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fdasrvf (version 2.0.0)

curve_karcher_cov: Curve Karcher Covariance

Description

Calculate Karcher Covariance of a set of curves

Usage

curve_karcher_cov(v, len = NA)

Value

K covariance matrix

Arguments

v

array (n,T,N) for N number of shooting vectors

len

lengths of curves (default=NA)

References

Srivastava, A., Klassen, E., Joshi, S., Jermyn, I., (2011). Shape analysis of elastic curves in euclidean spaces. Pattern Analysis and Machine Intelligence, IEEE Transactions on 33 (7), 1415-1428.

Examples

Run this code
out <- curve_karcher_mean(beta[, , 1, 1:2], maxit = 2)
# note: use more shapes, small for speed
K <- curve_karcher_cov(out$v)

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