Spatial Network Analysis


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Documentation for package ‘alcyon’ version 0.2.0

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agentAnalysis Agent Analysis
AgentLookMode Agent look modes.
AllLineShapeGraph-class All-line Axial ShapeGraph
allToAllTraverse All-to-all traversal
as as("sf", "ShapeMap")
axialAnalysisLocal Axial analysis - local metrics
AxialShapeGraph-class Axial ShapeGraph
axialToSegmentShapeGraph Axial to Segment ShapeGraph
blockLines Block lines on a PointMap
connections Get map connections
connections-method Get the Axial ShapeGraph connections
connections-method Get the PointMap connections
connections-method Get the Segment ShapeGraph connections
createGrid Create a PointMap through a grid
depthmap.axmanesque.colour Colour Palettes from depthmapX
depthmap.bluered.colour Colour Palettes from depthmapX
depthmap.classic.colour Colour Palettes from depthmapX
depthmap.grayscale.colour Colour Palettes from depthmapX
depthmap.nicehsb.colour Colour Palettes from depthmapX
depthmap.purpleorange.colour Colour Palettes from depthmapX
fillGrid Fill a PointMap's grid starting from one or more points
getTopFeatures Extract top x percent of features
indexToRefID Ref ID to index and vice-versa
isovist Create isovists at point and direction angle
isovist2pts Create isovists using two points
linkCoords Link map cells/lines as if selecting them using points
linkCoords-method Link two Axial Lines (coordinates)
linkCoords-method Link two PointMap Cells (coordinates)
linkRefs Link map cells/lines using their refs
linkRefs-method Link two Axial Lines (refs)
linkRefs-method Link two PointMap Cells (refs)
links Get map links
links-method Get the Axial ShapeGraph links
links-method Get the PointMap links
makeAllLineMap Create an All-line Map
makeAxmanesqueColour Single Colour from depthmapX's Palettes
makeBlueRedColour Single Colour from depthmapX's Palettes
makeColour Single Colour from depthmapX's Palettes
makeDepthmapClassicColour Single Colour from depthmapX's Palettes
makeGreyScaleColour Single Colour from depthmapX's Palettes
makeNiceHSBColour Single Colour from depthmapX's Palettes
makePurpleOrangeColour Single Colour from depthmapX's Palettes
makeVGAGraph Create a graph between visible cells in the PointMap
makeVGAPointMap Create a PointMap grid, fill it and make the graph
matchPointsToLines Match points to lines
name Get map name
name-method Get the PointMap name
name-method Get the ShapeMap name
oneToAllTraverse One-to-all traversal
palettes Colour Palettes from depthmapX
PointMap-class PointMap
readMetaGraph Read MetaGraph
reduceToFewest Reduce an All-line Map to two types of fewest-line maps
refIDtoIndex Ref ID to index and vice-versa
refIdToIndexAndBack Ref ID to index and vice-versa
SegmentShapeGraph-class Segment ShapeGraph
ShapeGraph-class ShapeGraph
shapegraphToIGraph Conversion of shapegraph to igraph
shapeMapToPolygonSf ShapeMap to sf Polygon map
TraversalType Traversal types
unlinkAtCrossPoint Unlink map lines at their crossing point
unlinkAtCrossPoint-method Unlink two Axial Lines (crosspoint)
unlinkCoords Unlink map cells/lines as if selecting them using points
unlinkCoords-method Unlink two Axial Lines (coordinates)
unlinkCoords-method Unlink two PointMap Cells (coordinates)
unlinkRefs Unlink map cells/lines using their refs
unlinkRefs-method Unlink two Axial Lines (refs)
unlinkRefs-method Unlink two PointMap Cells (refs)
unmakeVGAGraph Unmake the graph in a PointMap
vgaIsovist Visibility Graph Analysis - isovist metrics
vgaThroughVision Visibility Graph Analysis - Through Vision
vgaVisualLocal Visibility Graph Analysis - Visual local metrics