Extract.owin

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Extract Subset of Window

Extract a subset of a window.

Keywords
manip, spatial
Usage
## S3 method for class 'owin':
[(x, i, \dots)
Arguments
x
A spatial window (object of class "owin").
i
Object defining the subregion. Either a spatial window, or a pixel image with logical values.
...
Ignored.
Details

This function computes the intersection between the window x and the domain specified by i, using intersect.owin. This function is a method for the subset operator "[" for spatial windows (objects of class "owin"). It is provided mainly for completeness.

The index i may be either a window, or a pixel image with logical values (the TRUE values of the image specify the spatial domain).

Value

  • Another spatial window (object of class "owin").

See Also

intersect.owin

Aliases
  • [.owin
Examples
W <- owin(c(2.5, 3.2), c(1.4, 2.9))
 plot(letterR)
 plot(letterR[W], add=TRUE, col="red")
Documentation reproduced from package spatstat, version 1.36-0, License: GPL (>= 2)

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