rgam {fdasrvf}

Random Warping

Description

Generates random warping functions

Usage

rgam(N, sigma, num)

Arguments

N

length of warping function

sigma

variance of warping functions

num

number of warping functions

Value

gam warping functions

References

Srivastava, A., Wu, W., Kurtek, S., Klassen, E., Marron, J. S., May 2011. Registration of functional data using fisher-rao metric, arXiv:1103.3817v2.

Tucker, J. D., Wu, W., Srivastava, A., Generative Models for Function Data using Phase and Amplitude Separation, Computational Statistics and Data Analysis (2012), 10.1016/j.csda.2012.12.001.

Examples

gam = rgam(N=101, sigma=.01, num=35)