# 1 - import ETM bands r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7t19990926_z22_nn10.tif output=etm_220_77.1 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7t19990926_z22_nn20.tif output=etm_220_77.2 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7t19990926_z22_nn30.tif output=etm_220_77.3 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7t19990926_z22_nn40.tif output=etm_220_77.4 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7t19990926_z22_nn50.tif output=etm_220_77.5 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7t19990926_z22_nn70.tif output=etm_220_77.7 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7k19990926_z22_nn61.tif output=etm_220_77.61 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7k19990926_z22_nn62.tif output=etm_220_77.61 --overwrite r.import input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7p19990926_z22_nn80.tif output=etm_220_77.8 --overwrite # 2 - set region g.region raster=etm_220_77.1 res=30 -pa # 3 - run TOA-reflectance i.landsat.toar input=etm_220_77. output=etm_220_77_toar. metfile=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/1999_09_26_ETM/p220r077_7x19990926.met sensor=tm7 method=dos1 date=1999-09-26 # 4 - NDVI i.vi output=etm_220_77_toar_ndvi viname=ndvi red=etm_220_77_toar.3 nir=etm_220_77_toar.4 # 5 - create imagery group and subgroup i.group group=etm_220_77 subgroup=etm_220_77 input=etm_220_77_toar.1,etm_220_77_toar.2,etm_220_77_toar.3,etm_220_77_toar.4,etm_220_77_toar.5,etm_220_77_toar.7 # 6 - unsupervised classification # 6.1 - clusters i.cluster --overwrite group=etm_220_77 subgroup=etm_220_77 signaturefile=sig_unsup classes=8 # 6.2 - maxlike classification i.maxlik --overwrite group=etm_220_77 subgroup=etm_220_77 signaturefile=sig_unsup output=etm_maxlik_unsup_8class reject=etm_maxlik_unsup_8class_reject # 7 - Supervised classification # 7.1 - desenhar polígonos no QGIS, com coluna de classe numérica e categórica, exportar # 7.2 - import shapefile v.in.ogr --overwrite input=/mnt/sda/Dropbox/USP/aulas/SIG/SIG_posGrad/2020_IGc/dados/training_areas.shp # 7.3 - convert to raster v.to.rast --overwrite input=training_areas output=training_areas use=attr attribute_column=cat_ # 7.4 - signatures i.gensig --overwrite trainingmap=training_areas group=etm_220_77@aula subgroup=etm_200_77 signaturefile=etm_220_77_sig_sup_8class # 7.5 - classify i.maxlik --overwrite group=etm_220_77@aula subgroup=etm_200_77 signaturefile=etm_220_77_sig_sup_8class output=etm_220_77_sig_sup_8class reject=etm_220_77_sig_sup_8class_reject # 7.6 - kappa r.kappa --overwrite classification=etm_220_77_sig_sup_8class reference=training_areas