SAGA 9.4.2 | Tool Library Documentation

Supervised Classification (Table Fields)


Description

Standard classifiers for supervised classification based on attributes. Classifiers can be trained in three different ways:


Parameters

 NameTypeIdentifierDescriptionConstraints
InputTabletable, inputTABLE--
Training Samplestable, inputTRAIN_SAMPLESProvide a class identifier in the first field followed by sample data corresponding to the selected feature attributes.-
OutputClassificationtable, output, optionalRESULT_TABLE--
Classificationshapes, output, optionalRESULT_SHAPES--
OptionsFeaturestable fieldsFEATURES--
NormalisebooleanNORMALISE-Default: 0
TrainingchoiceTRAIN_WITH-Available Choices: [0] known classes field [1] training samples [2] load statistics from file Default: 0
Known Classes Fieldtable fieldTRAIN_FIELD--
Load Statistics from File...file pathFILE_LOAD--
Save Statistics to File...file pathFILE_SAVE--
MethodchoiceMETHOD-Available Choices: [0] Binary Encoding [1] Parallelepiped [2] Minimum Distance [3] Mahalanobis Distance [4] Maximum Likelihood [5] Spectral Angle Mapping [6] Winner Takes All Default: 2
Distance Thresholdfloating point numberTHRESHOLD_DISTLet pixel stay unclassified, if minimum euclidian or mahalanobis distance is greater than threshold.Minimum: 0.000000 Default: 0.000000
Spectral Angle Threshold (Degree)floating point numberTHRESHOLD_ANGLELet pixel stay unclassified, if spectral angle distance is greater than threshold.Minimum: 0.000000 Maximum: 90.000000 Default: 0.000000
Probability Thresholdfloating point numberTHRESHOLD_PROBLet pixel stay unclassified, if maximum likelihood probability value is less than threshold.Minimum: 0.000000 Maximum: 100.000000 Default: 0.000000
Probability ReferencechoiceRELATIVE_PROB-Available Choices: [0] absolute [1] relative Default: 1
Binary EncodingbooleanWTA_0-Default: 0
ParallelepipedbooleanWTA_1-Default: 0
Minimum DistancebooleanWTA_2-Default: 0
Mahalanobis DistancebooleanWTA_3-Default: 0
Maximum LikelihoodbooleanWTA_4-Default: 0
Spectral Angle MappingbooleanWTA_5-Default: 0

Command Line


Usage: saga_cmd table_tools 26 [-TABLE ] [-FEATURES ] [-NORMALISE ] [-RESULT_TABLE ] [-RESULT_SHAPES ] [-TRAIN_WITH ] [-TRAIN_FIELD ] [-TRAIN_SAMPLES ] [-FILE_LOAD ] [-FILE_SAVE ] [-METHOD ] [-THRESHOLD_DIST ] [-THRESHOLD_ANGLE ] [-THRESHOLD_PROB ] [-RELATIVE_PROB ] [-WTA_0 ] [-WTA_1 ] [-WTA_2 ] [-WTA_3 ] [-WTA_4 ] [-WTA_5 ]
  -TABLE:             	Table
	table, input
  -FEATURES:          	Features
	table fields
  -NORMALISE:         	Normalise
	boolean
	Default: 0
  -RESULT_TABLE:      	Classification
	table, output, optional
  -RESULT_SHAPES:     	Classification
	shapes, output, optional
  -TRAIN_WITH:        	Training
	choice
	Available Choices:
	[0] known classes field
	[1] training samples
	[2] load statistics from file
	Default: 0
  -TRAIN_FIELD:       	Known Classes Field
	table field
  -TRAIN_SAMPLES:     	Training Samples
	table, input
  -FILE_LOAD:         	Load Statistics from File...
	file path
  -FILE_SAVE:         	Save Statistics to File...
	file path
  -METHOD:            	Method
	choice
	Available Choices:
	[0] Binary Encoding
	[1] Parallelepiped
	[2] Minimum Distance
	[3] Mahalanobis Distance
	[4] Maximum Likelihood
	[5] Spectral Angle Mapping
	[6] Winner Takes All
	Default: 2
  -THRESHOLD_DIST: 	Distance Threshold
	floating point number
	Minimum: 0.000000
	Default: 0.000000
  -THRESHOLD_ANGLE:	Spectral Angle Threshold (Degree)
	floating point number
	Minimum: 0.000000
	Maximum: 90.000000
	Default: 0.000000
  -THRESHOLD_PROB: 	Probability Threshold
	floating point number
	Minimum: 0.000000
	Maximum: 100.000000
	Default: 0.000000
  -RELATIVE_PROB:     	Probability Reference
	choice
	Available Choices:
	[0] absolute
	[1] relative
	Default: 1
  -WTA_0:             	Binary Encoding
	boolean
	Default: 0
  -WTA_1:             	Parallelepiped
	boolean
	Default: 0
  -WTA_2:             	Minimum Distance
	boolean
	Default: 0
  -WTA_3:             	Mahalanobis Distance
	boolean
	Default: 0
  -WTA_4:             	Maximum Likelihood
	boolean
	Default: 0
  -WTA_5:             	Spectral Angle Mapping
	boolean
	Default: 0