MERAD BOUDIA Samy <[email protected]> wrote: > > Thank you for your response. > Can this application work with hyper-spectral image (144 bands for example)?
I don't see why it shouldn't work, but the NDVI mask should be computed accordingly. However, I don't think you need all those bands to extract the urban area, since the application method mainly uses textures. Therefore, some kind of brightness index (sum of bands) should be enough. Jordi > > Le mardi 2 septembre 2014 08:51:43 UTC+1, Jordi Inglada a écrit : > > MERAD BOUDIA Samy wrote: > > > > hi, > > I wanted to know the application of "urbanareaextraction" is based on > what > > algorithm, how this application works? > > > > Hi, > > The following paper describes the algorithm: > > http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5417530&tag=1 > > Jordi -- -- 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/d/optout.
