nobjects

0th

Percentile

Count Number of Geometrical Objects in a Spatial Dataset

A generic function to count the number of geometrical objects in a spatial dataset.

Keywords
manip, spatial
Usage
nobjects(x)

# S3 method for ppp nobjects(x)

# S3 method for ppx nobjects(x)

# S3 method for psp nobjects(x)

# S3 method for tess nobjects(x)

Arguments
x

A dataset.

Details

The generic function nobjects counts the number of geometrical objects in the spatial dataset x.

The methods for point patterns (classes "ppp" and "ppx", embracing "pp3" and "lpp") count the number of points in the pattern.

The method for line segment patterns (class "psp") counts the number of line segments in the pattern.

The method for tessellations (class "tess") counts the number of tiles of the tessellation.

Value

A single integer.

See Also

npoints

Aliases
  • nobjects
  • nobjects.ppp
  • nobjects.ppx
  • nobjects.psp
  • nobjects.tess
Examples
# NOT RUN {
   nobjects(redwood)
   nobjects(edges(letterR))
   nobjects(dirichlet(cells))
# }
Documentation reproduced from package spatstat, version 1.59-0, License: GPL (>= 2)

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