Kenvl {spatial}R Documentation

Compute Envelope and Average of Simulations of K-fns

Description

Computes envelope (upper and lower limits) and average of simulations of K-fns

Usage

Kenvl(fs, nsim, ...)

Arguments

fs full scale for K-fn
nsim number of simulations
... arguments to produce one simulation

Value

list with components

x distances
lower min of K-fns
upper max of K-fns
aver average of K-fns

References

Ripley, B. D. (1981) Spatial Statistics. Wiley.

Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.

See Also

Kfn, Kaver

Examples

towns <- ppinit("towns.dat")
par(pty="s")
plot(Kfn(towns, 40), type="b")
plot(Kfn(towns, 10), type="b", xlab="distance", ylab="L(t)")
for(i in 1:10) lines(Kfn(Psim(69), 10))
lims <- Kenvl(10,100,Psim(69))
lines(lims$x,lims$l, lty=2, col="green")
lines(lims$x,lims$u, lty=2, col="green")
lines(Kaver(10,25,Strauss(69,0.5,3.5)), col="red")
[Package spatial version 7.2-23 Index]