It remains. I tried, as you sugested, and the problem remains.
... Clustering class 9 (4994 pixels)... Removed a singular subsignature number 1 (24 remain) Removed a singular subsignature number 1 (23 remain) Removed a singular subsignature number 1 (22 remain) Removed a singular subsignature number 1 (21 remain) Removed a singular subsignature number 1 (20 remain) Removed a singular subsignature number 1 (19 remain) Removed a singular subsignature number 1 (18 remain) Removed a singular subsignature number 1 (17 remain) Removed a singular subsignature number 1 (16 remain) Removed a singular subsignature number 1 (15 remain) Removed a singular subsignature number 1 (14 remain) Removed a singular subsignature number 1 (13 remain) Removed a singular subsignature number 1 (12 remain) Removed a singular subsignature number 1 (11 remain) Removed a singular subsignature number 1 (10 remain) Removed a singular subsignature number 1 (9 remain) Removed a singular subsignature number 1 (8 remain) Removed a singular subsignature number 1 (7 remain) Removed a singular subsignature number 1 (6 remain) Removed a singular subsignature number 1 (5 remain) Removed a singular subsignature number 1 (4 remain) Removed a singular subsignature number 1 (3 remain) Removed a singular subsignature number 1 (2 remain) Removed a singular subsignature number 1 (1 remain) Unreliable clustering. Try a smaller initial number of clusters Removed a singular subsignature number 1 (-1 remain) Unreliable clustering. Try a smaller initial number of clusters Number of subclasses is 0 Clustering class 10 (2147 pixels)... Removed a singular subsignature number 1 (24 remain) Removed a singular subsignature number 1 (23 remain) Removed a singular subsignature number 1 (22 remain) Removed a singular subsignature number 1 (21 remain) Removed a singular subsignature number 1 (20 remain) Removed a singular subsignature number 1 (19 remain) Removed a singular subsignature number 1 (18 remain) Removed a singular subsignature number 1 (17 remain) Removed a singular subsignature number 1 (16 remain) Removed a singular subsignature number 1 (15 remain) Removed a singular subsignature number 1 (14 remain) Removed a singular subsignature number 1 (13 remain) Removed a singular subsignature number 1 (12 remain) Removed a singular subsignature number 1 (11 remain) Removed a singular subsignature number 1 (10 remain) Removed a singular subsignature number 1 (9 remain) Removed a singular subsignature number 1 (8 remain) Removed a singular subsignature number 1 (7 remain) Removed a singular subsignature number 1 (6 remain) Removed a singular subsignature number 1 (5 remain) Removed a singular subsignature number 1 (4 remain) Removed a singular subsignature number 1 (3 remain) Removed a singular subsignature number 1 (2 remain) Removed a singular subsignature number 1 (1 remain) Unreliable clustering. Try a smaller initial number of clusters Removed a singular subsignature number 1 (-1 remain) Unreliable clustering. Try a smaller initial number of clusters Number of subclasses is 0 Clustering class 11 (266 pixels)... Removed a singular subsignature number 1 (24 remain) Removed a singular subsignature number 1 (23 remain) Removed a singular subsignature number 1 (22 remain) Removed a singular subsignature number 1 (21 remain) Removed a singular subsignature number 1 (20 remain) Removed a singular subsignature number 1 (19 remain) Removed a singular subsignature number 1 (18 remain) Removed a singular subsignature number 1 (17 remain) Removed a singular subsignature number 1 (16 remain) Removed a singular subsignature number 1 (15 remain) Removed a singular subsignature number 1 (14 remain) Removed a singular subsignature number 1 (13 remain) Removed a singular subsignature number 1 (12 remain) Removed a singular subsignature number 1 (11 remain) Removed a singular subsignature number 1 (10 remain) Removed a singular subsignature number 1 (9 remain) Removed a singular subsignature number 1 (8 remain) Removed a singular subsignature number 1 (7 remain) Removed a singular subsignature number 1 (6 remain) Removed a singular subsignature number 1 (5 remain) Removed a singular subsignature number 1 (4 remain) Removed a singular subsignature number 1 (3 remain) Removed a singular subsignature number 1 (2 remain) Removed a singular subsignature number 1 (1 remain) Unreliable clustering. Try a smaller initial number of clusters Removed a singular subsignature number 1 (-1 remain) Unreliable clustering. Try a smaller initial number of clusters Number of subclasses is 0 Clustering class 12 (184 pixels)... Too many subclasses for class index 12 Number of subclasses set to 21 Removed a singular subsignature number 1 (20 remain) Removed a singular subsignature number 1 (19 remain) Removed a singular subsignature number 1 (18 remain) Removed a singular subsignature number 1 (17 remain) Removed a singular subsignature number 1 (16 remain) Removed a singular subsignature number 1 (15 remain) Removed a singular subsignature number 1 (14 remain) Removed a singular subsignature number 1 (13 remain) Removed a singular subsignature number 1 (12 remain) Removed a singular subsignature number 1 (11 remain) Removed a singular subsignature number 1 (10 remain) Removed a singular subsignature number 1 (9 remain) Removed a singular subsignature number 1 (8 remain) Removed a singular subsignature number 1 (7 remain) Removed a singular subsignature number 1 (6 remain) Removed a singular subsignature number 1 (5 remain) Removed a singular subsignature number 1 (4 remain) Removed a singular subsignature number 1 (3 remain) Removed a singular subsignature number 1 (2 remain) Removed a singular subsignature number 1 (1 remain) Unreliable clustering. Try a smaller initial number of clusters Removed a singular subsignature number 1 (-1 remain) Unreliable clustering. Try a smaller initial number of clusters Number of subclasses is 0 i.gensigset complete. Yes, this happen to all the classes... Maybe is something prior to the i.gensigset run. I'll investigate. On Tue, Apr 6, 2010 at 4:33 PM, Nikos Alexandris < [email protected]> wrote: > (sorry for re-sorting the message, just to keep it easy to follow-up) > > joel dinis: > > > I trying to classify remote sensing imagery, and > > > I thought to try the i.smap module, but > > > when I run the i.gensigset, > > Nikos Alexandris: > > Please, could you copy-paste the exact command you used? > > Does the "maxsig=" (e.g. maxsig=20) make any difference? > > joel dinis: > > > In fact, I put maxsig=30. > > i.gensigset trainingmap=amostras group=grupo subgroup=subgrupo > > signaturefile=assinaturas maxsig=30 > > What about smaller maxsig's, like: > > - maxsig=25 > - maxsig=20 > - maxsig=15 > > ? > > Nikos > > > > > > > I always > > > get the same problem: > > > ... > > > Removed a singular subsignature number 1 (9 remain) > > > Removed a singular subsignature number 1 (8 remain) > > > Removed a singular subsignature number 1 (7 remain) > > > Removed a singular subsignature number 1 (6 remain) > > > Removed a singular subsignature number 1 (5 remain) > > > Removed a singular subsignature number 1 (4 remain) > > > Removed a singular subsignature number 1 (3 remain) > > > Removed a singular subsignature number 1 (2 remain) > > > Removed a singular subsignature number 1 (1 remain) > > > Unreliable clustering. Try a smaller initial number of > > clusters > > > Removed a singular subsignature number 1 (-1 remain) > > > Unreliable clustering. Try a smaller initial number of > > clusters > > > Number of subclasses is 0 > > > Clustering class 12 (184 pixels)... > > > Removed a singular subsignature number 1 (9 remain) > > > Removed a singular subsignature number 1 (8 remain) > > > Removed a singular subsignature number 1 (7 remain) > > > Removed a singular subsignature number 1 (6 remain) > > > Removed a singular subsignature number 1 (5 remain) > > > Removed a singular subsignature number 1 (4 remain) > > > Removed a singular subsignature number 1 (3 remain) > > > Removed a singular subsignature number 1 (2 remain) > > > Removed a singular subsignature number 1 (1 remain) > > > Unreliable clustering. Try a smaller initial number of > > clusters > > > Removed a singular subsignature number 1 (-1 remain) > > > Unreliable clustering. Try a smaller initial number of > > clusters > > > Number of subclasses is 0 > > > i.gensigset complete. > > > > > > And afterwards the signature file doesn't have any > > > spectral information. I really don't understand whats > > happening > > > and the cause to this outcome. > > > > > > Can anyone solve this "enigma"? > > > > > > Ps: I don't know if this information is important: I > > collected > > > about 450 samples distributed by 10 classes. I may also > > > add that the average number of pixels per sample is around > > 50. > > > > > > And thanks list, for the previous tips: they were very > > useful. > > > >
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