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apes

Great ape data


Description

Great ape skull landmark data. 8 landmarks in 2 dimensions, 167 individuals

Usage

data(apes)

Format

apes$x : An array of dimension 8 x 2 x 167

apes$group : Species and sex of each specimen: "gorf" 30 female gorillas, "gorm" 29 male gorillas, "panf" 26 female chimpanzees, "pamm" 28 male chimpanzees, "pongof" 24 female orang utans, "pongom" 30 male orang utans.

Source

Dryden, I.L. and Mardia, K.V. (2016). Statistical Shape Analysis, with applications in R (Second Edition). Wiley, Chichester.

O'Higgins, P. and Dryden, I. L. (1993). Sexual dimorphism in hominoids: further studies of craniofacial shape differences in Pan, Gorilla, Pongo, Journal of Human Evolution, 24, 183-205.

References

Data from Paul O'Higgins (Hull-York Medical School)

Examples

data(apes)
par(mfrow=c(1,2))
plotshapes(apes$x[,,apes$group=="gorf"],symbol="f")
plotshapes(apes$x[,,apes$group=="gorm"],symbol="m")

shapes

Statistical Shape Analysis

v1.2.6
GPL-2
Authors
Ian L. Dryden
Initial release
2021-03-30

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