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Matrix (version 0.98-7)

A Matrix package for R

Description

Classes and methods for numerical linear algebra using Lapack, LDL, and Metis.

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Install

install.packages('Matrix')

Monthly Downloads

118,373

Version

0.98-7

License

GPL version 2 or later. This R package includes code from the LDL and Metis packages, which are covered by separate copyrights. See the file Copyrights for details.

Maintainer

Douglas Bates

Last Published

March 11th, 2025

Functions in Matrix (0.98-7)

dgCMatrix-class

Compressed, sparse, column-oriented numeric matrices

dsyMatrix-class

Symmetric, dense matrices

Mixed model representations

Construct a Classed Matrix

symmetricMatrix-class

Virtual Class of Symmetric Matrices in package:Matrix

denseMatrix-class

Virtual Class "denseMatrix" of All Dense Matrices

Methods for "[<-" - Assigning to Subsets for 'Matrix'

Virtual Class "Matrix" Class of Matrices

dsRMatrix-class

Symmetric Sparse Compressed Row Matrices

Cholesky and Bunch-Kaufman Decompositions

dtrMatrix-class

Triangular, dense, numeric matrices

dgTMatrix-class

Sparse matrices in triplet form

dpoMatrix-class

Positive semi-definite, dense, numeric matrices

Methods for "[": Extraction or Subsetting in Package 'Matrix'

externalFormats

Read and write external matrix formats

Simulate responses from a fitted model

Permutation matrices

Create pairwise crosstabulation

Generate a Hilbert matrix

dsparseMatrix-class

Virtual Class "dsparseMatrix" of Numeric Sparse Matrices

Norm of a Matrix

Fit (Generalized) Linear Mixed-Effects Models

Cross-product of transpose

Extract Fixed Effects

Matrix exponential

LU Matrix Decompositions

Positive-definite matrices

Extract Random Effects

Expand a Decomposition into Factors

dgeMatrix-class

General S4 Matrix class

Virtual Classes Not Yet Used

Full Storage Representation of Packed Matrices

Extract variance and correlation components

Reaction times in a sleep deprivation study

triangularMatrix-class

Virtual Class of Triangular Matrices in package:Matrix

Multiplication by Decomposition Factors

lsparseMatrix-classes

Sparse logical matrices

dCholCMatrix-class

Cholesky Decompositions of dsCMatrix Objects

Schur Decomposition of a Matrix

Class "gTMatrix" of General Sparse Matrices in Triplet Form

corrmatrix-class

Class "corrmatrix"

sparseMatrix-class

Virtual Class "sparseMatrix" --- Mother of Sparse Matrices

dgBCMatrix-class

Class "dgBCMatrix" Real Sparse Blocked Column Compressed Matrix

dtCMatrix-class

Triangular, (compressed) sparse column matrices

Virtual Class "index" - Simple Class for Matrix Indices

A sample response vector

ddenseMatrix-class

Virtual Class "ddenseMatrix" of Numeric Dense Matrices

Class "VarCorr"

(Virtual) Class "dMatrix" of "double" Matrices

dgRMatrix-class

Compressed, sparse, row-oriented numeric matrices

dsCMatrix-class

Symmetric, compressed, sparse column matrices

Estimate the Reciprocal Condition Number

Triangular Decomposition of a Square Matrix

dtpMatrix-class

Packed triangular dense matrices

A sample sparse model matrix

Bayesian Information Criterion

Generate an MCMC sample