No one can help me? GC Il giorno mer 20 nov 2019 alle ore 14:06 Giuseppe Cillis < [email protected]> ha scritto:
> Thanks for the answer. > > *v.class.mlR segments_map=gbbb@PERMANENT training_map=tainning@PERMANENT > train_class_column=fd output_class_column=vote output_prob_column=prob > folds=5 partitions=10 tunelength=10 weighting_metric=accuracy* > > > *and the same error with this command: * > *v.class.mlR segments_map=gbbb training_map=tainning > train_class_column=class weighting_mode=smv,swv,qbwwv -i* > > The vector used was elaborated with i.segment.stats module. > An extract is here: > cat area perimeter fd > 1 958 208 1.555034 > 2 24 22 1.945217 > 3 160 80 1.726846 > 4 2036 242 1.440904 > 5 25 26 2.024344 > 6 222 96 1.68966 > 7 8435 1012 1.530879 > > *cat *type Integer (9-0) > *fd *type double/real (25-9) > For the training area (t*ainning*), I use a simple vector with numerical > categories (named* "cate"*) and there are 11 features (just for a > trying). The type is in integer64 (10) > > Il giorno mer 20 nov 2019 alle ore 12:18 Moritz Lennert < > [email protected]> ha scritto: > >> On 20/11/19 11:55, Giuseppe Cillis wrote: >> > Hi, >> > I'm trying to use this module for classification of an old aerial >> photos. >> > After a segmentation (i.segment and i.segment.stats), I would to use a >> > machine learning approach for the real classification. >> > I tried with v.class.mIR which use also R. >> > But there is an error and I don't know how to solve it: >> > */Durante l'avvio - Warning messages: >> > 1: Setting LC_CTYPE=it_IT.cp1252 failed >> > 2: Setting LC_COLLATE=it_IT.cp1252 failed >> > 3: Setting LC_TIME=it_IT.cp1252 failed >> > 4: Setting LC_MONETARY=it_IT.cp1252 failed >> > Carico il pacchetto richiesto: caret >> > Carico il pacchetto richiesto: lattice >> > Carico il pacchetto richiesto: ggplot2 >> > Error in `$<-.data.frame`(`*tmp*`, fd, value = integer(0)) : >> > replacement has 0 rows, data has 11 >> > Calls: $<- -> $<-.data.frame/* >> > */ >> > /* >> > A part is in italian, I'm sorry. >> > I'm a beginner in grass and R. >> >> R messages are often not very explicit, unfortunately. >> >> Could you provide us with the exact command line you use (If you use the >> GUI, you can get the command line by clicking the 'Copy' button once >> you've filled out all the parameters, or in the history of the 'Console' >> in the Layer manager.) and an extract of the attribute data you feed >> into the module ? >> >> Moritz >> >>
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