randcca: randomized cca function.

In stnava/ANTsR: ANTs in R: Quantification Tools for Biomedical Images

randomized cca function.

Description

uses random matrix to estimate cca results

Usage

randcca(x, y, k, seed = NA)

Arguments

x	input matrix
y	input matrix
k	rank to use
seed	for testing

Value

outputs a list containing:

whitened:

low-rank whitened joint matrix

svd:

low-rank svd of joint matrix

Author(s)

Avants BB

Examples

set.seed(13)
x <- matrix(rnorm(3000), nrow = 50)
y <- x %*% matrix(rnorm(60 * 100), nrow = 60)
k <- 10
dr <- randcca(x, y, k, 1)

stnava/ANTsR documentation built on April 13, 2025, 4:10 a.m.