Collection of various spatial functions


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Documentation for package ‘taRifx.geo’ version 1.0.4

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cleanLatLon Standardize latitude/longitude coordinates
closestPoint Find closest point to a given point's coordinates (closestPoint).
countPointsInPolys Count points within a polygon
cumDist Calculate cumulative distance along a matrix of x,y coordinates
gGeoCode Geocode character vectors using Google's API
gGeoCode.data.frame Geocode character vectors using Google's API
gGeoCode.default Geocode character vectors using Google's API
interpolatePathpoints Interpolate points along a path
lineDist Line distance in SpatialLinesDataFrame
pointDistPairwise Create all pairwise distances of points from a SpatialPointsDataFrame
pointgrid2SpatialPolygons Take a grid of regularly spaced points (such as those output by the centroids of Arc's fishnet function) and convert it to various grid data types
reshapeSLDF Reshape a spatialLinesDataFrame into a series of points with associated information
simpledist Cartesian distance between points
SLDFtoLine Convert a SpatialLinesDataFrame to a single line matrix with associated segment information
smoothLines Smooth the line segments in a SpatialLinesDataFrame
SPDFareas Return areas of polygons in a SpatialPolygonsDataFrame
SPDFtoPointsDF Convert SpatialPointsDataFrame to a regular data.frame with the coordinates as "x" and "y"
subset.SpatialPointsDataFrame Subset SpatialPolygonsDataFrame or SpatialPointsDataFrame
subset.SpatialPolygonsDataFrame Subset SpatialPolygonsDataFrame or SpatialPointsDataFrame
subsetSPDF Subset SpatialPolygonsDataFrame or SpatialPointsDataFrame