ok thanks I'll try that! Am Dienstag, 19. Juli 2016 14:11:10 UTC+2 schrieb Jordi Inglada: > > [email protected] <javascript:> wrote: > > > > 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 ;) > > > > I guess that depends on the statistics of your image and the size of the > objects in your scene, this is why I suggested you to experiment a little > bit with the parameters. Sorry for the non answer! > > Jordi > > > 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]> 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 > > > > > > > > > -- >
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