refund: Xt_siginv_X – R documentation

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Xt_siginv_X

Internal computation function

Description

Internal function used compute the products '(X otimes Theta)^t (I otimes Sigma^-1) (X otimes Theta)' and '(X otimes Theta)^t (I otimes Sigma^-1) (y)' in cross-sectional VB algorithm and Gibbs sampler

Usage

Xt_siginv_X(tx, siginv, y = NULL)

Arguments

`tx`	transpose of the X design matrix
`siginv`	inverse variance matrix
`y`	outcome matrix. if `NULL`, function computes first product; if not, function computes second product.

Author(s)

Jeff Goldsmith ajg2202@cumc.columbia.edu

refund

Regression with Functional Data

v0.1-23

GPL (>= 2)

Authors

Jeff Goldsmith [aut], Fabian Scheipl [aut], Lei Huang [aut], Julia Wrobel [aut, cre], Chongzhi Di [aut], Jonathan Gellar [aut], Jaroslaw Harezlak [aut], Mathew W. McLean [aut], Bruce Swihart [aut], Luo Xiao [aut], Ciprian Crainiceanu [aut], Philip T. Reiss [aut], Yakuan Chen [ctb], Sonja Greven [ctb], Lan Huo [ctb], Madan Gopal Kundu [ctb], So Young Park [ctb], David L. Miller [ctb], Ana-Maria Staicu [ctb]

Initial release

2020-12-03