rank_via_null: Rank of Matrix

In FactorHet: Estimate Heterogeneous Effects in Factorial Experiments Using Grouping and Sparsity

Rank of Matrix

Description

Calculate rank of (sparse) matrix by a QR decomposition.

Usage

rank_via_null(X, outer = FALSE)

Arguments

X	Sparse Matrix with size N by p.
outer	Calculate rank of X^T X. Often much faster if N >> p.

FactorHet documentation built on April 4, 2025, 5:44 a.m.