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Compute residual-projected spatial covariance

Source: R/RcppExports.R
sigma_residual.Rd

sigma = exp(-c * distmat), then sigma_dm = M * sigma * M'.

Usage

sigma_residual(distmat, c, M)

Arguments

distmat

n x n distance matrix

c

Decay parameter

M

n x n projection matrix (I - X(X'X)^-1X')

Value

Residual-projected covariance matrix