thanks for your answer! but can I achieve the same (or similar) effects by using the one or the other? I'm asking because minimum region size is a lot faster ;)
kind regards, John Am Montag, 18. Juli 2016 08:47:27 UTC+2 schrieb Jordi Inglada: > > Hi, > > The 2 parameters have different effects. The spatial radius limits the > pixels which will be used for the local mode computation during the > filtering step before segmentation. The minimum region size is just a > post-processing step. > > So this is the theory ;). However, with segmentation, the best is to > experiment a little bit with the parameters. > > Best wishes, > > Jordi > > > jboswellt via otb-users <[email protected] <javascript:>> wrote: > > > > Hi all, > > > > I have a question concerning two parameters of the meanshift > segmentation algorithm, spatial radius and minimum region size. > > As both determine the number of pixels per segment (as far as I > understood them), does in make any difference if you use a larger radius > during segmenting (through a larger spatial radius) > > or merge small segments with neighboring, radiometrically similar > segments through a larger minimum region size afterwards? > > > > I hope the question is not too obvious, I am new to the software. > > > > kind regards, > > John > > > > > > -- > -- -- 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.
