Spatial Network Analysis

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Documentation for package ‘alcyon’ version 0.4.0

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

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	Axial ShapeGraph
AxialShapeGraph-class	Axial ShapeGraph
AxialShapeGraph_subset	Subset AxialShapeGraph objects
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 points/lines as if selecting them using points
linkCoords-method	Link two Axial Lines (coordinates)
linkCoords-method	Link two PointMap Cells (coordinates)
linkRefs	Link map points/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
oneToOneTraverse	One-to-one traversal
palettes	Colour Palettes from depthmapX
plot.PointMap	plot a PointMap
PointMap	PointMap
PointMap-class	PointMap
PointMap_subset	Subset PointMap objects
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	Segment ShapeGraph
SegmentShapeGraph-class	Segment ShapeGraph
SegmentShapeGraph_subset	Subset SegmentShapeGraph objects
shapegraphToIGraph	Conversion of shapegraph to igraph
ShapeMap	ShapeMap class
ShapeMap-class	ShapeMap class
shapeMapToPolygonSf	ShapeMap to sf Polygon map
ShapeMap_subset	Subset ShapeMap objects
TraversalType	Traversal types
unlinkAtCrossPoint	Unlink map lines at their crossing point
unlinkAtCrossPoint-method	Unlink two Axial Lines (crosspoint)
unlinkCoords	Unlink map points/lines as if selecting them using points
unlinkCoords-method	Unlink two Axial Lines (coordinates)
unlinkCoords-method	Unlink two PointMap Cells (coordinates)
unlinkRefs	Unlink map points/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
[.AxialShapeGraph	Subset AxialShapeGraph objects
[.PointMap	Subset PointMap objects
[.SegmentShapeGraph	Subset SegmentShapeGraph objects
[.ShapeMap	Subset ShapeMap objects
[<-.AxialShapeGraph	Subset AxialShapeGraph objects
[<-.PointMap	Subset PointMap objects
[<-.SegmentShapeGraph	Subset SegmentShapeGraph objects
[<-.ShapeMap	Subset ShapeMap objects