phiFromBeta_normalInverseWishart: Convert vector parametrization (beta) to matrix-parametrization (phi),
the latter as e.g. used in MTS::VAR()$ar
Description
Convert vector parametrization (beta) to matrix-parametrization (phi),
the latter as e.g. used in MTS::VAR()$ar
Usage
phiFromBeta_normalInverseWishart(beta, K, p)
Arguments
beta
coefficient vector, of dimension K*d*d
K
positive integer, vector dimensionality
p
nonnegarive integer, VAR order
Value
K times K*p coefficient matrix