groupstack: Combine two or more groups of configurations

In shapes: Statistical Shape Analysis

Combine two or more groups of configurations

Description

Combine two or more groups of configurations and create a group label vector. (Maximum 8 groups).

Usage

groupstack(A1, A2, A3=0, A4=0, A5=0, A6=0, A7=0, A8=0)

Arguments

A1	Input k x m x n real array of the Procrustes transformed configurations, where k is the number of points, m is the number of dimensions, and n is the sample size.
A2	Input k x m x n real array of the Procrustes original configurations, where k is the number of points, m is the number of dimensions, and n is the sample size.
A3	Optional array
A4	Optional array
A5	Optional array
A6	Optional array
A7	Optional array
A8	Optional array

Value

A list with components

x	The combined array of all configurations
groups	The group labels (integers)

Author(s)

Ian Dryden

References

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

See Also

procGPA

Examples

#2D example : female and male Gorillas (cf. Dryden and Mardia, 2016)

data(gorf.dat)
data(gorm.dat)

groupstack(gorf.dat,gorm.dat)

shapes documentation built on Feb. 16, 2023, 8:16 p.m.