compute_diag_correction_cpp: Compute diagonal correction for V update (C++ version)

View source: R/RcppExports.R

compute_diag_correction_cppR Documentation

Compute diagonal correction for V update (C++ version)

Description

Computes the diagonal correction term sum_i U_sq(i,r1) * U_sq(i,r2) used in updateV and updateVm functions.

Usage

compute_diag_correction_cpp(U)

Arguments

U

Factor matrix

Value

R x R diagonal correction matrix


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