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ToDo-List

GRIDobj

  • GRIDOBJ : Create instance of a GRIDobj Changed refmat to wf (worldfile). Referencing matrices are no longer supported by the mapping toolbox.
  • GRIDOBJ2ASCII : write/export GRIDobj to ESRI ArcGIS ASCII file
  • GRIDOBJ2GEOTIFF : Exports an instance of GRIDobj to a geotiff file
  • GRIDOBJ2IM : GRIDOBJ2IM Create image from GRIDobj
  • GRIDOBJ2MAT : convert GRIDobj to matrix and coordinate vectors
  • GRIDOBJ2PM : combine several GRIDobj into a predictor matrix
  • GRIDOBJ2POLYGON : Conversion from drainage basin grid to polygon or polyline
  • GRIDOBJ2RGB : Convert GRIDobj to RGB image
  • ACV : Anisotropic coefficient of variation (ACV)
  • AGGREGATE : resampling a GRIDobj using aggregation
  • ARCSLOPE : mean gradient from a digital elevation model sensu ArcGIS
  • ASPECT : angle of exposition from a digital elevation model (GRIDobj)
  • CASTSHADOW : cast shadow
  • CELLAREA : calculate cell areas of a GRIDobj in geographic coordinate system
  • CLIP : clip a GRIDobj with a polygon or another GRIDobj
  • CONTOUR : contour plot of an instance of GRIDobj
  • COORD2IND : convert x and y coordinates to linear index
  • COORD2SUB : convert x and y coordinates to subscripts into a GRIDobj
  • CREATEMASK : create a binary mask using polygon mapping
  • CREATERECTMASK : create a binary mask using rectangle mapping
  • CROP : crop an instance of GRIDobj with axis-aligned minimum bounding box
  • CURVATURE : 8-connected neighborhood curvature of a digital elevation model
  • DEMAREA : Calculate the corrected surface area of a DEM
  • DEMPROFILE : get profile along path
  • DIFFUSION : Solve the diffusion equation
  • DILATE : morphological dilation
  • DIST2CURVE : labels pixels in a GRIDobj by their directed distance to a curved line
  • DIST2LINE : labels pixels in a GRIDobj by their distance to a straight line
  • DISTANCE : distance transform
  • ELEVATEMINIMA : elevate regional minima in a DEM to their lowest neighbor
  • ERODE : morphological erosion
  • EVANSSLOPE : Calculate surface slope using Evans method
  • EXCESSTOPOGRAPHY : reconstruct surface with threshold-slope surface
  • FILLSINKS : fill/remove pits, sinks or topographic depressions
  • FILTER : 2D-filtering of DEMs with different kernels
  • FIND : Find indices of nonzero elements in GRIDobj
  • FINDCOORD : Find coordinates of nonzero elements in GRIDobj
  • GETCOORDINATES : get coordinate vectors of an instance of GRIDobj
  • GETEXTENT : return extent of a GRIDobj
  • GETOUTLINE : get or plot extent of GRIDobj
  • GRADIENT8 : 8-connected neighborhood gradient of a digital elevation model
  • GRIDDEDCONTOUR : plot contours on grid
  • HEXGRID : creates an array of haxagonal points
  • HILLSHADE : create hillshading from a digital elevation model (GRIDobj)
  • HISTOGRAM : Plot frequency distribution of values in GRIDobj
  • HYPSCURVE : plot hypsometric curve of a digital elevation model
  • IDENTIFYFLATS : identify flat terrain in a digital elevation model
  • IMAGESC : Scale data in GRIDobj and display as image object
  • IMAGESCHS : plot hillshade image with overlay
  • IND2COORD : convert linear index to x and y coordinates
  • INFO : detailed information on GRIDobj instance
  • INPAINTNANS : Interpolate or fill missing values in a grid (GRIDobj)
  • INTERP : Interpolate to query locations
  • INTERP2GRIDOBJ : Interpolate scattered data to GRIDobj
  • INTERPWITHBARRIERS : Laplace interplation with barriers
  • ISNAN : returns array elements that are NaNs as logical grid
  • KSDENSITY : kernel density estimator for GRIDobj
  • LARGESTINSCRIBEDGRID : Find and crop the largest grid with no nans
  • LINE2GRIDOBJ : convert line to a grid
  • LOCALTOPOGRAPHY : Local topography
  • MEASURE : take interactive measurements along a polyline Additional work to be done is to replace impoly with drawpolygon.
  • MINMAXNORM : min-max normalization with optional percent clipping
  • MPOWER : overloaded power for GRIDobj
  • MRDIVIDE : overloaded right division for GRIDobj
  • MTIMES : overloaded multiplication for GRIDobj
  • PAD : add or remove a border of pixels around a GRIDobj
  • POLYGON2GRIDOBJ : convert polygon to a grid
  • POSTPROCFLATS : postprocess flat terrain for visualization purpose
  • PRCCLIP : percentile clipping
  • PROJECT : transforms a GRIDobj between projected coordinate systems Currently, the function still relies on imtransform, but takes now advantage of projcrs and geocrs. The function still needs testing.
  • PROMINENCE : Calculate the prominence of mountain peaks
  • RAND : Compute a GRIDobj with random numbers
  • RANDOMSAMPLE : Uniform random sampling of a GRIDobj
  • RECLABEL : labels GRIDobj by rectangular fields
  • RECLASSIFY : generate univariate class intervals for an instance of GRIDobj
  • REPROJECT2UTM : Reproject DEM with WGS84 coordinate system to UTM-WGS84 The function now is just a wrapper for the function project.
  • RESAMPLE : change spatial resolution of a GRIDobj
  • ROUGHNESS : terrain ruggedness, position and roughness indices of DEMs
  • SHUFFLELABEL : shufflelabel randomly relabels a label matrix
  • SNAP2STREAM : snap gauges or pour points to stream raster
  • SUB2COORD : convert subscripts to x and y coordinates
  • SURF : surface plot for GRIDobj
  • TANAKACONTOUR : Relief depiction using Tanaka contours
  • TOPOSHIELDING : topographic shielding from cosmic rays
  • VALIDATEALIGNMENT : validates whether instances of GRIDobj are spatially aligned
  • ZSCORE : standardized z-scores for GRIDobj

FLOWobj

STREAMobj