Random Forest Classification (ViGrA)

Author(s)	O.Conrad (c) 2013
Library ID	imagery_vigra
Tool ID	9
Version	1.0
Menu	Imagery \| ViGrA [deprecated]

Description

Random Forest Classification.

References

ViGrA - Vision with Generic Algorithms

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Features	grid list, input	`FEATURES`	-	-
Input	Training Areas	shapes, input	`TRAINING`	-	-
Output	Random Forest Classification	grid, output	`CLASSES`	-	-
	Prediction Probability	grid, output, optional	`PROBABILITY`	-	-
	Feature Probabilities	grid list, output	`PROBABILITIES`	-	-
	Feature Importances	table, output	`IMPORTANCES`	-	-
Options	Grid System	grid system	`PARAMETERS_GRID_SYSTEM`	-	-
	Feature Probabilities	boolean	`BPROBABILITIES`	-	Default: 0
	Label Field	table field	`FIELD`	-	-
	Use Label as Identifier	boolean	`LABEL_AS_ID`	Use training area labels as identifier in classification result, assumes all label values are integer numbers!	Default: 0
	Tree Count	integer number	`RF_TREE_COUNT`	How many trees to create?	Minimum: 1 Default: 32
	Samples per Tree	floating point number	`RF_TREE_SAMPLES`	Specifies the fraction of the total number of samples used per tree for learning.	Minimum: 0.000000 Maximum: 1.000000 Default: 1.000000
	Sample with Replacement	boolean	`RF_REPLACE`	Sample from training population with or without replacement?	Default: 1
	Minimum Node Split Size	integer number	`RF_SPLIT_MIN_SIZE`	Number of examples required for a node to be split. Choose 1 for complete growing.	Minimum: 1 Default: 1
	Features per Node	choice	`RF_NODE_FEATURES`	-	Available Choices: [0] logarithmic [1] square root [2] all Default: 1
	Stratification	choice	`RF_STRATIFICATION`	Specifies stratification strategy. Either none, equal amount of class samples, or proportional to fraction of class samples.	Available Choices: [0] none [1] equal [2] proportional Default: 0

Command Line


Usage: saga_cmd imagery_vigra 9 [-FEATURES ] [-CLASSES ] [-PROBABILITY ] [-BPROBABILITIES ] [-PROBABILITIES ] [-IMPORTANCES ] [-TRAINING ] [-FIELD ] [-LABEL_AS_ID ] [-RF_TREE_COUNT ] [-RF_TREE_SAMPLES ] [-RF_REPLACE ] [-RF_SPLIT_MIN_SIZE ] [-RF_NODE_FEATURES ] [-RF_STRATIFICATION ]
  -FEATURES:             Features
	grid list, input
  -CLASSES:              Random Forest Classification
	grid, output
  -PROBABILITY:          Prediction Probability
	grid, output, optional
  -BPROBABILITIES:       Feature Probabilities
	boolean
	Default: 0
  -PROBABILITIES:        Feature Probabilities
	grid list, output
  -IMPORTANCES:          Feature Importances
	table, output
  -TRAINING:             Training Areas
	shapes, input
  -FIELD:                Label Field
	table field
  -LABEL_AS_ID:          Use Label as Identifier
	boolean
	Default: 0
  -RF_TREE_COUNT:        Tree Count
	integer number
	Minimum: 1
	Default: 32
  -RF_TREE_SAMPLES:
                              Samples per Tree
                              	floating point number
                              	Minimum: 0.000000
                              	Maximum: 1.000000
                              	Default: 1.000000
  -RF_REPLACE:           Sample with Replacement
	boolean
	Default: 1
  -RF_SPLIT_MIN_SIZE:    Minimum Node Split Size
	integer number
	Minimum: 1
	Default: 1
  -RF_NODE_FEATURES:
                              Features per Node
                              	choice
                              	Available Choices:
                              	[0] logarithmic
                              	[1] square root
                              	[2] all
                              	Default: 1
  -RF_STRATIFICATION:
                              Stratification
                              	choice
                              	Available Choices:
                              	[0] none
                              	[1] equal
                              	[2] proportional
                              	Default: 0