Momocs (version 1.2.9)

coo_truss: Truss measurement

Description

A method to calculate on shapes or on Coo truss measurements, that is all pairwise combinations of euclidean distances

Usage

coo_truss(x)

Arguments

x

a shape or an Ldk object

Value

a named numeric or matrix

See Also

Other premodern: measure

Examples

# NOT RUN {
# example on a single shape
cat <- coo_sample(shapes[4], 6)
coo_truss(cat)

# example on wings dataset
tx <- coo_truss(wings)
dim(tx)
# we normalize and plot an heatmap
txn <- apply(tx$coe, 2, .normalize)
# heatmap(txn)

txp <- PCA(tx, scale. = TRUE, center=TRUE, fac=wings$fac)
plot(txp, 1)
# }