[GRASS-user] i.smap fails because it can't find subgroup (?)

[Jachym Cepicky]

Hi,

only thing, I would try is

ls grassdata/location/mapset/group/Change_PCA_GRNIR/subgroup/

and see, whether it is there or not 

jachym

nikos.alexandris at felis.uni-freiburg.de píše v St 12. 12. 2007 v 19:59
+0100:
> Hi GRASS-community!
> 
> I am facing this strange (for me!) problem with i.smap:
> 
> 1. I build a group & subgroup with i.group (using 3 raster
> maps, floating point all)
> 
> 2. I digitised in QGIS some "burned" and some "non-burned"
> areas, imported the vector file in GRASS and transformed it
> to a raster map with... > v.to.rast
> input=Training_BurnedAreas_SMAP
> output=Training_BurnedAreas_SMAP_boo use=attr type=area
> column=boo labelcolumn=lc
> 
> 3. > i.gensigset
> trainingmap=Training_BurnedAreas_SMAP_boo at nik
> group=Change_PCA_GRNIR subgroup=Change_PCA_GRNIR_subgroup
> signaturefile=Training_BurnedAreas_SMAP_boo_Signatures
> maxsig=10
> 
> 4. > i.smap group=Change_PCA_GRNIR at nik
> subgroup=Change_PCA_GRNIR_subgroup
> signaturefile=Training_BurnedAreas_SMAP_boo_Signatures
> blocksize=128 output=Change_PCA_iSMAP_TEST
> 
> ...and I get this error:
> Subgroup [Change_PCA_GRNIR_subgroup] not found.
> 
> I am 100% that the subgroup exists. So I must be doing
> something else wrong or... ? Any ideas?
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-- 
Jachym Cepicky
e-mail: jachym.cepicky at gmail.com
URL: http://les-ejk.cz
GPG: http://www.les-ejk.cz/pgp/jachym_cepicky-gpg.pub

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