upper bound of integration in the criterion function
expo
exponent in the criterion function
n.int
number of intervals used to approximate the integral in the criterion function with a sum
Value
The function returns an object as returned by optim, including:
par
The best set of parameters s2 and rho found
value
The value of the fit corresponding to ‘par’
convergence
‘0’ indicates successful convergence
Author(s)
Giovanni Petris <GPetris@uark.edu>, Roger.Bivand@nhh.no
References
Diggle, P. J. (1983) Statistical analysis of spatial point
patterns, London: Academic Press, pp. 55-57 and 78-81; Bailey, T. C. and
Gatrell, A. C. (1995) Interactive spatial data analysis, Harlow:
Longman, pp. 106-109.
See Also
optim, pcp.sim, Kenv.pcp, khat
Examples
data(cardiff)
polymap(cardiff$poly)
pointmap(as.points(cardiff), add=TRUE)
title("Locations of homes of 168 juvenile offenders")
pcp.fit <- pcp(as.points(cardiff), cardiff$poly, h0=30, n.int=30)
pcp.fit