Grid Skeletonization imagery_segmentation ParameterRaster|INPUT|Grid|False ParameterSelection|METHOD|Method|[0] Standard;[1] Hilditch's Algorithm;[2] Channel Skeleton ParameterSelection|INIT_METHOD|Initialisation|[0] Less than;[1] Greater than ParameterNumber|INIT_THRESHOLD|Threshold (Init.)|None|None|0.0 ParameterNumber|CONVERGENCE|Convergence|None|None|3.0 OutputRaster|RESULT|Skeleton OutputVector|VECTOR|Skeleton