macaca: Landmarks In ade4: Analysis of Ecological Data: Exploratory and Euclidean Methods in Environmental Sciences

 macaca R Documentation

Landmarks

Description

This data set gives the landmarks of a macaca at the ages of 0.9 and 5.77 years.

Usage

`data(macaca)`

Format

`macaca` is a list of 2 components.

xy1

is a data frame with 72 points and 2 coordinates.

xy2

is a data frame with 72 points and 2 coordinates.

Source

Olshan, A.F., Siegel, A.F. and Swindler, D.R. (1982) Robust and least-squares orthogonal mapping: Methods for the study of cephalofacial form and growth. American Journal of Physical Anthropology, 59, 131–137.

Examples

```data(macaca)
pro1 <- procuste(macaca\$xy1, macaca\$xy2, scal = FALSE)
pro2 <- procuste(macaca\$xy1, macaca\$xy2)

g1 <- s.match(macaca\$xy1, macaca\$xy2, plab.cex = 0, plot = FALSE)
g2 <- s.match(pro1\$tabX, pro1\$rotY, plab.cex = 0.7, plot = FALSE)
g3 <- s.match(pro1\$tabY, pro1\$rotX, plab.cex = 0.7, plot = FALSE)
g4 <- s.match(pro2\$tabY, pro2\$rotX, plab.cex = 0.7, plot = FALSE)
G <- ADEgS(c(g1, g2, g3, g4), layout = c(2, 2))

} else {
par(mfrow = c(2,2))
s.match(macaca\$xy1, macaca\$xy2, clab = 0)
s.match(pro1\$tabX, pro1\$rotY, clab = 0.7)
s.match(pro1\$tabY, pro1\$rotX, clab = 0.7)
s.match(pro2\$tabY, pro2\$rotX, clab = 0.7)
par(mfrow = c(1,1))
}```

ade4 documentation built on Nov. 2, 2022, 1:07 a.m.