trans {ExtrPatt}

transformation function

Description

Applies the transformation t(x) = \log(1+\exp{(x)})

Usage

trans(x)

Arguments

x

Real vector

Details

Transformation from real vector in real, positive vector under preservation of Frechet-distribution.

Value

Real, positive vector, containing the result of transformation function.

Author(s)

Yuing Jiang, Dan Cooley

References

Cooley & Thibaud (2019) <doi:10.1093/biomet/asz028>

See Also

svd.tpdm, pca.tpdm