npfun
From spatstat v1.63-0
by Adrian Baddeley
Dummy Function Returns Number of Points
Returns a summary function which is constant with value equal to the number of points in the point pattern.
- Keywords
- spatial, nonparametric
Usage
npfun(X, ..., r)Arguments
- X
Point pattern.
- …
Ignored.
- r
Vector of values of the distance argument \(r\).
Details
This function is normally not called by the user. Instead it is passed
as an argument to the function psst.
Value
Object of class "fv" representing a constant function.
See Also
Examples
# NOT RUN {
fit0 <- ppm(cells, ~1, nd=10)
v <- psst(fit0, npfun)
# }
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