Thank you! The train vector classifier tool completed fine with the parameters optimization enabled, is it the trainer or the train vector classifier that has a bug or the vector classifier where the bug happens?
On Thursday, November 8, 2018 at 2:58:39 PM UTC-6, Etienne MAHE wrote: > > Hi, > > Yes, if you previousely use the module Compute Image Order second > statistics to generate an xml file, the number of features must match to > the number of bands of the image used for the classifications. From my > experience for classification of aerial photos (rgb and nir), only mean and > medians seem revelant. As for example, with six bands, you can use up to > six features. > And just to let you know, the libsvm classifier seems to have issues with > the last otb version when you enable parameters optimization. Awaiting a > bug fix, I use the 6.4.0 which works fine. You should find this version on > OTB repository. > > Sincerely, > Etienne. > > Le jeu. 8 nov. 2018 21:40, Katie Sanders <[email protected] > <javascript:>> a écrit : > >> I am doing an object based classification. I have completed the 4 steps >> of the Large Scale Mean Shift Segmentation in OTB. I am trying to use the >> TrainVectorClassifier tool but am getting an error regarding the Field >> names for training features. The training shapefile has means and variances >> of 18 bands that I am trying to use as training features. I am using OTB >> 6.6 with QGIS 3. Here is the log of the application. >> >> C:\WINDOWS\system32>SET LC_NUMERIC=C >> >> >> C:\WINDOWS\system32>SET GDAL_DRIVER_PATH=disable >> >> >> C:\WINDOWS\system32>SET "GDAL_DATA=C:\OTB-6.6.0-Win64\share\data" >> >> >> C:\WINDOWS\system32>SET "GEOTIFF_CSV=C:\OTB-6.6.0-Win64\share\epsg_csv" >> >> >> C:\WINDOWS\system32>SET >> "OTB_APPLICATION_PATH=C:\OTB-6.6.0-Win64\lib\otb\applications" >> >> >> C:\WINDOWS\system32>"C:\OTB-6.6.0-Win64\bin\otbApplicationLauncherCommandLine.exe" >> >> TrainVectorClassifier C:/OTB-6.6.0-Win64/lib/otb/applications -cfield >> "class" -classifier "libsvm" -classifier.libsvm.c "100000.0" >> -classifier.libsvm.k "rbf" -classifier.libsvm.m "oneclass" - >> classifier.libsvm.nu "0.001" -feat "meanB0" "meanB1" "meanB2" "meanB3" >> "meanB4" "meanB5" "meanB6" "meanB7" "meanB8" "meanB9" "meanB10" "meanB11" >> "meanB12" "meanB13" "meanB14" "meanB15" "meanB16" "meanB17" "varB0" "varB1" >> "varB2" "varB3" "varB4" "varB5" "varB6" "varB7" "varB8" "varB9" "varB10" >> "varB11" "varB12" "varB13" "varB14" "varB15" "varB16" "varB17" >> -io.confmatout "B:/Masters Project/Wowetta/Classification/Confusion >> Matrix/svmmatrix1.csv" -io.out "B:/Masters >> Project/Wowetta/Classification/Model/svmmodel1.txt" -io.stats "B:/Masters >> Project/Wowetta/Classification/p_imagestatistics.xml" -io.vd "B:\Masters >> Project\Wowetta\Classification\Training\w_tile2_1_training.shp" "B:\Masters >> Project\Wowetta\Classification\Training\w_tile2_2_training.shp" -v "True" >> -valid.vd "B:\Masters >> Project\Wowetta\Classification\Training\w_Tile1_1training.shp" "B:\Masters >> Project\Wowetta\Classification\Training\w_tile3_1_training.shp" "B:\Masters >> Project\Wowetta\Classification\Training\w_tile3_2_training.shp" >> >> 2018-11-08 13:49:24 (INFO): Default RAM limit for OTB is 128 MB >> >> 2018-11-08 13:49:24 (INFO): GDAL maximum cache size is 1634 MB >> >> 2018-11-08 13:49:24 (INFO): OTB will use at most 8 threads >> >> 2018-11-08 13:49:24 (INFO): Reading vector file 1/2 >> >> 2018-11-08 13:49:24 (INFO): Reading vector file 2/2 >> >> 2018-11-08 13:49:24 (FATAL): itk::ERROR: >> ShiftScaleSampleListFilter(00000239450C43A0): Inconsistent measurement >> vector size : Input Sample List size 36 Scale measurement vector size 18 >> Shift measurement vector size 18 >> >> >> Can Anyone help me with this error and how to remedy it? I understand I >> have 18 mean features and 18 variance features. Which together is the >> sample list of 36. Am I only able to use 18 of the features? >> >> >> Katie >> >> -- >> -- >> 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.
