SAGA 9.4.2 | Tool Library Documentation

Grid Skeletonization


Description

Simple skeletonisation methods for grids.


Parameters

 NameTypeIdentifierDescriptionConstraints
InputGridgrid, inputINPUT--
OutputSkeletongrid, outputRESULT--
Skeletonshapes, output, optionalVECTOR--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
Show Progress in Mapboolean, GUISHOW_MAP-Default: 0
MethodchoiceMETHOD-Available Choices: [0] Standard [1] Hilditch's Algorithm [2] Channel Skeleton Default: 0
InitialisationchoiceINIT_METHODInitialize a grid cell as potential skeleton member based on given threshold.Available Choices: [0] less than [1] greater than [2] less than or equal [3] greater than or equal Default: 1
Thresholdfloating point numberINIT_THRESHOLD-Default: 0.000000
Convergenceinteger numberCONVERGENCE-Minimum: 0 Default: 3

Command Line


Usage: saga_cmd imagery_segmentation 1 [-INPUT ] [-RESULT ] [-VECTOR ] [-METHOD ] [-INIT_METHOD ] [-INIT_THRESHOLD ] [-CONVERGENCE ]
  -INPUT:            	Grid
	grid, input
  -RESULT:           	Skeleton
	grid, output
  -VECTOR:           	Skeleton
	shapes, output, optional
  -METHOD:           	Method
	choice
	Available Choices:
	[0] Standard
	[1] Hilditch's Algorithm
	[2] Channel Skeleton
	Default: 0
  -INIT_METHOD:      	Initialisation
	choice
	Available Choices:
	[0] less than
	[1] greater than
	[2] less than or equal
	[3] greater than or equal
	Default: 1
  -INIT_THRESHOLD:	Threshold
	floating point number
	Default: 0.000000
  -CONVERGENCE:      	Convergence
	integer number
	Minimum: 0
	Default: 3