >> >> Thanks >> >> Agus > > -- > -- > 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 [email protected] > To unsubscribe from this group, send email to > [email protected] > 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 [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. -- -- 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 [email protected] To unsubscribe from this group, send email to [email protected] 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 [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
