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Matrix (version 0.99-2)

A Matrix package for R

Description

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

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Version

Install

install.packages('Matrix')

Monthly Downloads

90,263

Version

0.99-2

License

GPL version 2 or later. This R package includes code from the Metis package and from NIST. This code is covered by separate copyrights; see the file Copyrights for details. This R package includes code from the University of Florida sparse matrix library maintained by Tim Davis. All sections of that code are covered by the GPL or LGPL licenses. See the directory UFsparse for details.

Maintainer

Douglas Bates

Last Published

March 11th, 2025

Functions in Matrix (0.99-2)

Cholesky and Bunch-Kaufman Decompositions

dgTMatrix-class

Sparse matrices in triplet form

externalFormats

Read and write external matrix formats

Bayesian Information Criterion

Schur Decomposition of a Matrix

dtpMatrix-class

Packed triangular dense matrices

dpoMatrix-class

Positive Semi-definite Dense Numeric Matrices

Create pairwise crosstabulation

Extract variance and correlation components

lsyMatrix-class

Symmetric Dense Logical Matrices

Construct a Classed Matrix

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

dsparseMatrix-class

Virtual Class "dsparseMatrix" of Numeric Sparse Matrices

CsparseMatrix-class

Class "CsparseMatrix" of Sparse Matrices in Column-compressed Form

dsCMatrix-class

Numeric Symmetric Sparse (column compressed) Matrices

ltrMatrix-class

Triangular Dense Logical Matrices

TsparseMatrix-class

Class "TsparseMatrix" of Sparse Matrices in Triplet Form

Mixed model representations

A sample sparse model matrix

Generate a Hilbert matrix

ldenseMatrix-class

Virtual Class "ldenseMatrix" of Dense Logical Matrices

Class "VarCorr"

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

lsparseMatrix-classes

Sparse logical matrices

Triangular Decomposition of a Square Matrix

A sample response vector

Virtual Class "Matrix" Class of Matrices

dgBCMatrix-class

Class "dgBCMatrix" Real Sparse Blocked Column Compressed Matrix

LU Matrix Decompositions

Multiplication by Decomposition Factors

Expand a Decomposition into Factors

dtrMatrix-class

Triangular, dense, numeric matrices

Fit (Generalized) Linear Mixed-Effects Models

symmetricMatrix-class

Virtual Class of Symmetric Matrices in package:Matrix

dsyMatrix-class

Symmetric Dense Numeric Matrices

Positive-definite matrices

ddenseMatrix-class

Virtual Class "ddenseMatrix" of Numeric Dense Matrices

Generate an MCMC sample

dsRMatrix-class

Symmetric Sparse Compressed Row Matrices

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

Reaction times in a sleep deprivation study

Norm of a Matrix

Extract Fixed Effects

Estimate the Reciprocal Condition Number

Cross-product of transpose

Full Storage Representation of Packed Matrices

triangularMatrix-class

Virtual Class of Triangular Matrices in package:Matrix

Virtual Classes Not Yet Used

dCholCMatrix-class

Cholesky Decompositions of dsCMatrix Objects

dtCMatrix-class

Triangular, (compressed) sparse column matrices

dgeMatrix-class

Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices

Matrix exponential

Extract Random Effects

denseMatrix-class

Virtual Class "denseMatrix" of All Dense Matrices

Virtual Class "index" - Simple Class for Matrix Indices

dgRMatrix-class

Compressed, sparse, row-oriented numeric matrices

sparseMatrix-class

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

corrmatrix-class

Class "corrmatrix"

lgeMatrix-class

Class "lgeMatrix" of General Dense Logical Matrices

dgCMatrix-class

Compressed, sparse, column-oriented numeric matrices

Permutation matrices

Simulate responses from a fitted model