Hi Victor, This information from log: Algorithm TrainImagesClassifier (libsvm) starting...
/Applications/QGIS.app/Contents/MacOS/bin/otbcli_TrainImagesClassifier -io.il "/Users/albor/Desktop/remote sensing/LT05_L1TP_044034_19900604_20161002_01_T1/NDVIplusSF1990.tif " -io.vd "/Users/albor/Desktop/remote sensing/LT05_L1TP_044034_19900604_20161002_01_T1/training_model_1990_coord.shp " -io.imstat /Users/albor/Desktop/remote sensing/LT05_L1TP_044034_19900604_20161002_01_T1/2nd_order_1990.xml -elev.default 0 -sample.mt 1000 -sample.mv 1000 -sample.bm 1 -sample.edg true -sample.vtr 0.5 -sample.vfn Code -classifier libsvm -classifier.libsvm.k linear -classifier.libsvm.c 1 -classifier.libsvm.opt true -rand 0 -io.confmatout "/var/folders/42/m23kg6y56pqdvsjcyvd7whs00000gn/T/processingaf27fab3d1014b69ae36512a68c9ac1e/237a338c18cf483c8f2265745f5addb4/io.confmatout.file" -io.out "/Users/albor/Desktop/remote sensing/LT05_L1TP_044034_19900604_20161002_01_T1/model_libsvm_1990.svm" 2017 May 24 15:52:02 : Application.logger (DEBUG) Entering DoExecute 2017 May 24 15:52:02 : Application.logger (INFO) Elevation management: setting default height above ellipsoid to 0 meters 2017 May 24 15:52:02 : Application.logger (FATAL) No training samples, cannot perform SVM training. 2017 May 24 15:52:02 : Application.logger (FATAL) The following error occurred during application execution : /Users/Shared/src/orfeo/OTB-5.2.1/Modules/Applications/AppClassification/app/otbTrainImagesClassifier.cxx:360: itk::ERROR: Fatal error caught. Aborting... Converting outputs Loading resulting layers Algorithm TrainImagesClassifier (libsvm) finished if you ask this... Yes, I set -sample.vfn parameter Anna On Wednesday, May 24, 2017 at 2:55:17 PM UTC+1, Poughon Victor wrote: > > Hi Anna, can you show us the command you are running ? Or the parameters > if you are using the graphical launcher. > > Did you remember to set the -sample.vfn parameter (Field name in gui) ? > It's the name of the field carrying the class name in the input vectors. > > Victor Poughon > ------------------------------ > *De :* [email protected] <javascript:> [[email protected] > <javascript:>] de la part de Anna Alborova [[email protected] > <javascript:>] > *Envoyé :* mercredi 24 mai 2017 15:42 > *À :* otb-users > *Objet :* [otb-users] problem with training samples while doing libsvm > > I keep facing the problem while doing Training Images classification. I > click on libsvm, run the process and it shows the error : No training > samples, cannot perform SVM training. > > I can not understand what is the problem. I ve made again and again > training samples with a new shape file, however it shows the same problem. > > Help me, please. > > > Anna Alborova > > -- > -- > 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] > <javascript:> > To unsubscribe from this group, send email to > [email protected] <javascript:> > 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] <javascript:>. > For more options, visit https://groups.google.com/d/optout. > -- -- 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.
