Revision 6ebd6ff5fb7707ef87961f50ee794d8eb7143d0a authored by Adrian Baddeley on 10 August 2005, 00:00:00 UTC, committed by Gabor Csardi on 10 August 2005, 00:00:00 UTC
1 parent 5493ce5
unmark.Rd
\name{unmark}
\alias{unmark}
\title{Remove Marks from a Marked Point Pattern}
\description{
Removes the mark information from a marked point pattern
}
\usage{
unmark(X)
}
\arguments{
\item{X}{A point pattern. Either an object of class \code{"ppp"}
or anything acceptable to \code{\link{as.ppp}}.
}
}
\value{
A point pattern (of class \code{"ppp"})
with any mark information deleted.
}
\details{
This is simply a convenience for those occasions in which we want to
remove the marks from a marked point pattern.
}
\seealso{
\code{\link{ppp.object}},
\code{\link{as.ppp}}
}
\examples{
data(lansing)
hicks <- lansing[lansing$marks == "hickory", ]
\dontrun{
plot(hicks) # still a marked point pattern, but only 1 value of marks
plot(unmark(hicks)) # unmarked
}
}
\author{Adrian Baddeley
\email{adrian@maths.uwa.edu.au}
\url{http://www.maths.uwa.edu.au/~adrian/}
and Rolf Turner
\email{rolf@math.unb.ca}
\url{http://www.math.unb.ca/~rolf}
}
\keyword{spatial}
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