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Polygons' overlap
Overlap(ppts) Overlap2(ppts) # S3 method for Overlap summary(object, ...)
Hulls information (e.g., output from 'Hulls()')
Object of the class 'Overlap'
Additional arguments
Overlap() calculates polygons (hulls) overlap (it requires 'PBSmapping' package).
'Overlap2()' is deprecated (it requires 'gpclib' package).
Hulls
# NOT RUN { iris.pca <- prcomp(iris[, 1:4], scale=TRUE) iris.p <- iris.pca$x[, 1:2] iris.h <- Hulls(iris.p[, 1:2], as.numeric(iris[, 5]), plot=FALSE) iris.o <- Overlap(iris.h) summary(iris.o) # }
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