spatial (version 7.3-5)

Kenvl: 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$x,lims$lower, lty=2, col="green")
lines(lims$x,lims$upper, lty=2, col="green")
lines(Kaver(10,25,Strauss(69,0.5,3.5)), col="red")