View source: R/RelativeEigenanalysis.R
RelativeEigenanalysis | R Documentation |
Computes relative eigenvalues and eigenvectors between a pair of covariance matrices.
RelativeEigenanalysis(cov.x, cov.y, symmetric = FALSE)
cov.x |
covariance matrix |
cov.y |
covariance matrix |
symmetric |
Logical. If TRUE, computes symmetric eigenanalysis. |
list with two objects: eigenvalues and eigenvectors
Guilherme Garcia, Diogo Melo
Bookstein, F. L., and P. Mitteroecker, P. "Comparing Covariance Matrices by Relative Eigenanalysis, with Applications to Organismal Biology." Evolutionary Biology 41, no. 2 (June 1, 2014): 336-350. doi:10.1007/s11692-013-9260-5.
data(dentus)
dentus.vcv <- dlply(dentus, .(species), function(df) var(df[, -5]))
dentus.eigrel <- RelativeEigenanalysis(dentus.vcv [[1]], dentus.vcv[[5]])
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