Tool NameCliffMetrics
Tool ID0
Library IDta_cliffmetrics
Version1.0
Author(s)SAGA Interface by O.Conrad (c) 2019, CliffMetrics by Payo et al. (c) 2018

Description

CliffMetrics (Automatic Cliff Metrics delineation) delineates the location of the coastline, coastline normals, and cliff top and toe location along these normals.

References

Payo, A., Jigena Antelo, B., Hurst, M., Palaseanu-Lovejoy, M., Williams, C., Jenkins, G., Lee, K., Favis-Mortlock, D., Barkwith, A., Ellis, M.A. (2018): Development of an automatic delineation of cliff top and toe on very irregular planform coastlines (CliffMetrics v1.0). Geoscientific Model Development 11, 4317-4337. doi:10.5194/gmd-11-4317-2018

CliffMetrics-SAGA: Wiki Documentation


Parameters

NameTypeIdentifierDescriptionConstraints
Input
Elevationgrid, inputDEM
User Defined Coastline Pointsshapes, input, optionalCOAST_INITIALif non empty, cliffmetric will use the user defined coastal line to draw the transects
Output
Sediment Top Elevationgrid, outputSEDIMENT_TOP
Coastlinegrid, output, optionalRASTER_COAST
Normalsgrid, output, optionalRASTER_NORMAL
Coastlineshapes, outputCOAST
Coastline-Normal Profilesshapes, outputNORMALS
Cliff Top Pointsshapes, outputCLIFF_TOP
Cliff Toe Pointsshapes, outputCLIFF_TOE
Coast Pointsshapes, outputCOAST_POINT
Invalid Coastline-Normal Profilesshapes, output, optionalINVALID_NORMALS
Coastline Curvatureshapes, output, optionalCOAST_CURVATURE
Profile Datatable, outputPROFILES
Options
Sea handinesschoiceCoastSeaHandinessas you traverse the coastline, on which side of shoreline the sea is?Available Choices:
[0] right
[1] left
Default: 0
Start edge coastlinechoiceStartEdgeUserCoastLineon which edge of the DTM the start of coastline is?Available Choices:
[0] North
[1] East
[2] South
[3] West
Default: 0
End edge coastlinechoiceEndEdgeUserCoastLineon which edge of the DTM the end of coastline is?Available Choices:
[0] North
[1] East
[2] South
[3] West
Default: 0
Still Water Levelfloating point numberStillWaterLevelStill water level (m) used to extract the shoreline.Minimum: 0.000000
Default: 1.000000
Coastline Smoothing AlgorithmchoiceCoastSmoothVector coastline smoothing algorithm.Available Choices:
[0] none
[1] running mean
[2] Savitsky-Golay
Default: 1
Coastline Smoothing Window Sizeinteger numberCoastSmoothWindowSize of coastline smoothing window, resulting kernel size will be: 1 + 2 * size.Minimum: 1
Default: 30
Polynomial Order for Savitsky-Golayinteger numberSavGolCoastPolyOrder of coastline profile smoothing polynomial for Savitsky-Golay smoothing: usually 2 or 4, max is 6.Minimum: 1
Maximum: 6
Default: 4
Scale Raster Output ValuesbooleanScaleRasterOutputIf needed, scale GIS raster output values.Default: 1
Random Edge for Coastline SearchbooleanRandomCoastEdgeSearchRandom edge for coastline search.Default: 1
Length of Coastline Normalsfloating point numberCoastNormalLengthLength of coastline normals (m).Minimum: 0.010000
Default: 500.000000
Vertical Tolerancefloating point numberEleToleranceVertical tolerance to avoid false cliff tops and toes.Minimum: 0.010000
Default: 0.500000
Main Output File Directoryfile pathOutPath